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