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1 | #ifndef BABELTRACE_PLUGIN_DEBUG_INFO_TRACE_IR_MAPPING_H |
2 | #define BABELTRACE_PLUGIN_DEBUG_INFO_TRACE_IR_MAPPING_H | |
3 | /* | |
4 | * Copyright 2019 Francis Deslauriers francis.deslauriers@efficios.com> | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
22 | * SOFTWARE. | |
23 | */ | |
24 | ||
25 | #include <glib.h> | |
26 | ||
578e048b | 27 | #include "common/assert.h" |
91d81473 | 28 | #include "common/macros.h" |
3fadfbc0 | 29 | #include <babeltrace2/babeltrace.h> |
ca9f27f3 FD |
30 | |
31 | #include "debug-info.h" | |
32 | ||
33 | /* Used to resolve field paths for dynamic arrays and variant field classes. */ | |
34 | struct field_class_resolving_context { | |
35 | /* Weak reference. Owned by input stream class. */ | |
36 | const bt_field_class *packet_context; | |
37 | /* Weak reference. Owned by input stream class. */ | |
38 | const bt_field_class *event_common_context; | |
39 | /* Weak reference. Owned by input event class. */ | |
40 | const bt_field_class *event_specific_context; | |
41 | /* Weak reference. Owned by input event class. */ | |
42 | const bt_field_class *event_payload; | |
43 | }; | |
44 | ||
45 | struct trace_ir_metadata_maps { | |
3a3d15f3 | 46 | bt_logging_level log_level; |
ca9f27f3 FD |
47 | const bt_trace_class *input_trace_class; |
48 | bt_trace_class *output_trace_class; | |
49 | ||
50 | /* | |
51 | * Map between input stream class and its corresponding output stream | |
52 | * class. | |
53 | * input stream class: weak reference. Owned by an upstream | |
54 | * component. | |
55 | * output stream class: owned by this structure. | |
56 | */ | |
57 | GHashTable *stream_class_map; | |
58 | ||
59 | /* | |
60 | * Map between input event class and its corresponding output event | |
61 | * class. | |
62 | * input event class: weak reference. Owned by an upstream component. | |
63 | * output event class: owned by this structure. | |
64 | */ | |
65 | GHashTable *event_class_map; | |
66 | ||
67 | /* | |
68 | * Map between input field class and its corresponding output field | |
69 | * class. | |
70 | * input field class: weak reference. Owned by an upstream component. | |
71 | * output field class: owned by this structure. | |
72 | */ | |
73 | GHashTable *field_class_map; | |
74 | ||
75 | /* | |
76 | * Map between input clock class and its corresponding output clock | |
77 | * class. | |
78 | * input clock class: weak reference. Owned by an upstream component. | |
79 | * output clock class: owned by this structure. | |
80 | */ | |
81 | GHashTable *clock_class_map; | |
82 | ||
83 | struct field_class_resolving_context *fc_resolving_ctx; | |
84 | ||
85 | uint64_t destruction_listener_id; | |
86 | }; | |
87 | ||
88 | struct trace_ir_data_maps { | |
3a3d15f3 | 89 | bt_logging_level log_level; |
ca9f27f3 FD |
90 | const bt_trace *input_trace; |
91 | bt_trace *output_trace; | |
92 | ||
93 | /* | |
94 | * Map between input stream its corresponding output stream. | |
95 | * input stream: weak reference. Owned by an upstream component. | |
96 | * output stream: owned by this structure. | |
97 | */ | |
98 | GHashTable *stream_map; | |
99 | ||
100 | /* | |
101 | * Map between input packet its corresponding output packet. | |
102 | * input packet: weak reference. Owned by an upstream packet component. | |
103 | * output packet: owned by this structure. | |
104 | */ | |
105 | GHashTable *packet_map; | |
106 | ||
107 | uint64_t destruction_listener_id; | |
108 | }; | |
109 | ||
110 | struct trace_ir_maps { | |
3a3d15f3 PP |
111 | bt_logging_level log_level; |
112 | ||
ca9f27f3 FD |
113 | /* |
114 | * input trace -> trace_ir_data_maps. | |
115 | * input trace: weak reference. Owned by an upstream component. | |
116 | * trace_ir_data_maps: Owned by this structure. | |
117 | */ | |
118 | GHashTable *data_maps; | |
119 | ||
120 | /* | |
121 | * input trace class -> trace_ir_metadata_maps. | |
122 | * input trace class: weak reference. Owned by an upstream component. | |
123 | * trace_ir_metadata_maps: Owned by this structure. | |
124 | */ | |
125 | GHashTable *metadata_maps; | |
126 | ||
127 | char *debug_info_field_class_name; | |
128 | ||
129 | bt_self_component *self_comp; | |
130 | }; | |
131 | ||
132 | BT_HIDDEN | |
133 | struct trace_ir_maps *trace_ir_maps_create(bt_self_component *self_comp, | |
3a3d15f3 | 134 | const char *debug_info_field_name, bt_logging_level log_level); |
ca9f27f3 FD |
135 | |
136 | BT_HIDDEN | |
137 | void trace_ir_maps_clear(struct trace_ir_maps *maps); | |
138 | ||
139 | BT_HIDDEN | |
140 | void trace_ir_maps_destroy(struct trace_ir_maps *maps); | |
141 | ||
142 | BT_HIDDEN | |
143 | struct trace_ir_data_maps *trace_ir_data_maps_create( | |
144 | struct trace_ir_maps *ir_maps, | |
145 | const bt_trace *in_trace); | |
146 | ||
147 | BT_HIDDEN | |
148 | void trace_ir_data_maps_destroy(struct trace_ir_data_maps *d_maps); | |
149 | ||
150 | BT_HIDDEN | |
151 | struct trace_ir_metadata_maps *trace_ir_metadata_maps_create( | |
152 | struct trace_ir_maps *ir_maps, | |
153 | const bt_trace_class *in_trace_class); | |
154 | ||
155 | BT_HIDDEN | |
156 | void trace_ir_metadata_maps_destroy(struct trace_ir_metadata_maps *md_maps); | |
157 | ||
158 | BT_HIDDEN | |
159 | bt_stream *trace_ir_mapping_create_new_mapped_stream( | |
160 | struct trace_ir_maps *ir_maps, | |
161 | const bt_stream *in_stream); | |
162 | ||
163 | BT_HIDDEN | |
164 | bt_stream *trace_ir_mapping_borrow_mapped_stream( | |
165 | struct trace_ir_maps *ir_maps, | |
166 | const bt_stream *in_stream); | |
167 | ||
168 | BT_HIDDEN | |
169 | void trace_ir_mapping_remove_mapped_stream( | |
170 | struct trace_ir_maps *ir_maps, | |
171 | const bt_stream *in_stream); | |
172 | ||
173 | BT_HIDDEN | |
174 | bt_event_class *trace_ir_mapping_create_new_mapped_event_class( | |
175 | struct trace_ir_maps *ir_maps, | |
176 | const bt_event_class *in_event_class); | |
177 | ||
178 | BT_HIDDEN | |
179 | bt_event_class *trace_ir_mapping_borrow_mapped_event_class( | |
180 | struct trace_ir_maps *ir_maps, | |
181 | const bt_event_class *in_event_class); | |
182 | ||
183 | BT_HIDDEN | |
184 | bt_packet *trace_ir_mapping_create_new_mapped_packet( | |
185 | struct trace_ir_maps *ir_maps, | |
186 | const bt_packet *in_packet); | |
187 | ||
188 | BT_HIDDEN | |
189 | bt_packet *trace_ir_mapping_borrow_mapped_packet( | |
190 | struct trace_ir_maps *ir_maps, | |
191 | const bt_packet *in_packet); | |
192 | ||
193 | BT_HIDDEN | |
194 | void trace_ir_mapping_remove_mapped_packet( | |
195 | struct trace_ir_maps *ir_maps, | |
196 | const bt_packet *in_packet); | |
197 | ||
198 | static inline | |
199 | struct trace_ir_data_maps *borrow_data_maps_from_input_trace( | |
200 | struct trace_ir_maps *ir_maps, const bt_trace *in_trace) | |
201 | { | |
202 | BT_ASSERT(ir_maps); | |
203 | BT_ASSERT(in_trace); | |
204 | ||
205 | struct trace_ir_data_maps *d_maps = | |
206 | g_hash_table_lookup(ir_maps->data_maps, (gpointer) in_trace); | |
207 | if (!d_maps) { | |
208 | d_maps = trace_ir_data_maps_create(ir_maps, in_trace); | |
209 | g_hash_table_insert(ir_maps->data_maps, (gpointer) in_trace, d_maps); | |
210 | } | |
211 | ||
212 | return d_maps; | |
213 | } | |
214 | ||
215 | static inline | |
216 | struct trace_ir_data_maps *borrow_data_maps_from_input_stream( | |
217 | struct trace_ir_maps *ir_maps, const bt_stream *in_stream) | |
218 | { | |
219 | BT_ASSERT(ir_maps); | |
220 | BT_ASSERT(in_stream); | |
221 | ||
222 | return borrow_data_maps_from_input_trace(ir_maps, | |
223 | bt_stream_borrow_trace_const(in_stream)); | |
224 | } | |
225 | ||
226 | static inline | |
227 | struct trace_ir_data_maps *borrow_data_maps_from_input_packet( | |
228 | struct trace_ir_maps *ir_maps, const bt_packet *in_packet) | |
229 | { | |
230 | BT_ASSERT(ir_maps); | |
231 | BT_ASSERT(in_packet); | |
232 | ||
233 | return borrow_data_maps_from_input_stream(ir_maps, | |
234 | bt_packet_borrow_stream_const(in_packet)); | |
235 | } | |
236 | ||
237 | static inline | |
238 | struct trace_ir_metadata_maps *borrow_metadata_maps_from_input_trace_class( | |
239 | struct trace_ir_maps *ir_maps, | |
240 | const bt_trace_class *in_trace_class) | |
241 | { | |
242 | BT_ASSERT(ir_maps); | |
243 | BT_ASSERT(in_trace_class); | |
244 | ||
245 | struct trace_ir_metadata_maps *md_maps = | |
246 | g_hash_table_lookup(ir_maps->metadata_maps, | |
247 | (gpointer) in_trace_class); | |
248 | if (!md_maps) { | |
249 | md_maps = trace_ir_metadata_maps_create(ir_maps, in_trace_class); | |
250 | g_hash_table_insert(ir_maps->metadata_maps, | |
251 | (gpointer) in_trace_class, md_maps); | |
252 | } | |
253 | ||
254 | return md_maps; | |
255 | } | |
256 | ||
257 | static inline | |
258 | struct trace_ir_metadata_maps *borrow_metadata_maps_from_input_stream_class( | |
259 | struct trace_ir_maps *ir_maps, | |
260 | const bt_stream_class *in_stream_class) { | |
261 | ||
262 | BT_ASSERT(in_stream_class); | |
263 | ||
264 | return borrow_metadata_maps_from_input_trace_class(ir_maps, | |
265 | bt_stream_class_borrow_trace_class_const(in_stream_class)); | |
266 | } | |
267 | ||
268 | static inline | |
269 | struct trace_ir_metadata_maps *borrow_metadata_maps_from_input_event_class( | |
270 | struct trace_ir_maps *ir_maps, | |
271 | const bt_event_class *in_event_class) { | |
272 | ||
273 | BT_ASSERT(in_event_class); | |
274 | ||
275 | return borrow_metadata_maps_from_input_stream_class(ir_maps, | |
276 | bt_event_class_borrow_stream_class_const(in_event_class)); | |
277 | } | |
278 | ||
279 | #endif /* BABELTRACE_PLUGIN_DEBUG_INFO_TRACE_IR_MAPPING_H */ |