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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 | ||
57952005 | 27 | #include "common/assert.h" |
85e7137b | 28 | #include "common/macros.h" |
71c5da58 | 29 | #include <babeltrace2/babeltrace.h> |
58f6d595 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 { | |
46 | const bt_trace_class *input_trace_class; | |
47 | bt_trace_class *output_trace_class; | |
48 | ||
49 | /* | |
50 | * Map between input stream class and its corresponding output stream | |
51 | * class. | |
52 | * input stream class: weak reference. Owned by an upstream | |
53 | * component. | |
54 | * output stream class: owned by this structure. | |
55 | */ | |
56 | GHashTable *stream_class_map; | |
57 | ||
58 | /* | |
59 | * Map between input event class and its corresponding output event | |
60 | * class. | |
61 | * input event class: weak reference. Owned by an upstream component. | |
62 | * output event class: owned by this structure. | |
63 | */ | |
64 | GHashTable *event_class_map; | |
65 | ||
66 | /* | |
67 | * Map between input field class and its corresponding output field | |
68 | * class. | |
69 | * input field class: weak reference. Owned by an upstream component. | |
70 | * output field class: owned by this structure. | |
71 | */ | |
72 | GHashTable *field_class_map; | |
73 | ||
74 | /* | |
75 | * Map between input clock class and its corresponding output clock | |
76 | * class. | |
77 | * input clock class: weak reference. Owned by an upstream component. | |
78 | * output clock class: owned by this structure. | |
79 | */ | |
80 | GHashTable *clock_class_map; | |
81 | ||
82 | struct field_class_resolving_context *fc_resolving_ctx; | |
83 | ||
84 | uint64_t destruction_listener_id; | |
85 | }; | |
86 | ||
87 | struct trace_ir_data_maps { | |
88 | const bt_trace *input_trace; | |
89 | bt_trace *output_trace; | |
90 | ||
91 | /* | |
92 | * Map between input stream its corresponding output stream. | |
93 | * input stream: weak reference. Owned by an upstream component. | |
94 | * output stream: owned by this structure. | |
95 | */ | |
96 | GHashTable *stream_map; | |
97 | ||
98 | /* | |
99 | * Map between input packet its corresponding output packet. | |
100 | * input packet: weak reference. Owned by an upstream packet component. | |
101 | * output packet: owned by this structure. | |
102 | */ | |
103 | GHashTable *packet_map; | |
104 | ||
105 | uint64_t destruction_listener_id; | |
106 | }; | |
107 | ||
108 | struct trace_ir_maps { | |
109 | /* | |
110 | * input trace -> trace_ir_data_maps. | |
111 | * input trace: weak reference. Owned by an upstream component. | |
112 | * trace_ir_data_maps: Owned by this structure. | |
113 | */ | |
114 | GHashTable *data_maps; | |
115 | ||
116 | /* | |
117 | * input trace class -> trace_ir_metadata_maps. | |
118 | * input trace class: weak reference. Owned by an upstream component. | |
119 | * trace_ir_metadata_maps: Owned by this structure. | |
120 | */ | |
121 | GHashTable *metadata_maps; | |
122 | ||
123 | char *debug_info_field_class_name; | |
124 | ||
125 | bt_self_component *self_comp; | |
126 | }; | |
127 | ||
128 | BT_HIDDEN | |
129 | struct trace_ir_maps *trace_ir_maps_create(bt_self_component *self_comp, | |
130 | const char *debug_info_field_name); | |
131 | ||
132 | BT_HIDDEN | |
133 | void trace_ir_maps_clear(struct trace_ir_maps *maps); | |
134 | ||
135 | BT_HIDDEN | |
136 | void trace_ir_maps_destroy(struct trace_ir_maps *maps); | |
137 | ||
138 | BT_HIDDEN | |
139 | struct trace_ir_data_maps *trace_ir_data_maps_create( | |
140 | struct trace_ir_maps *ir_maps, | |
141 | const bt_trace *in_trace); | |
142 | ||
143 | BT_HIDDEN | |
144 | void trace_ir_data_maps_destroy(struct trace_ir_data_maps *d_maps); | |
145 | ||
146 | BT_HIDDEN | |
147 | struct trace_ir_metadata_maps *trace_ir_metadata_maps_create( | |
148 | struct trace_ir_maps *ir_maps, | |
149 | const bt_trace_class *in_trace_class); | |
150 | ||
151 | BT_HIDDEN | |
152 | void trace_ir_metadata_maps_destroy(struct trace_ir_metadata_maps *md_maps); | |
153 | ||
154 | BT_HIDDEN | |
155 | bt_stream *trace_ir_mapping_create_new_mapped_stream( | |
156 | struct trace_ir_maps *ir_maps, | |
157 | const bt_stream *in_stream); | |
158 | ||
159 | BT_HIDDEN | |
160 | bt_stream *trace_ir_mapping_borrow_mapped_stream( | |
161 | struct trace_ir_maps *ir_maps, | |
162 | const bt_stream *in_stream); | |
163 | ||
164 | BT_HIDDEN | |
165 | void trace_ir_mapping_remove_mapped_stream( | |
166 | struct trace_ir_maps *ir_maps, | |
167 | const bt_stream *in_stream); | |
168 | ||
169 | BT_HIDDEN | |
170 | bt_event_class *trace_ir_mapping_create_new_mapped_event_class( | |
171 | struct trace_ir_maps *ir_maps, | |
172 | const bt_event_class *in_event_class); | |
173 | ||
174 | BT_HIDDEN | |
175 | bt_event_class *trace_ir_mapping_borrow_mapped_event_class( | |
176 | struct trace_ir_maps *ir_maps, | |
177 | const bt_event_class *in_event_class); | |
178 | ||
179 | BT_HIDDEN | |
180 | bt_packet *trace_ir_mapping_create_new_mapped_packet( | |
181 | struct trace_ir_maps *ir_maps, | |
182 | const bt_packet *in_packet); | |
183 | ||
184 | BT_HIDDEN | |
185 | bt_packet *trace_ir_mapping_borrow_mapped_packet( | |
186 | struct trace_ir_maps *ir_maps, | |
187 | const bt_packet *in_packet); | |
188 | ||
189 | BT_HIDDEN | |
190 | void trace_ir_mapping_remove_mapped_packet( | |
191 | struct trace_ir_maps *ir_maps, | |
192 | const bt_packet *in_packet); | |
193 | ||
194 | static inline | |
195 | struct trace_ir_data_maps *borrow_data_maps_from_input_trace( | |
196 | struct trace_ir_maps *ir_maps, const bt_trace *in_trace) | |
197 | { | |
198 | BT_ASSERT(ir_maps); | |
199 | BT_ASSERT(in_trace); | |
200 | ||
201 | struct trace_ir_data_maps *d_maps = | |
202 | g_hash_table_lookup(ir_maps->data_maps, (gpointer) in_trace); | |
203 | if (!d_maps) { | |
204 | d_maps = trace_ir_data_maps_create(ir_maps, in_trace); | |
205 | g_hash_table_insert(ir_maps->data_maps, (gpointer) in_trace, d_maps); | |
206 | } | |
207 | ||
208 | return d_maps; | |
209 | } | |
210 | ||
211 | static inline | |
212 | struct trace_ir_data_maps *borrow_data_maps_from_input_stream( | |
213 | struct trace_ir_maps *ir_maps, const bt_stream *in_stream) | |
214 | { | |
215 | BT_ASSERT(ir_maps); | |
216 | BT_ASSERT(in_stream); | |
217 | ||
218 | return borrow_data_maps_from_input_trace(ir_maps, | |
219 | bt_stream_borrow_trace_const(in_stream)); | |
220 | } | |
221 | ||
222 | static inline | |
223 | struct trace_ir_data_maps *borrow_data_maps_from_input_packet( | |
224 | struct trace_ir_maps *ir_maps, const bt_packet *in_packet) | |
225 | { | |
226 | BT_ASSERT(ir_maps); | |
227 | BT_ASSERT(in_packet); | |
228 | ||
229 | return borrow_data_maps_from_input_stream(ir_maps, | |
230 | bt_packet_borrow_stream_const(in_packet)); | |
231 | } | |
232 | ||
233 | static inline | |
234 | struct trace_ir_metadata_maps *borrow_metadata_maps_from_input_trace_class( | |
235 | struct trace_ir_maps *ir_maps, | |
236 | const bt_trace_class *in_trace_class) | |
237 | { | |
238 | BT_ASSERT(ir_maps); | |
239 | BT_ASSERT(in_trace_class); | |
240 | ||
241 | struct trace_ir_metadata_maps *md_maps = | |
242 | g_hash_table_lookup(ir_maps->metadata_maps, | |
243 | (gpointer) in_trace_class); | |
244 | if (!md_maps) { | |
245 | md_maps = trace_ir_metadata_maps_create(ir_maps, in_trace_class); | |
246 | g_hash_table_insert(ir_maps->metadata_maps, | |
247 | (gpointer) in_trace_class, md_maps); | |
248 | } | |
249 | ||
250 | return md_maps; | |
251 | } | |
252 | ||
253 | static inline | |
254 | struct trace_ir_metadata_maps *borrow_metadata_maps_from_input_stream_class( | |
255 | struct trace_ir_maps *ir_maps, | |
256 | const bt_stream_class *in_stream_class) { | |
257 | ||
258 | BT_ASSERT(in_stream_class); | |
259 | ||
260 | return borrow_metadata_maps_from_input_trace_class(ir_maps, | |
261 | bt_stream_class_borrow_trace_class_const(in_stream_class)); | |
262 | } | |
263 | ||
264 | static inline | |
265 | struct trace_ir_metadata_maps *borrow_metadata_maps_from_input_event_class( | |
266 | struct trace_ir_maps *ir_maps, | |
267 | const bt_event_class *in_event_class) { | |
268 | ||
269 | BT_ASSERT(in_event_class); | |
270 | ||
271 | return borrow_metadata_maps_from_input_stream_class(ir_maps, | |
272 | bt_event_class_borrow_stream_class_const(in_event_class)); | |
273 | } | |
274 | ||
275 | #endif /* BABELTRACE_PLUGIN_DEBUG_INFO_TRACE_IR_MAPPING_H */ |