Commit | Line | Data |
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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. | |
c462e188 MD |
19 | * |
20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
21 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
23 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
24 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
25 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
26 | * SOFTWARE. | |
642ec66d MD |
27 | */ |
28 | ||
29 | #include <babeltrace/format.h> | |
30 | #include <babeltrace/ctf-text/types.h> | |
31262354 | 31 | #include <babeltrace/ctf/metadata.h> |
70bd0a12 | 32 | #include <babeltrace/babeltrace-internal.h> |
e4195791 | 33 | #include <babeltrace/ctf/events-internal.h> |
642ec66d | 34 | #include <inttypes.h> |
642ec66d MD |
35 | #include <sys/mman.h> |
36 | #include <errno.h> | |
37 | #include <sys/types.h> | |
38 | #include <sys/stat.h> | |
39 | #include <fcntl.h> | |
40 | #include <dirent.h> | |
41 | #include <glib.h> | |
42 | #include <unistd.h> | |
43 | #include <stdlib.h> | |
44 | ||
bfe74b8c MD |
45 | #define NSEC_PER_SEC 1000000000ULL |
46 | ||
cba1661c MD |
47 | int opt_all_field_names, |
48 | opt_scope_field_names, | |
49 | opt_header_field_names, | |
50 | opt_context_field_names, | |
82662ad4 | 51 | opt_payload_field_names, |
359d7456 MD |
52 | opt_all_fields, |
53 | opt_trace_field, | |
54 | opt_trace_domain_field, | |
55 | opt_trace_procname_field, | |
56 | opt_trace_vpid_field, | |
32cfb8ad | 57 | opt_trace_hostname_field, |
c3815874 | 58 | opt_trace_default_fields = 1, |
359d7456 | 59 | opt_loglevel_field, |
f6714e20 | 60 | opt_emf_field, |
f133896d | 61 | opt_callsite_field, |
7d97fad9 | 62 | opt_delta_field = 1; |
cba1661c MD |
63 | |
64 | enum field_item { | |
65 | ITEM_SCOPE, | |
66 | ITEM_HEADER, | |
67 | ITEM_CONTEXT, | |
68 | ITEM_PAYLOAD, | |
69 | }; | |
b88d6e85 | 70 | |
39535929 MD |
71 | enum bt_loglevel { |
72 | BT_LOGLEVEL_EMERG = 0, | |
73 | BT_LOGLEVEL_ALERT = 1, | |
74 | BT_LOGLEVEL_CRIT = 2, | |
75 | BT_LOGLEVEL_ERR = 3, | |
76 | BT_LOGLEVEL_WARNING = 4, | |
77 | BT_LOGLEVEL_NOTICE = 5, | |
78 | BT_LOGLEVEL_INFO = 6, | |
79 | BT_LOGLEVEL_DEBUG_SYSTEM = 7, | |
80 | BT_LOGLEVEL_DEBUG_PROGRAM = 8, | |
81 | BT_LOGLEVEL_DEBUG_PROCESS = 9, | |
82 | BT_LOGLEVEL_DEBUG_MODULE = 10, | |
83 | BT_LOGLEVEL_DEBUG_UNIT = 11, | |
84 | BT_LOGLEVEL_DEBUG_FUNCTION = 12, | |
85 | BT_LOGLEVEL_DEBUG_LINE = 13, | |
86 | BT_LOGLEVEL_DEBUG = 14, | |
87 | }; | |
88 | ||
95febab3 | 89 | static |
5b80ddfb | 90 | struct trace_descriptor *ctf_text_open_trace(const char *path, int flags, |
20d0dcf9 | 91 | void (*packet_seek)(struct stream_pos *pos, size_t index, |
ae23d232 | 92 | int whence), FILE *metadata_fp); |
95febab3 | 93 | static |
f824ae04 | 94 | int ctf_text_close_trace(struct trace_descriptor *descriptor); |
642ec66d | 95 | |
642ec66d MD |
96 | static |
97 | rw_dispatch write_dispatch_table[] = { | |
98 | [ CTF_TYPE_INTEGER ] = ctf_text_integer_write, | |
99 | [ CTF_TYPE_FLOAT ] = ctf_text_float_write, | |
100 | [ CTF_TYPE_ENUM ] = ctf_text_enum_write, | |
101 | [ CTF_TYPE_STRING ] = ctf_text_string_write, | |
102 | [ CTF_TYPE_STRUCT ] = ctf_text_struct_write, | |
103 | [ CTF_TYPE_VARIANT ] = ctf_text_variant_write, | |
104 | [ CTF_TYPE_ARRAY ] = ctf_text_array_write, | |
105 | [ CTF_TYPE_SEQUENCE ] = ctf_text_sequence_write, | |
106 | }; | |
107 | ||
108 | static | |
109 | struct format ctf_text_format = { | |
110 | .open_trace = ctf_text_open_trace, | |
111 | .close_trace = ctf_text_close_trace, | |
112 | }; | |
113 | ||
d335f0f7 MD |
114 | static GQuark Q_STREAM_PACKET_CONTEXT_TIMESTAMP_BEGIN, |
115 | Q_STREAM_PACKET_CONTEXT_TIMESTAMP_END, | |
116 | Q_STREAM_PACKET_CONTEXT_EVENTS_DISCARDED, | |
117 | Q_STREAM_PACKET_CONTEXT_CONTENT_SIZE, | |
118 | Q_STREAM_PACKET_CONTEXT_PACKET_SIZE; | |
119 | ||
120 | static | |
121 | void __attribute__((constructor)) init_quarks(void) | |
122 | { | |
123 | Q_STREAM_PACKET_CONTEXT_TIMESTAMP_BEGIN = g_quark_from_static_string("stream.packet.context.timestamp_begin"); | |
124 | Q_STREAM_PACKET_CONTEXT_TIMESTAMP_END = g_quark_from_static_string("stream.packet.context.timestamp_end"); | |
125 | Q_STREAM_PACKET_CONTEXT_EVENTS_DISCARDED = g_quark_from_static_string("stream.packet.context.events_discarded"); | |
126 | Q_STREAM_PACKET_CONTEXT_CONTENT_SIZE = g_quark_from_static_string("stream.packet.context.content_size"); | |
127 | Q_STREAM_PACKET_CONTEXT_PACKET_SIZE = g_quark_from_static_string("stream.packet.context.packet_size"); | |
128 | } | |
129 | ||
f133896d | 130 | static |
c5ff71a3 | 131 | struct ctf_callsite_dups *ctf_trace_callsite_lookup(struct ctf_trace *trace, |
f133896d MD |
132 | GQuark callsite_name) |
133 | { | |
134 | return g_hash_table_lookup(trace->callsites, | |
135 | (gpointer) (unsigned long) callsite_name); | |
136 | } | |
137 | ||
d335f0f7 MD |
138 | int print_field(struct definition *definition) |
139 | { | |
140 | /* Print all fields in verbose mode */ | |
141 | if (babeltrace_verbose) | |
142 | return 1; | |
143 | ||
144 | /* Filter out part of the packet context */ | |
145 | if (definition->path == Q_STREAM_PACKET_CONTEXT_TIMESTAMP_BEGIN) | |
146 | return 0; | |
147 | if (definition->path == Q_STREAM_PACKET_CONTEXT_TIMESTAMP_END) | |
148 | return 0; | |
149 | if (definition->path == Q_STREAM_PACKET_CONTEXT_EVENTS_DISCARDED) | |
150 | return 0; | |
151 | if (definition->path == Q_STREAM_PACKET_CONTEXT_CONTENT_SIZE) | |
152 | return 0; | |
153 | if (definition->path == Q_STREAM_PACKET_CONTEXT_PACKET_SIZE) | |
154 | return 0; | |
155 | ||
156 | return 1; | |
157 | } | |
158 | ||
cba1661c MD |
159 | static |
160 | void set_field_names_print(struct ctf_text_stream_pos *pos, enum field_item item) | |
161 | { | |
162 | switch (item) { | |
163 | case ITEM_SCOPE: | |
164 | if (opt_all_field_names || opt_scope_field_names) | |
165 | pos->print_names = 1; | |
166 | else | |
167 | pos->print_names = 0; | |
168 | break; | |
169 | case ITEM_HEADER: | |
170 | if (opt_all_field_names || opt_header_field_names) | |
171 | pos->print_names = 1; | |
172 | else | |
173 | pos->print_names = 0; | |
174 | break; | |
175 | case ITEM_CONTEXT: | |
176 | if (opt_all_field_names || opt_context_field_names) | |
177 | pos->print_names = 1; | |
178 | else | |
179 | pos->print_names = 0; | |
180 | break; | |
181 | case ITEM_PAYLOAD: | |
182 | if (opt_all_field_names || opt_payload_field_names) | |
183 | pos->print_names = 1; | |
184 | else | |
185 | pos->print_names = 0; | |
186 | ||
187 | break; | |
188 | default: | |
189 | assert(0); | |
190 | } | |
191 | } | |
192 | ||
39535929 MD |
193 | static |
194 | const char *print_loglevel(int value) | |
195 | { | |
196 | switch (value) { | |
197 | case -1: | |
198 | return ""; | |
199 | case BT_LOGLEVEL_EMERG: | |
200 | return "TRACE_EMERG"; | |
201 | case BT_LOGLEVEL_ALERT: | |
202 | return "TRACE_ALERT"; | |
203 | case BT_LOGLEVEL_CRIT: | |
204 | return "TRACE_CRIT"; | |
205 | case BT_LOGLEVEL_ERR: | |
206 | return "TRACE_ERR"; | |
207 | case BT_LOGLEVEL_WARNING: | |
208 | return "TRACE_WARNING"; | |
209 | case BT_LOGLEVEL_NOTICE: | |
210 | return "TRACE_NOTICE"; | |
211 | case BT_LOGLEVEL_INFO: | |
212 | return "TRACE_INFO"; | |
213 | case BT_LOGLEVEL_DEBUG_SYSTEM: | |
214 | return "TRACE_DEBUG_SYSTEM"; | |
215 | case BT_LOGLEVEL_DEBUG_PROGRAM: | |
216 | return "TRACE_DEBUG_PROGRAM"; | |
217 | case BT_LOGLEVEL_DEBUG_PROCESS: | |
218 | return "TRACE_DEBUG_PROCESS"; | |
219 | case BT_LOGLEVEL_DEBUG_MODULE: | |
220 | return "TRACE_DEBUG_MODULE"; | |
221 | case BT_LOGLEVEL_DEBUG_UNIT: | |
222 | return "TRACE_DEBUG_UNIT"; | |
223 | case BT_LOGLEVEL_DEBUG_FUNCTION: | |
224 | return "TRACE_DEBUG_FUNCTION"; | |
225 | case BT_LOGLEVEL_DEBUG_LINE: | |
226 | return "TRACE_DEBUG_LINE"; | |
227 | case BT_LOGLEVEL_DEBUG: | |
228 | return "TRACE_DEBUG"; | |
229 | default: | |
230 | return "<<UNKNOWN>>"; | |
231 | } | |
232 | } | |
233 | ||
31262354 | 234 | static |
9e88d150 | 235 | int ctf_text_write_event(struct stream_pos *ppos, struct ctf_stream_definition *stream) |
e4195791 | 236 | |
31262354 MD |
237 | { |
238 | struct ctf_text_stream_pos *pos = | |
239 | container_of(ppos, struct ctf_text_stream_pos, parent); | |
f380e105 | 240 | struct ctf_stream_declaration *stream_class = stream->stream_class; |
fd3382e8 | 241 | int field_nr_saved; |
4716614a | 242 | struct ctf_event_declaration *event_class; |
c716f83b | 243 | struct ctf_event_definition *event; |
c87a8eb2 | 244 | uint64_t id; |
31262354 | 245 | int ret; |
8c250d87 | 246 | int dom_print = 0; |
31262354 | 247 | |
c87a8eb2 | 248 | id = stream->event_id; |
31262354 MD |
249 | |
250 | if (id >= stream_class->events_by_id->len) { | |
3394d22e | 251 | fprintf(stderr, "[error] Event id %" PRIu64 " is outside range.\n", id); |
31262354 MD |
252 | return -EINVAL; |
253 | } | |
e28d4618 MD |
254 | event = g_ptr_array_index(stream->events_by_id, id); |
255 | if (!event) { | |
3394d22e | 256 | fprintf(stderr, "[error] Event id %" PRIu64 " is unknown.\n", id); |
e28d4618 MD |
257 | return -EINVAL; |
258 | } | |
31262354 | 259 | event_class = g_ptr_array_index(stream_class->events_by_id, id); |
9ff2b8ad FO |
260 | if (!event_class) { |
261 | fprintf(stderr, "[error] Event class id %" PRIu64 " is unknown.\n", id); | |
31262354 MD |
262 | return -EINVAL; |
263 | } | |
264 | ||
fca04958 MD |
265 | /* Print events discarded */ |
266 | if (stream->events_discarded) { | |
7d97fad9 | 267 | fflush(pos->fp); |
4c4ba021 | 268 | fprintf(stderr, "[warning] Tracer discarded %" PRIu64 " events between [", |
fca04958 | 269 | stream->events_discarded); |
03798a93 JD |
270 | if (opt_clock_cycles) { |
271 | ctf_print_timestamp(stderr, stream, | |
272 | stream->prev_cycles_timestamp); | |
273 | fprintf(stderr, "] and ["); | |
274 | ctf_print_timestamp(stderr, stream, | |
275 | stream->prev_cycles_timestamp_end); | |
276 | } else { | |
277 | ctf_print_timestamp(stderr, stream, | |
278 | stream->prev_real_timestamp); | |
279 | fprintf(stderr, "] and ["); | |
280 | ctf_print_timestamp(stderr, stream, | |
281 | stream->prev_real_timestamp_end); | |
282 | } | |
a0b34fbb | 283 | fprintf(stderr, "]. You should consider recording a new trace with larger buffers or with fewer events enabled.\n"); |
fca04958 MD |
284 | fflush(stderr); |
285 | stream->events_discarded = 0; | |
286 | } | |
287 | ||
5e2eb0ae | 288 | if (stream->has_timestamp) { |
cba1661c | 289 | set_field_names_print(pos, ITEM_HEADER); |
be60c7fb MD |
290 | if (pos->print_names) |
291 | fprintf(pos->fp, "timestamp = "); | |
292 | else | |
293 | fprintf(pos->fp, "["); | |
03798a93 JD |
294 | if (opt_clock_cycles) { |
295 | ctf_print_timestamp(pos->fp, stream, stream->cycles_timestamp); | |
296 | } else { | |
297 | ctf_print_timestamp(pos->fp, stream, stream->real_timestamp); | |
298 | } | |
be60c7fb MD |
299 | if (!pos->print_names) |
300 | fprintf(pos->fp, "]"); | |
aa6bffae | 301 | |
be60c7fb MD |
302 | if (pos->print_names) |
303 | fprintf(pos->fp, ", "); | |
304 | else | |
305 | fprintf(pos->fp, " "); | |
306 | } | |
359d7456 | 307 | if ((opt_delta_field || opt_all_fields) && stream->has_timestamp) { |
8d8ed9af MD |
308 | uint64_t delta, delta_sec, delta_nsec; |
309 | ||
310 | set_field_names_print(pos, ITEM_HEADER); | |
311 | if (pos->print_names) | |
312 | fprintf(pos->fp, "delta = "); | |
313 | else | |
314 | fprintf(pos->fp, "("); | |
03798a93 JD |
315 | if (pos->last_real_timestamp != -1ULL) { |
316 | delta = stream->real_timestamp - pos->last_real_timestamp; | |
8d8ed9af MD |
317 | delta_sec = delta / NSEC_PER_SEC; |
318 | delta_nsec = delta % NSEC_PER_SEC; | |
319 | fprintf(pos->fp, "+%" PRIu64 ".%09" PRIu64, | |
320 | delta_sec, delta_nsec); | |
321 | } else { | |
322 | fprintf(pos->fp, "+?.?????????"); | |
323 | } | |
324 | if (!pos->print_names) | |
325 | fprintf(pos->fp, ")"); | |
326 | ||
327 | if (pos->print_names) | |
328 | fprintf(pos->fp, ", "); | |
329 | else | |
330 | fprintf(pos->fp, " "); | |
03798a93 JD |
331 | pos->last_real_timestamp = stream->real_timestamp; |
332 | pos->last_cycles_timestamp = stream->cycles_timestamp; | |
8d8ed9af MD |
333 | } |
334 | ||
359d7456 | 335 | if ((opt_trace_field || opt_all_fields) && stream_class->trace->path[0] != '\0') { |
82662ad4 | 336 | set_field_names_print(pos, ITEM_HEADER); |
8c250d87 | 337 | if (pos->print_names) { |
359d7456 | 338 | fprintf(pos->fp, "trace = "); |
8c250d87 | 339 | } |
82662ad4 | 340 | fprintf(pos->fp, "%s", stream_class->trace->path); |
82662ad4 MD |
341 | if (pos->print_names) |
342 | fprintf(pos->fp, ", "); | |
343 | else | |
344 | fprintf(pos->fp, " "); | |
345 | } | |
c3815874 MD |
346 | if ((opt_trace_hostname_field || opt_all_fields || opt_trace_default_fields) |
347 | && stream_class->trace->env.hostname[0] != '\0') { | |
32cfb8ad MD |
348 | set_field_names_print(pos, ITEM_HEADER); |
349 | if (pos->print_names) { | |
350 | fprintf(pos->fp, "trace:hostname = "); | |
351 | } | |
352 | fprintf(pos->fp, "%s", stream_class->trace->env.hostname); | |
353 | if (pos->print_names) | |
354 | fprintf(pos->fp, ", "); | |
355 | dom_print = 1; | |
356 | } | |
c3815874 | 357 | if ((opt_trace_domain_field || opt_all_fields) && stream_class->trace->env.domain[0] != '\0') { |
8c250d87 MD |
358 | set_field_names_print(pos, ITEM_HEADER); |
359 | if (pos->print_names) { | |
360 | fprintf(pos->fp, "trace:domain = "); | |
361 | } | |
1842a4c8 | 362 | fprintf(pos->fp, "%s", stream_class->trace->env.domain); |
8c250d87 MD |
363 | if (pos->print_names) |
364 | fprintf(pos->fp, ", "); | |
365 | dom_print = 1; | |
366 | } | |
c3815874 MD |
367 | if ((opt_trace_procname_field || opt_all_fields || opt_trace_default_fields) |
368 | && stream_class->trace->env.procname[0] != '\0') { | |
8c250d87 MD |
369 | set_field_names_print(pos, ITEM_HEADER); |
370 | if (pos->print_names) { | |
371 | fprintf(pos->fp, "trace:procname = "); | |
372 | } else if (dom_print) { | |
373 | fprintf(pos->fp, ":"); | |
374 | } | |
1842a4c8 | 375 | fprintf(pos->fp, "%s", stream_class->trace->env.procname); |
8c250d87 MD |
376 | if (pos->print_names) |
377 | fprintf(pos->fp, ", "); | |
378 | dom_print = 1; | |
379 | } | |
c3815874 MD |
380 | if ((opt_trace_vpid_field || opt_all_fields || opt_trace_default_fields) |
381 | && stream_class->trace->env.vpid != -1) { | |
8c250d87 MD |
382 | set_field_names_print(pos, ITEM_HEADER); |
383 | if (pos->print_names) { | |
384 | fprintf(pos->fp, "trace:vpid = "); | |
385 | } else if (dom_print) { | |
386 | fprintf(pos->fp, ":"); | |
387 | } | |
1842a4c8 | 388 | fprintf(pos->fp, "%d", stream_class->trace->env.vpid); |
8c250d87 MD |
389 | if (pos->print_names) |
390 | fprintf(pos->fp, ", "); | |
391 | dom_print = 1; | |
392 | } | |
306eeaa6 | 393 | if ((opt_loglevel_field || opt_all_fields) && event_class->loglevel != -1) { |
d86d62f8 MD |
394 | set_field_names_print(pos, ITEM_HEADER); |
395 | if (pos->print_names) { | |
396 | fprintf(pos->fp, "loglevel = "); | |
397 | } else if (dom_print) { | |
398 | fprintf(pos->fp, ":"); | |
399 | } | |
39535929 MD |
400 | fprintf(pos->fp, "%s (%d)", |
401 | print_loglevel(event_class->loglevel), | |
306eeaa6 | 402 | event_class->loglevel); |
d86d62f8 MD |
403 | if (pos->print_names) |
404 | fprintf(pos->fp, ", "); | |
f6714e20 MD |
405 | dom_print = 1; |
406 | } | |
407 | if ((opt_emf_field || opt_all_fields) && event_class->model_emf_uri) { | |
408 | set_field_names_print(pos, ITEM_HEADER); | |
409 | if (pos->print_names) { | |
410 | fprintf(pos->fp, "model.emf.uri = "); | |
411 | } else if (dom_print) { | |
412 | fprintf(pos->fp, ":"); | |
413 | } | |
9b3c1d6f | 414 | fprintf(pos->fp, "\"%s\"", |
f6714e20 MD |
415 | g_quark_to_string(event_class->model_emf_uri)); |
416 | if (pos->print_names) | |
417 | fprintf(pos->fp, ", "); | |
d86d62f8 MD |
418 | dom_print = 1; |
419 | } | |
f133896d | 420 | if ((opt_callsite_field || opt_all_fields)) { |
c5ff71a3 | 421 | struct ctf_callsite_dups *cs_dups; |
f133896d MD |
422 | struct ctf_callsite *callsite; |
423 | ||
c5ff71a3 | 424 | cs_dups = ctf_trace_callsite_lookup(stream_class->trace, |
f133896d | 425 | event_class->name); |
c5ff71a3 MD |
426 | if (cs_dups) { |
427 | int i = 0; | |
428 | ||
f133896d MD |
429 | set_field_names_print(pos, ITEM_HEADER); |
430 | if (pos->print_names) { | |
431 | fprintf(pos->fp, "callsite = "); | |
432 | } else if (dom_print) { | |
433 | fprintf(pos->fp, ":"); | |
434 | } | |
c5ff71a3 MD |
435 | fprintf(pos->fp, "["); |
436 | bt_list_for_each_entry(callsite, &cs_dups->head, node) { | |
437 | if (i != 0) | |
438 | fprintf(pos->fp, ","); | |
b448902b MD |
439 | if (CTF_CALLSITE_FIELD_IS_SET(callsite, ip)) { |
440 | fprintf(pos->fp, "%s@0x%" PRIx64 ":%s:%" PRIu64 "", | |
441 | callsite->func, callsite->ip, callsite->file, | |
442 | callsite->line); | |
443 | } else { | |
444 | fprintf(pos->fp, "%s:%s:%" PRIu64 "", | |
445 | callsite->func, callsite->file, | |
446 | callsite->line); | |
447 | } | |
c5ff71a3 MD |
448 | i++; |
449 | } | |
450 | fprintf(pos->fp, "]"); | |
f133896d MD |
451 | if (pos->print_names) |
452 | fprintf(pos->fp, ", "); | |
453 | dom_print = 1; | |
454 | } | |
455 | } | |
8c250d87 MD |
456 | if (dom_print && !pos->print_names) |
457 | fprintf(pos->fp, " "); | |
cba1661c | 458 | set_field_names_print(pos, ITEM_HEADER); |
31262354 MD |
459 | if (pos->print_names) |
460 | fprintf(pos->fp, "name = "); | |
8178fe48 MD |
461 | fprintf(pos->fp, "%s", g_quark_to_string(event_class->name)); |
462 | if (pos->print_names) | |
fd3382e8 | 463 | pos->field_nr++; |
8178fe48 | 464 | else |
fd3382e8 | 465 | fprintf(pos->fp, ":"); |
31262354 | 466 | |
e28d4618 MD |
467 | /* print cpuid field from packet context */ |
468 | if (stream->stream_packet_context) { | |
469 | if (pos->field_nr++ != 0) | |
470 | fprintf(pos->fp, ","); | |
cba1661c | 471 | set_field_names_print(pos, ITEM_SCOPE); |
e28d4618 MD |
472 | if (pos->print_names) |
473 | fprintf(pos->fp, " stream.packet.context ="); | |
474 | field_nr_saved = pos->field_nr; | |
475 | pos->field_nr = 0; | |
cba1661c | 476 | set_field_names_print(pos, ITEM_CONTEXT); |
e28d4618 MD |
477 | ret = generic_rw(ppos, &stream->stream_packet_context->p); |
478 | if (ret) | |
479 | goto error; | |
480 | pos->field_nr = field_nr_saved; | |
481 | } | |
482 | ||
764af3f4 | 483 | /* Only show the event header in verbose mode */ |
e28d4618 | 484 | if (babeltrace_verbose && stream->stream_event_header) { |
fd3382e8 MD |
485 | if (pos->field_nr++ != 0) |
486 | fprintf(pos->fp, ","); | |
cba1661c | 487 | set_field_names_print(pos, ITEM_SCOPE); |
31262354 | 488 | if (pos->print_names) |
fd3382e8 MD |
489 | fprintf(pos->fp, " stream.event.header ="); |
490 | field_nr_saved = pos->field_nr; | |
491 | pos->field_nr = 0; | |
cba1661c | 492 | set_field_names_print(pos, ITEM_CONTEXT); |
e28d4618 | 493 | ret = generic_rw(ppos, &stream->stream_event_header->p); |
31262354 MD |
494 | if (ret) |
495 | goto error; | |
fd3382e8 | 496 | pos->field_nr = field_nr_saved; |
31262354 MD |
497 | } |
498 | ||
499 | /* print stream-declared event context */ | |
e28d4618 | 500 | if (stream->stream_event_context) { |
fd3382e8 MD |
501 | if (pos->field_nr++ != 0) |
502 | fprintf(pos->fp, ","); | |
cba1661c | 503 | set_field_names_print(pos, ITEM_SCOPE); |
31262354 | 504 | if (pos->print_names) |
fd3382e8 MD |
505 | fprintf(pos->fp, " stream.event.context ="); |
506 | field_nr_saved = pos->field_nr; | |
507 | pos->field_nr = 0; | |
cba1661c | 508 | set_field_names_print(pos, ITEM_CONTEXT); |
e28d4618 | 509 | ret = generic_rw(ppos, &stream->stream_event_context->p); |
31262354 MD |
510 | if (ret) |
511 | goto error; | |
fd3382e8 | 512 | pos->field_nr = field_nr_saved; |
31262354 MD |
513 | } |
514 | ||
515 | /* print event-declared event context */ | |
e28d4618 | 516 | if (event->event_context) { |
fd3382e8 MD |
517 | if (pos->field_nr++ != 0) |
518 | fprintf(pos->fp, ","); | |
cba1661c | 519 | set_field_names_print(pos, ITEM_SCOPE); |
31262354 | 520 | if (pos->print_names) |
fd3382e8 MD |
521 | fprintf(pos->fp, " event.context ="); |
522 | field_nr_saved = pos->field_nr; | |
523 | pos->field_nr = 0; | |
cba1661c | 524 | set_field_names_print(pos, ITEM_CONTEXT); |
e28d4618 | 525 | ret = generic_rw(ppos, &event->event_context->p); |
31262354 MD |
526 | if (ret) |
527 | goto error; | |
fd3382e8 | 528 | pos->field_nr = field_nr_saved; |
31262354 MD |
529 | } |
530 | ||
531 | /* Read and print event payload */ | |
e28d4618 | 532 | if (event->event_fields) { |
fd3382e8 MD |
533 | if (pos->field_nr++ != 0) |
534 | fprintf(pos->fp, ","); | |
cba1661c | 535 | set_field_names_print(pos, ITEM_SCOPE); |
31262354 | 536 | if (pos->print_names) |
fd3382e8 MD |
537 | fprintf(pos->fp, " event.fields ="); |
538 | field_nr_saved = pos->field_nr; | |
539 | pos->field_nr = 0; | |
cba1661c | 540 | set_field_names_print(pos, ITEM_PAYLOAD); |
e28d4618 | 541 | ret = generic_rw(ppos, &event->event_fields->p); |
31262354 MD |
542 | if (ret) |
543 | goto error; | |
fd3382e8 | 544 | pos->field_nr = field_nr_saved; |
31262354 | 545 | } |
fd3382e8 | 546 | /* newline */ |
31262354 | 547 | fprintf(pos->fp, "\n"); |
fd3382e8 | 548 | pos->field_nr = 0; |
31262354 MD |
549 | |
550 | return 0; | |
551 | ||
552 | error: | |
3394d22e | 553 | 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 |
554 | return ret; |
555 | } | |
556 | ||
95febab3 | 557 | static |
5b80ddfb | 558 | struct trace_descriptor *ctf_text_open_trace(const char *path, int flags, |
20d0dcf9 | 559 | void (*packet_seek)(struct stream_pos *pos, size_t index, |
ae23d232 | 560 | int whence), FILE *metadata_fp) |
642ec66d MD |
561 | { |
562 | struct ctf_text_stream_pos *pos; | |
563 | FILE *fp; | |
564 | ||
565 | pos = g_new0(struct ctf_text_stream_pos, 1); | |
566 | ||
03798a93 JD |
567 | pos->last_real_timestamp = -1ULL; |
568 | pos->last_cycles_timestamp = -1ULL; | |
642ec66d | 569 | switch (flags & O_ACCMODE) { |
989c73bc | 570 | case O_RDWR: |
b61922b5 | 571 | if (!path) |
6cf7957b MD |
572 | fp = stdout; |
573 | else | |
574 | fp = fopen(path, "w"); | |
642ec66d MD |
575 | if (!fp) |
576 | goto error; | |
577 | pos->fp = fp; | |
578 | pos->parent.rw_table = write_dispatch_table; | |
31262354 | 579 | pos->parent.event_cb = ctf_text_write_event; |
cba1661c | 580 | pos->print_names = 0; |
642ec66d MD |
581 | break; |
582 | case O_RDONLY: | |
583 | default: | |
3394d22e | 584 | fprintf(stderr, "[error] Incorrect open flags.\n"); |
642ec66d MD |
585 | goto error; |
586 | } | |
587 | ||
588 | return &pos->trace_descriptor; | |
589 | error: | |
590 | g_free(pos); | |
591 | return NULL; | |
592 | } | |
593 | ||
95febab3 | 594 | static |
f824ae04 | 595 | int ctf_text_close_trace(struct trace_descriptor *td) |
642ec66d | 596 | { |
f824ae04 | 597 | int ret; |
642ec66d MD |
598 | struct ctf_text_stream_pos *pos = |
599 | container_of(td, struct ctf_text_stream_pos, trace_descriptor); | |
f824ae04 MD |
600 | ret = fclose(pos->fp); |
601 | if (ret) { | |
602 | perror("Error on fclose"); | |
603 | return -1; | |
604 | } | |
642ec66d | 605 | g_free(pos); |
f824ae04 | 606 | return 0; |
642ec66d MD |
607 | } |
608 | ||
95febab3 | 609 | static |
642ec66d MD |
610 | void __attribute__((constructor)) ctf_text_init(void) |
611 | { | |
612 | int ret; | |
613 | ||
614 | ctf_text_format.name = g_quark_from_static_string("text"); | |
615 | ret = bt_register_format(&ctf_text_format); | |
616 | assert(!ret); | |
617 | } | |
618 | ||
95febab3 MD |
619 | static |
620 | void __attribute__((destructor)) ctf_text_exit(void) | |
621 | { | |
622 | bt_unregister_format(&ctf_text_format); | |
623 | } |