Commit | Line | Data |
---|---|---|
642ec66d MD |
1 | /* |
2 | * BabelTrace - Common Trace Format (CTF) | |
3 | * | |
4 | * CTF Text Format registration. | |
5 | * | |
64fa3fec MD |
6 | * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation |
7 | * | |
8 | * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
642ec66d MD |
9 | * |
10 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
11 | * of this software and associated documentation files (the "Software"), to deal | |
12 | * in the Software without restriction, including without limitation the rights | |
13 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
14 | * copies of the Software, and to permit persons to whom the Software is | |
15 | * furnished to do so, subject to the following conditions: | |
16 | * | |
17 | * The above copyright notice and this permission notice shall be included in | |
18 | * all copies or substantial portions of the Software. | |
19 | */ | |
20 | ||
21 | #include <babeltrace/format.h> | |
22 | #include <babeltrace/ctf-text/types.h> | |
31262354 | 23 | #include <babeltrace/ctf/metadata.h> |
70bd0a12 | 24 | #include <babeltrace/babeltrace-internal.h> |
642ec66d MD |
25 | #include <inttypes.h> |
26 | #include <uuid/uuid.h> | |
27 | #include <sys/mman.h> | |
28 | #include <errno.h> | |
29 | #include <sys/types.h> | |
30 | #include <sys/stat.h> | |
31 | #include <fcntl.h> | |
32 | #include <dirent.h> | |
33 | #include <glib.h> | |
34 | #include <unistd.h> | |
35 | #include <stdlib.h> | |
36 | ||
bfe74b8c MD |
37 | #define NSEC_PER_SEC 1000000000ULL |
38 | ||
cba1661c MD |
39 | int opt_all_field_names, |
40 | opt_scope_field_names, | |
41 | opt_header_field_names, | |
42 | opt_context_field_names, | |
82662ad4 | 43 | opt_payload_field_names, |
359d7456 MD |
44 | opt_all_fields, |
45 | opt_trace_field, | |
46 | opt_trace_domain_field, | |
47 | opt_trace_procname_field, | |
48 | opt_trace_vpid_field, | |
49 | opt_loglevel_field, | |
11ac6674 MD |
50 | opt_delta_field = 1, |
51 | opt_clock_raw, | |
52 | opt_clock_seconds, | |
53 | opt_clock_date, | |
54 | opt_clock_gmt; | |
55 | ||
56 | uint64_t opt_clock_offset; | |
cba1661c MD |
57 | |
58 | enum field_item { | |
59 | ITEM_SCOPE, | |
60 | ITEM_HEADER, | |
61 | ITEM_CONTEXT, | |
62 | ITEM_PAYLOAD, | |
63 | }; | |
b88d6e85 | 64 | |
8c250d87 MD |
65 | struct trace_descriptor *ctf_text_open_trace(const char *collection_path, |
66 | const char *path, int flags, | |
b086c01a | 67 | void (*move_pos_slow)(struct ctf_stream_pos *pos, size_t offset, |
ae23d232 | 68 | int whence), FILE *metadata_fp); |
642ec66d MD |
69 | void ctf_text_close_trace(struct trace_descriptor *descriptor); |
70 | ||
642ec66d MD |
71 | static |
72 | rw_dispatch write_dispatch_table[] = { | |
73 | [ CTF_TYPE_INTEGER ] = ctf_text_integer_write, | |
74 | [ CTF_TYPE_FLOAT ] = ctf_text_float_write, | |
75 | [ CTF_TYPE_ENUM ] = ctf_text_enum_write, | |
76 | [ CTF_TYPE_STRING ] = ctf_text_string_write, | |
77 | [ CTF_TYPE_STRUCT ] = ctf_text_struct_write, | |
78 | [ CTF_TYPE_VARIANT ] = ctf_text_variant_write, | |
79 | [ CTF_TYPE_ARRAY ] = ctf_text_array_write, | |
80 | [ CTF_TYPE_SEQUENCE ] = ctf_text_sequence_write, | |
81 | }; | |
82 | ||
83 | static | |
84 | struct format ctf_text_format = { | |
85 | .open_trace = ctf_text_open_trace, | |
86 | .close_trace = ctf_text_close_trace, | |
87 | }; | |
88 | ||
d335f0f7 MD |
89 | static GQuark Q_STREAM_PACKET_CONTEXT_TIMESTAMP_BEGIN, |
90 | Q_STREAM_PACKET_CONTEXT_TIMESTAMP_END, | |
91 | Q_STREAM_PACKET_CONTEXT_EVENTS_DISCARDED, | |
92 | Q_STREAM_PACKET_CONTEXT_CONTENT_SIZE, | |
93 | Q_STREAM_PACKET_CONTEXT_PACKET_SIZE; | |
94 | ||
95 | static | |
96 | void __attribute__((constructor)) init_quarks(void) | |
97 | { | |
98 | Q_STREAM_PACKET_CONTEXT_TIMESTAMP_BEGIN = g_quark_from_static_string("stream.packet.context.timestamp_begin"); | |
99 | Q_STREAM_PACKET_CONTEXT_TIMESTAMP_END = g_quark_from_static_string("stream.packet.context.timestamp_end"); | |
100 | Q_STREAM_PACKET_CONTEXT_EVENTS_DISCARDED = g_quark_from_static_string("stream.packet.context.events_discarded"); | |
101 | Q_STREAM_PACKET_CONTEXT_CONTENT_SIZE = g_quark_from_static_string("stream.packet.context.content_size"); | |
102 | Q_STREAM_PACKET_CONTEXT_PACKET_SIZE = g_quark_from_static_string("stream.packet.context.packet_size"); | |
103 | } | |
104 | ||
105 | int print_field(struct definition *definition) | |
106 | { | |
107 | /* Print all fields in verbose mode */ | |
108 | if (babeltrace_verbose) | |
109 | return 1; | |
110 | ||
111 | /* Filter out part of the packet context */ | |
112 | if (definition->path == Q_STREAM_PACKET_CONTEXT_TIMESTAMP_BEGIN) | |
113 | return 0; | |
114 | if (definition->path == Q_STREAM_PACKET_CONTEXT_TIMESTAMP_END) | |
115 | return 0; | |
116 | if (definition->path == Q_STREAM_PACKET_CONTEXT_EVENTS_DISCARDED) | |
117 | return 0; | |
118 | if (definition->path == Q_STREAM_PACKET_CONTEXT_CONTENT_SIZE) | |
119 | return 0; | |
120 | if (definition->path == Q_STREAM_PACKET_CONTEXT_PACKET_SIZE) | |
121 | return 0; | |
122 | ||
123 | return 1; | |
124 | } | |
125 | ||
cba1661c MD |
126 | static |
127 | void set_field_names_print(struct ctf_text_stream_pos *pos, enum field_item item) | |
128 | { | |
129 | switch (item) { | |
130 | case ITEM_SCOPE: | |
131 | if (opt_all_field_names || opt_scope_field_names) | |
132 | pos->print_names = 1; | |
133 | else | |
134 | pos->print_names = 0; | |
135 | break; | |
136 | case ITEM_HEADER: | |
137 | if (opt_all_field_names || opt_header_field_names) | |
138 | pos->print_names = 1; | |
139 | else | |
140 | pos->print_names = 0; | |
141 | break; | |
142 | case ITEM_CONTEXT: | |
143 | if (opt_all_field_names || opt_context_field_names) | |
144 | pos->print_names = 1; | |
145 | else | |
146 | pos->print_names = 0; | |
147 | break; | |
148 | case ITEM_PAYLOAD: | |
149 | if (opt_all_field_names || opt_payload_field_names) | |
150 | pos->print_names = 1; | |
151 | else | |
152 | pos->print_names = 0; | |
153 | ||
154 | break; | |
155 | default: | |
156 | assert(0); | |
157 | } | |
158 | } | |
159 | ||
11ac6674 MD |
160 | static |
161 | void ctf_text_print_timestamp(struct ctf_text_stream_pos *pos, | |
162 | struct ctf_stream *stream) | |
163 | { | |
164 | uint64_t ts_sec = 0, ts_nsec; | |
fa709ab2 MD |
165 | struct ctf_trace *trace = stream->stream_class->trace; |
166 | struct trace_collection *tc = trace->collection; | |
167 | struct ctf_clock *clock = tc->single_clock; | |
11ac6674 MD |
168 | |
169 | ts_nsec = stream->timestamp; | |
170 | ||
171 | /* Add offsets */ | |
fa709ab2 MD |
172 | if (!opt_clock_raw && clock) { |
173 | ts_sec += clock->offset_s; | |
174 | ts_nsec += clock->offset; | |
11ac6674 MD |
175 | } |
176 | ts_sec += opt_clock_offset; | |
177 | ||
178 | ts_sec += ts_nsec / NSEC_PER_SEC; | |
179 | ts_nsec = ts_nsec % NSEC_PER_SEC; | |
180 | ||
181 | if (!opt_clock_seconds) { | |
182 | struct tm tm; | |
183 | time_t time_s = (time_t) ts_sec; | |
184 | ||
185 | if (!opt_clock_gmt) { | |
186 | struct tm *res; | |
187 | ||
188 | res = localtime_r(&time_s, &tm); | |
189 | if (!res) { | |
190 | fprintf(stderr, "[warning] Unable to get localtime.\n"); | |
191 | goto seconds; | |
192 | } | |
193 | } else { | |
194 | struct tm *res; | |
195 | ||
196 | res = gmtime_r(&time_s, &tm); | |
197 | if (!res) { | |
198 | fprintf(stderr, "[warning] Unable to get gmtime.\n"); | |
199 | goto seconds; | |
200 | } | |
201 | } | |
202 | if (opt_clock_date) { | |
203 | char timestr[26]; | |
204 | size_t res; | |
205 | ||
206 | /* Print date and time */ | |
207 | res = strftime(timestr, sizeof(timestr), | |
208 | "%F ", &tm); | |
209 | if (!res) { | |
210 | fprintf(stderr, "[warning] Unable to print ascii time.\n"); | |
211 | goto seconds; | |
212 | } | |
213 | fprintf(pos->fp, "%s", timestr); | |
214 | } | |
215 | /* Print time in HH:MM:SS.ns */ | |
216 | fprintf(pos->fp, "%02d:%02d:%02d.%09" PRIu64, | |
217 | tm.tm_hour, tm.tm_min, tm.tm_sec, ts_nsec); | |
218 | goto end; | |
219 | } | |
220 | seconds: | |
221 | fprintf(pos->fp, "%3" PRIu64 ".%09" PRIu64, | |
222 | ts_sec, ts_nsec); | |
223 | ||
224 | end: | |
225 | return; | |
226 | } | |
227 | ||
31262354 MD |
228 | static |
229 | int ctf_text_write_event(struct stream_pos *ppos, | |
764af3f4 | 230 | struct ctf_stream *stream) |
31262354 MD |
231 | { |
232 | struct ctf_text_stream_pos *pos = | |
233 | container_of(ppos, struct ctf_text_stream_pos, parent); | |
764af3f4 | 234 | struct ctf_stream_class *stream_class = stream->stream_class; |
fd3382e8 | 235 | int field_nr_saved; |
31262354 | 236 | struct ctf_event *event_class; |
42dc00b7 | 237 | struct ctf_stream_event *event; |
c87a8eb2 | 238 | uint64_t id; |
31262354 | 239 | int ret; |
8c250d87 | 240 | int dom_print = 0; |
31262354 | 241 | |
c87a8eb2 | 242 | id = stream->event_id; |
31262354 MD |
243 | |
244 | if (id >= stream_class->events_by_id->len) { | |
3394d22e | 245 | fprintf(stderr, "[error] Event id %" PRIu64 " is outside range.\n", id); |
31262354 MD |
246 | return -EINVAL; |
247 | } | |
e28d4618 MD |
248 | event = g_ptr_array_index(stream->events_by_id, id); |
249 | if (!event) { | |
3394d22e | 250 | fprintf(stderr, "[error] Event id %" PRIu64 " is unknown.\n", id); |
e28d4618 MD |
251 | return -EINVAL; |
252 | } | |
31262354 | 253 | event_class = g_ptr_array_index(stream_class->events_by_id, id); |
e28d4618 | 254 | if (!event) { |
3394d22e | 255 | fprintf(stderr, "[error] Event id %" PRIu64 " is unknown.\n", id); |
31262354 MD |
256 | return -EINVAL; |
257 | } | |
258 | ||
5e2eb0ae | 259 | if (stream->has_timestamp) { |
cba1661c | 260 | set_field_names_print(pos, ITEM_HEADER); |
be60c7fb MD |
261 | if (pos->print_names) |
262 | fprintf(pos->fp, "timestamp = "); | |
263 | else | |
264 | fprintf(pos->fp, "["); | |
11ac6674 | 265 | ctf_text_print_timestamp(pos, stream); |
be60c7fb MD |
266 | if (!pos->print_names) |
267 | fprintf(pos->fp, "]"); | |
aa6bffae | 268 | |
be60c7fb MD |
269 | if (pos->print_names) |
270 | fprintf(pos->fp, ", "); | |
271 | else | |
272 | fprintf(pos->fp, " "); | |
273 | } | |
359d7456 | 274 | if ((opt_delta_field || opt_all_fields) && stream->has_timestamp) { |
8d8ed9af MD |
275 | uint64_t delta, delta_sec, delta_nsec; |
276 | ||
277 | set_field_names_print(pos, ITEM_HEADER); | |
278 | if (pos->print_names) | |
279 | fprintf(pos->fp, "delta = "); | |
280 | else | |
281 | fprintf(pos->fp, "("); | |
282 | if (pos->last_timestamp != -1ULL) { | |
283 | delta = stream->timestamp - pos->last_timestamp; | |
284 | delta_sec = delta / NSEC_PER_SEC; | |
285 | delta_nsec = delta % NSEC_PER_SEC; | |
286 | fprintf(pos->fp, "+%" PRIu64 ".%09" PRIu64, | |
287 | delta_sec, delta_nsec); | |
288 | } else { | |
289 | fprintf(pos->fp, "+?.?????????"); | |
290 | } | |
291 | if (!pos->print_names) | |
292 | fprintf(pos->fp, ")"); | |
293 | ||
294 | if (pos->print_names) | |
295 | fprintf(pos->fp, ", "); | |
296 | else | |
297 | fprintf(pos->fp, " "); | |
298 | pos->last_timestamp = stream->timestamp; | |
299 | } | |
300 | ||
359d7456 | 301 | if ((opt_trace_field || opt_all_fields) && stream_class->trace->path[0] != '\0') { |
82662ad4 | 302 | set_field_names_print(pos, ITEM_HEADER); |
8c250d87 | 303 | if (pos->print_names) { |
359d7456 | 304 | fprintf(pos->fp, "trace = "); |
8c250d87 | 305 | } |
82662ad4 | 306 | fprintf(pos->fp, "%s", stream_class->trace->path); |
82662ad4 MD |
307 | if (pos->print_names) |
308 | fprintf(pos->fp, ", "); | |
309 | else | |
310 | fprintf(pos->fp, " "); | |
311 | } | |
359d7456 | 312 | if ((opt_trace_domain_field && !opt_all_fields) && stream_class->trace->domain[0] != '\0') { |
8c250d87 MD |
313 | set_field_names_print(pos, ITEM_HEADER); |
314 | if (pos->print_names) { | |
315 | fprintf(pos->fp, "trace:domain = "); | |
316 | } | |
359d7456 | 317 | fprintf(pos->fp, "%s", stream_class->trace->domain); |
8c250d87 MD |
318 | if (pos->print_names) |
319 | fprintf(pos->fp, ", "); | |
320 | dom_print = 1; | |
321 | } | |
359d7456 | 322 | if ((opt_trace_procname_field && !opt_all_fields) && stream_class->trace->procname[0] != '\0') { |
8c250d87 MD |
323 | set_field_names_print(pos, ITEM_HEADER); |
324 | if (pos->print_names) { | |
325 | fprintf(pos->fp, "trace:procname = "); | |
326 | } else if (dom_print) { | |
327 | fprintf(pos->fp, ":"); | |
328 | } | |
359d7456 | 329 | fprintf(pos->fp, "%s", stream_class->trace->procname); |
8c250d87 MD |
330 | if (pos->print_names) |
331 | fprintf(pos->fp, ", "); | |
332 | dom_print = 1; | |
333 | } | |
359d7456 | 334 | if ((opt_trace_vpid_field && !opt_all_fields) && stream_class->trace->vpid[0] != '\0') { |
8c250d87 MD |
335 | set_field_names_print(pos, ITEM_HEADER); |
336 | if (pos->print_names) { | |
337 | fprintf(pos->fp, "trace:vpid = "); | |
338 | } else if (dom_print) { | |
339 | fprintf(pos->fp, ":"); | |
340 | } | |
359d7456 | 341 | fprintf(pos->fp, "%s", stream_class->trace->vpid); |
8c250d87 MD |
342 | if (pos->print_names) |
343 | fprintf(pos->fp, ", "); | |
344 | dom_print = 1; | |
345 | } | |
359d7456 | 346 | if ((opt_loglevel_field || opt_all_fields) && event_class->loglevel_identifier != 0) { |
d86d62f8 MD |
347 | set_field_names_print(pos, ITEM_HEADER); |
348 | if (pos->print_names) { | |
349 | fprintf(pos->fp, "loglevel = "); | |
350 | } else if (dom_print) { | |
351 | fprintf(pos->fp, ":"); | |
352 | } | |
d86d62f8 MD |
353 | fprintf(pos->fp, "%s (%lld)", |
354 | g_quark_to_string(event_class->loglevel_identifier), | |
355 | (long long) event_class->loglevel_value); | |
356 | if (pos->print_names) | |
357 | fprintf(pos->fp, ", "); | |
358 | dom_print = 1; | |
359 | } | |
8c250d87 MD |
360 | if (dom_print && !pos->print_names) |
361 | fprintf(pos->fp, " "); | |
cba1661c | 362 | set_field_names_print(pos, ITEM_HEADER); |
31262354 MD |
363 | if (pos->print_names) |
364 | fprintf(pos->fp, "name = "); | |
8178fe48 MD |
365 | fprintf(pos->fp, "%s", g_quark_to_string(event_class->name)); |
366 | if (pos->print_names) | |
fd3382e8 | 367 | pos->field_nr++; |
8178fe48 | 368 | else |
fd3382e8 | 369 | fprintf(pos->fp, ":"); |
31262354 | 370 | |
e28d4618 MD |
371 | /* print cpuid field from packet context */ |
372 | if (stream->stream_packet_context) { | |
373 | if (pos->field_nr++ != 0) | |
374 | fprintf(pos->fp, ","); | |
cba1661c | 375 | set_field_names_print(pos, ITEM_SCOPE); |
e28d4618 MD |
376 | if (pos->print_names) |
377 | fprintf(pos->fp, " stream.packet.context ="); | |
378 | field_nr_saved = pos->field_nr; | |
379 | pos->field_nr = 0; | |
cba1661c | 380 | set_field_names_print(pos, ITEM_CONTEXT); |
e28d4618 MD |
381 | ret = generic_rw(ppos, &stream->stream_packet_context->p); |
382 | if (ret) | |
383 | goto error; | |
384 | pos->field_nr = field_nr_saved; | |
385 | } | |
386 | ||
764af3f4 | 387 | /* Only show the event header in verbose mode */ |
e28d4618 | 388 | if (babeltrace_verbose && stream->stream_event_header) { |
fd3382e8 MD |
389 | if (pos->field_nr++ != 0) |
390 | fprintf(pos->fp, ","); | |
cba1661c | 391 | set_field_names_print(pos, ITEM_SCOPE); |
31262354 | 392 | if (pos->print_names) |
fd3382e8 MD |
393 | fprintf(pos->fp, " stream.event.header ="); |
394 | field_nr_saved = pos->field_nr; | |
395 | pos->field_nr = 0; | |
cba1661c | 396 | set_field_names_print(pos, ITEM_CONTEXT); |
e28d4618 | 397 | ret = generic_rw(ppos, &stream->stream_event_header->p); |
31262354 MD |
398 | if (ret) |
399 | goto error; | |
fd3382e8 | 400 | pos->field_nr = field_nr_saved; |
31262354 MD |
401 | } |
402 | ||
403 | /* print stream-declared event context */ | |
e28d4618 | 404 | if (stream->stream_event_context) { |
fd3382e8 MD |
405 | if (pos->field_nr++ != 0) |
406 | fprintf(pos->fp, ","); | |
cba1661c | 407 | set_field_names_print(pos, ITEM_SCOPE); |
31262354 | 408 | if (pos->print_names) |
fd3382e8 MD |
409 | fprintf(pos->fp, " stream.event.context ="); |
410 | field_nr_saved = pos->field_nr; | |
411 | pos->field_nr = 0; | |
cba1661c | 412 | set_field_names_print(pos, ITEM_CONTEXT); |
e28d4618 | 413 | ret = generic_rw(ppos, &stream->stream_event_context->p); |
31262354 MD |
414 | if (ret) |
415 | goto error; | |
fd3382e8 | 416 | pos->field_nr = field_nr_saved; |
31262354 MD |
417 | } |
418 | ||
419 | /* print event-declared event context */ | |
e28d4618 | 420 | if (event->event_context) { |
fd3382e8 MD |
421 | if (pos->field_nr++ != 0) |
422 | fprintf(pos->fp, ","); | |
cba1661c | 423 | set_field_names_print(pos, ITEM_SCOPE); |
31262354 | 424 | if (pos->print_names) |
fd3382e8 MD |
425 | fprintf(pos->fp, " event.context ="); |
426 | field_nr_saved = pos->field_nr; | |
427 | pos->field_nr = 0; | |
cba1661c | 428 | set_field_names_print(pos, ITEM_CONTEXT); |
e28d4618 | 429 | ret = generic_rw(ppos, &event->event_context->p); |
31262354 MD |
430 | if (ret) |
431 | goto error; | |
fd3382e8 | 432 | pos->field_nr = field_nr_saved; |
31262354 MD |
433 | } |
434 | ||
435 | /* Read and print event payload */ | |
e28d4618 | 436 | if (event->event_fields) { |
fd3382e8 MD |
437 | if (pos->field_nr++ != 0) |
438 | fprintf(pos->fp, ","); | |
cba1661c | 439 | set_field_names_print(pos, ITEM_SCOPE); |
31262354 | 440 | if (pos->print_names) |
fd3382e8 MD |
441 | fprintf(pos->fp, " event.fields ="); |
442 | field_nr_saved = pos->field_nr; | |
443 | pos->field_nr = 0; | |
cba1661c | 444 | set_field_names_print(pos, ITEM_PAYLOAD); |
e28d4618 | 445 | ret = generic_rw(ppos, &event->event_fields->p); |
31262354 MD |
446 | if (ret) |
447 | goto error; | |
fd3382e8 | 448 | pos->field_nr = field_nr_saved; |
31262354 | 449 | } |
fd3382e8 | 450 | /* newline */ |
31262354 | 451 | fprintf(pos->fp, "\n"); |
fd3382e8 | 452 | pos->field_nr = 0; |
31262354 MD |
453 | |
454 | return 0; | |
455 | ||
456 | error: | |
3394d22e | 457 | fprintf(stderr, "[error] Unexpected end of stream. Either the trace data stream is corrupted or metadata description does not match data layout.\n"); |
31262354 MD |
458 | return ret; |
459 | } | |
460 | ||
461 | ||
8c250d87 MD |
462 | struct trace_descriptor *ctf_text_open_trace(const char *collection_path, |
463 | const char *path, int flags, | |
b086c01a | 464 | void (*move_pos_slow)(struct ctf_stream_pos *pos, size_t offset, |
ae23d232 | 465 | int whence), FILE *metadata_fp) |
642ec66d MD |
466 | { |
467 | struct ctf_text_stream_pos *pos; | |
468 | FILE *fp; | |
469 | ||
470 | pos = g_new0(struct ctf_text_stream_pos, 1); | |
471 | ||
8d8ed9af | 472 | pos->last_timestamp = -1ULL; |
642ec66d | 473 | switch (flags & O_ACCMODE) { |
989c73bc | 474 | case O_RDWR: |
b61922b5 | 475 | if (!path) |
6cf7957b MD |
476 | fp = stdout; |
477 | else | |
478 | fp = fopen(path, "w"); | |
642ec66d MD |
479 | if (!fp) |
480 | goto error; | |
481 | pos->fp = fp; | |
482 | pos->parent.rw_table = write_dispatch_table; | |
31262354 | 483 | pos->parent.event_cb = ctf_text_write_event; |
cba1661c | 484 | pos->print_names = 0; |
642ec66d MD |
485 | break; |
486 | case O_RDONLY: | |
487 | default: | |
3394d22e | 488 | fprintf(stderr, "[error] Incorrect open flags.\n"); |
642ec66d MD |
489 | goto error; |
490 | } | |
491 | ||
492 | return &pos->trace_descriptor; | |
493 | error: | |
494 | g_free(pos); | |
495 | return NULL; | |
496 | } | |
497 | ||
498 | void ctf_text_close_trace(struct trace_descriptor *td) | |
499 | { | |
500 | struct ctf_text_stream_pos *pos = | |
501 | container_of(td, struct ctf_text_stream_pos, trace_descriptor); | |
502 | fclose(pos->fp); | |
503 | g_free(pos); | |
504 | } | |
505 | ||
506 | void __attribute__((constructor)) ctf_text_init(void) | |
507 | { | |
508 | int ret; | |
509 | ||
510 | ctf_text_format.name = g_quark_from_static_string("text"); | |
511 | ret = bt_register_format(&ctf_text_format); | |
512 | assert(!ret); | |
513 | } | |
514 | ||
515 | /* TODO: finalize */ |