2 * Copyright (C) 2014 - Jonathan Rajotte <jonathan.r.julien@gmail.com>
3 * - Olivier Cotte <olivier.cotte@polymtl.ca>
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License, version 2 only, as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc., 51
16 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 #include <include/config.h>
22 #include <common/config/config.h>
23 #include <lttng/snapshot-internal.h>
28 /* Strings related to command */
29 const char * const mi_lttng_element_command
= "command";
30 const char * const mi_lttng_element_command_action
= "snapshot_action";
31 const char * const mi_lttng_element_command_add_context
= "add-context";
32 const char * const mi_lttng_element_command_calibrate
= "calibrate";
33 const char * const mi_lttng_element_command_create
= "create";
34 const char * const mi_lttng_element_command_destroy
= "destroy";
35 const char * const mi_lttng_element_command_disable_channel
= "disable-channel";
36 const char * const mi_lttng_element_command_disable_event
= "disable-event";
37 const char * const mi_lttng_element_command_enable_channels
= "enable-channel";
38 const char * const mi_lttng_element_command_enable_event
= "enable-event";
39 const char * const mi_lttng_element_command_list
= "list";
40 const char * const mi_lttng_element_command_load
= "load";
41 const char * const mi_lttng_element_command_name
= "name";
42 const char * const mi_lttng_element_command_output
= "output";
43 const char * const mi_lttng_element_command_save
= "save";
44 const char * const mi_lttng_element_command_set_session
= "set-session";
45 const char * const mi_lttng_element_command_snapshot
= "snapshot";
46 const char * const mi_lttng_element_command_snapshot_add
= "add_snapshot";
47 const char * const mi_lttng_element_command_snapshot_del
= "del_snapshot";
48 const char * const mi_lttng_element_command_snapshot_list
= "list_snapshot";
49 const char * const mi_lttng_element_command_snapshot_record
= "record_snapshot";
50 const char * const mi_lttng_element_command_start
= "start";
51 const char * const mi_lttng_element_command_stop
= "stop";
52 const char * const mi_lttng_element_command_success
= "success";
53 const char * const mi_lttng_element_command_track
= "track";
54 const char * const mi_lttng_element_command_untrack
= "untrack";
55 const char * const mi_lttng_element_command_version
= "version";
57 /* Strings related to version command */
58 const char * const mi_lttng_element_version
= "version";
59 const char * const mi_lttng_element_version_commit
= "commit";
60 const char * const mi_lttng_element_version_description
= "description";
61 const char * const mi_lttng_element_version_license
= "license";
62 const char * const mi_lttng_element_version_major
= "major";
63 const char * const mi_lttng_element_version_minor
= "minor";
64 const char * const mi_lttng_element_version_patch_level
= "patchLevel";
65 const char * const mi_lttng_element_version_str
= "string";
66 const char * const mi_lttng_element_version_web
= "url";
68 /* String related to a lttng_event_field */
69 const char * const mi_lttng_element_event_field
= "event_field";
70 const char * const mi_lttng_element_event_fields
= "event_fields";
72 /* String related to lttng_event_context */
73 const char * const mi_lttng_context_type_perf_counter
= "PERF_COUNTER";
74 const char * const mi_lttng_context_type_perf_cpu_counter
= "PERF_CPU_COUNTER";
75 const char * const mi_lttng_context_type_perf_thread_counter
= "PERF_THREAD_COUNTER";
77 /* String related to lttng_event_perf_counter_ctx */
78 const char * const mi_lttng_element_perf_counter_context
= "perf_counter_context";
80 /* Strings related to pid */
81 const char * const mi_lttng_element_pid_id
= "id";
83 /* Strings related to save command */
84 const char * const mi_lttng_element_save
= "save";
86 /* Strings related to load command */
87 const char * const mi_lttng_element_load
= "load";
89 /* General elements of mi_lttng */
90 const char * const mi_lttng_element_empty
= "";
91 const char * const mi_lttng_element_id
= "id";
92 const char * const mi_lttng_element_nowrite
= "nowrite";
93 const char * const mi_lttng_element_success
= "success";
94 const char * const mi_lttng_element_type_enum
= "ENUM";
95 const char * const mi_lttng_element_type_float
= "FLOAT";
96 const char * const mi_lttng_element_type_integer
= "INTEGER";
97 const char * const mi_lttng_element_type_other
= "OTHER";
98 const char * const mi_lttng_element_type_string
= "STRING";
100 /* String related to loglevel */
101 const char * const mi_lttng_loglevel_str_alert
= "TRACE_ALERT";
102 const char * const mi_lttng_loglevel_str_crit
= "TRACE_CRIT";
103 const char * const mi_lttng_loglevel_str_debug
= "TRACE_DEBUG";
104 const char * const mi_lttng_loglevel_str_debug_function
= "TRACE_DEBUG_FUNCTION";
105 const char * const mi_lttng_loglevel_str_debug_line
= "TRACE_DEBUG_LINE";
106 const char * const mi_lttng_loglevel_str_debug_module
= "TRACE_DEBUG_MODULE";
107 const char * const mi_lttng_loglevel_str_debug_process
= "TRACE_DEBUG_PROCESS";
108 const char * const mi_lttng_loglevel_str_debug_program
= "TRACE_DEBUG_PROGRAM";
109 const char * const mi_lttng_loglevel_str_debug_system
= "TRACE_DEBUG_SYSTEM";
110 const char * const mi_lttng_loglevel_str_debug_unit
= "TRACE_DEBUG_UNIT";
111 const char * const mi_lttng_loglevel_str_emerg
= "TRACE_EMERG";
112 const char * const mi_lttng_loglevel_str_err
= "TRACE_ERR";
113 const char * const mi_lttng_loglevel_str_info
= "TRACE_INFO";
114 const char * const mi_lttng_loglevel_str_notice
= "TRACE_NOTICE";
115 const char * const mi_lttng_loglevel_str_unknown
= "UNKNOWN";
116 const char * const mi_lttng_loglevel_str_warning
= "TRACE_WARNING";
118 /* String related to loglevel JUL */
119 const char * const mi_lttng_loglevel_str_jul_all
= "JUL_ALL";
120 const char * const mi_lttng_loglevel_str_jul_config
= "JUL_CONFIG";
121 const char * const mi_lttng_loglevel_str_jul_fine
= "JUL_FINE";
122 const char * const mi_lttng_loglevel_str_jul_finer
= "JUL_FINER";
123 const char * const mi_lttng_loglevel_str_jul_finest
= "JUL_FINEST";
124 const char * const mi_lttng_loglevel_str_jul_info
= "JUL_INFO";
125 const char * const mi_lttng_loglevel_str_jul_off
= "JUL_OFF";
126 const char * const mi_lttng_loglevel_str_jul_severe
= "JUL_SEVERE";
127 const char * const mi_lttng_loglevel_str_jul_warning
= "JUL_WARNING";
129 /* String related to loglevel LOG4J */
130 const char * const mi_lttng_loglevel_str_log4j_off
= "LOG4J_OFF";
131 const char * const mi_lttng_loglevel_str_log4j_fatal
= "LOG4J_FATAL";
132 const char * const mi_lttng_loglevel_str_log4j_error
= "LOG4J_ERROR";
133 const char * const mi_lttng_loglevel_str_log4j_warn
= "LOG4J_WARN";
134 const char * const mi_lttng_loglevel_str_log4j_info
= "LOG4J_INFO";
135 const char * const mi_lttng_loglevel_str_log4j_debug
= "LOG4J_DEBUG";
136 const char * const mi_lttng_loglevel_str_log4j_trace
= "LOG4J_TRACE";
137 const char * const mi_lttng_loglevel_str_log4j_all
= "LOG4J_ALL";
139 /* String related to loglevel Python */
140 const char * const mi_lttng_loglevel_str_python_critical
= "PYTHON_CRITICAL";
141 const char * const mi_lttng_loglevel_str_python_error
= "PYTHON_ERROR";
142 const char * const mi_lttng_loglevel_str_python_warning
= "PYTHON_WARNING";
143 const char * const mi_lttng_loglevel_str_python_info
= "PYTHON_INFO";
144 const char * const mi_lttng_loglevel_str_python_debug
= "PYTHON_DEBUG";
145 const char * const mi_lttng_loglevel_str_python_notset
= "PYTHON_NOTSET";
147 /* String related to loglevel type */
148 const char * const mi_lttng_loglevel_type_all
= "ALL";
149 const char * const mi_lttng_loglevel_type_range
= "RANGE";
150 const char * const mi_lttng_loglevel_type_single
= "SINGLE";
151 const char * const mi_lttng_loglevel_type_unknown
= "UNKNOWN";
153 /* String related to lttng_calibrate */
154 const char * const mi_lttng_element_calibrate
= "calibrate";
155 const char * const mi_lttng_element_calibrate_function
= "FUNCTION";
157 /* String related to a lttng_snapshot_output */
158 const char * const mi_lttng_element_snapshot_ctrl_url
= "ctrl_url";
159 const char * const mi_lttng_element_snapshot_data_url
= "data_url";
160 const char * const mi_lttng_element_snapshot_max_size
= "max_size";
161 const char * const mi_lttng_element_snapshot_n_ptr
= "n_ptr";
162 const char * const mi_lttng_element_snapshot_session_name
= "session_name";
163 const char * const mi_lttng_element_snapshots
= "snapshots";
165 /* String related to track/untrack command */
166 const char * const mi_lttng_element_track_untrack_targets
= "targets";
167 const char * const mi_lttng_element_track_untrack_pid_target
= "pid_target";
168 const char * const mi_lttng_element_track_untrack_all_wildcard
= "*";
171 /* This is a merge of jul loglevel and regular loglevel
172 * Those should never overlap by definition
173 * (see struct lttng_event loglevel)
176 const char *mi_lttng_loglevel_string(int value
, enum lttng_domain_type domain
)
179 case LTTNG_DOMAIN_KERNEL
:
180 case LTTNG_DOMAIN_UST
:
183 return mi_lttng_element_empty
;
184 case LTTNG_LOGLEVEL_EMERG
:
185 return mi_lttng_loglevel_str_emerg
;
186 case LTTNG_LOGLEVEL_ALERT
:
187 return mi_lttng_loglevel_str_alert
;
188 case LTTNG_LOGLEVEL_CRIT
:
189 return mi_lttng_loglevel_str_crit
;
190 case LTTNG_LOGLEVEL_ERR
:
191 return mi_lttng_loglevel_str_err
;
192 case LTTNG_LOGLEVEL_WARNING
:
193 return mi_lttng_loglevel_str_warning
;
194 case LTTNG_LOGLEVEL_NOTICE
:
195 return mi_lttng_loglevel_str_notice
;
196 case LTTNG_LOGLEVEL_INFO
:
197 return mi_lttng_loglevel_str_info
;
198 case LTTNG_LOGLEVEL_DEBUG_SYSTEM
:
199 return mi_lttng_loglevel_str_debug_system
;
200 case LTTNG_LOGLEVEL_DEBUG_PROGRAM
:
201 return mi_lttng_loglevel_str_debug_program
;
202 case LTTNG_LOGLEVEL_DEBUG_PROCESS
:
203 return mi_lttng_loglevel_str_debug_process
;
204 case LTTNG_LOGLEVEL_DEBUG_MODULE
:
205 return mi_lttng_loglevel_str_debug_module
;
206 case LTTNG_LOGLEVEL_DEBUG_UNIT
:
207 return mi_lttng_loglevel_str_debug_unit
;
208 case LTTNG_LOGLEVEL_DEBUG_FUNCTION
:
209 return mi_lttng_loglevel_str_debug_function
;
210 case LTTNG_LOGLEVEL_DEBUG_LINE
:
211 return mi_lttng_loglevel_str_debug_line
;
212 case LTTNG_LOGLEVEL_DEBUG
:
213 return mi_lttng_loglevel_str_debug
;
215 return mi_lttng_loglevel_str_unknown
;
218 case LTTNG_DOMAIN_LOG4J
:
221 return mi_lttng_element_empty
;
222 case LTTNG_LOGLEVEL_LOG4J_OFF
:
223 return mi_lttng_loglevel_str_log4j_off
;
224 case LTTNG_LOGLEVEL_LOG4J_FATAL
:
225 return mi_lttng_loglevel_str_log4j_fatal
;
226 case LTTNG_LOGLEVEL_LOG4J_ERROR
:
227 return mi_lttng_loglevel_str_log4j_error
;
228 case LTTNG_LOGLEVEL_LOG4J_WARN
:
229 return mi_lttng_loglevel_str_log4j_warn
;
230 case LTTNG_LOGLEVEL_LOG4J_INFO
:
231 return mi_lttng_loglevel_str_log4j_info
;
232 case LTTNG_LOGLEVEL_LOG4J_DEBUG
:
233 return mi_lttng_loglevel_str_log4j_debug
;
234 case LTTNG_LOGLEVEL_LOG4J_TRACE
:
235 return mi_lttng_loglevel_str_log4j_trace
;
236 case LTTNG_LOGLEVEL_LOG4J_ALL
:
237 return mi_lttng_loglevel_str_log4j_all
;
239 return mi_lttng_loglevel_str_unknown
;
242 case LTTNG_DOMAIN_JUL
:
245 return mi_lttng_element_empty
;
246 case LTTNG_LOGLEVEL_JUL_OFF
:
247 return mi_lttng_loglevel_str_jul_off
;
248 case LTTNG_LOGLEVEL_JUL_SEVERE
:
249 return mi_lttng_loglevel_str_jul_severe
;
250 case LTTNG_LOGLEVEL_JUL_WARNING
:
251 return mi_lttng_loglevel_str_jul_warning
;
252 case LTTNG_LOGLEVEL_JUL_INFO
:
253 return mi_lttng_loglevel_str_jul_info
;
254 case LTTNG_LOGLEVEL_JUL_CONFIG
:
255 return mi_lttng_loglevel_str_jul_config
;
256 case LTTNG_LOGLEVEL_JUL_FINE
:
257 return mi_lttng_loglevel_str_jul_fine
;
258 case LTTNG_LOGLEVEL_JUL_FINER
:
259 return mi_lttng_loglevel_str_jul_finer
;
260 case LTTNG_LOGLEVEL_JUL_FINEST
:
261 return mi_lttng_loglevel_str_jul_finest
;
262 case LTTNG_LOGLEVEL_JUL_ALL
:
263 return mi_lttng_loglevel_str_jul_all
;
265 return mi_lttng_loglevel_str_unknown
;
268 case LTTNG_DOMAIN_PYTHON
:
270 case LTTNG_LOGLEVEL_PYTHON_CRITICAL
:
271 return mi_lttng_loglevel_str_python_critical
;
272 case LTTNG_LOGLEVEL_PYTHON_ERROR
:
273 return mi_lttng_loglevel_str_python_error
;
274 case LTTNG_LOGLEVEL_PYTHON_WARNING
:
275 return mi_lttng_loglevel_str_python_warning
;
276 case LTTNG_LOGLEVEL_PYTHON_INFO
:
277 return mi_lttng_loglevel_str_python_info
;
278 case LTTNG_LOGLEVEL_PYTHON_DEBUG
:
279 return mi_lttng_loglevel_str_python_debug
;
280 case LTTNG_LOGLEVEL_PYTHON_NOTSET
:
281 return mi_lttng_loglevel_str_python_notset
;
283 return mi_lttng_loglevel_str_unknown
;
288 /* Reaching this means the domain is unknown. */
289 return mi_lttng_loglevel_str_unknown
;
293 const char *mi_lttng_logleveltype_string(enum lttng_loglevel_type value
)
296 case LTTNG_EVENT_LOGLEVEL_ALL
:
297 return mi_lttng_loglevel_type_all
;
298 case LTTNG_EVENT_LOGLEVEL_RANGE
:
299 return mi_lttng_loglevel_type_range
;
300 case LTTNG_EVENT_LOGLEVEL_SINGLE
:
301 return mi_lttng_loglevel_type_single
;
303 return mi_lttng_loglevel_type_unknown
;
308 const char *mi_lttng_eventtype_string(enum lttng_event_type value
)
311 case LTTNG_EVENT_ALL
:
312 return config_event_type_all
;
313 case LTTNG_EVENT_TRACEPOINT
:
314 return config_event_type_tracepoint
;
315 case LTTNG_EVENT_PROBE
:
316 return config_event_type_probe
;
317 case LTTNG_EVENT_FUNCTION
:
318 return config_event_type_function
;
319 case LTTNG_EVENT_FUNCTION_ENTRY
:
320 return config_event_type_function_entry
;
321 case LTTNG_EVENT_SYSCALL
:
322 return config_event_type_syscall
;
323 case LTTNG_EVENT_NOOP
:
324 return config_event_type_noop
;
326 return mi_lttng_element_empty
;
331 const char *mi_lttng_event_contexttype_string(enum lttng_event_context_type val
)
334 case LTTNG_EVENT_CONTEXT_PID
:
335 return config_event_context_pid
;
336 case LTTNG_EVENT_CONTEXT_PERF_COUNTER
:
337 return mi_lttng_context_type_perf_counter
;
338 case LTTNG_EVENT_CONTEXT_PERF_THREAD_COUNTER
:
339 return mi_lttng_context_type_perf_thread_counter
;
340 case LTTNG_EVENT_CONTEXT_PERF_CPU_COUNTER
:
341 return mi_lttng_context_type_perf_cpu_counter
;
342 case LTTNG_EVENT_CONTEXT_PROCNAME
:
343 return config_event_context_procname
;
344 case LTTNG_EVENT_CONTEXT_PRIO
:
345 return config_event_context_prio
;
346 case LTTNG_EVENT_CONTEXT_NICE
:
347 return config_event_context_nice
;
348 case LTTNG_EVENT_CONTEXT_VPID
:
349 return config_event_context_vpid
;
350 case LTTNG_EVENT_CONTEXT_TID
:
351 return config_event_context_tid
;
352 case LTTNG_EVENT_CONTEXT_VTID
:
353 return config_event_context_vtid
;
354 case LTTNG_EVENT_CONTEXT_PPID
:
355 return config_event_context_ppid
;
356 case LTTNG_EVENT_CONTEXT_VPPID
:
357 return config_event_context_vppid
;
358 case LTTNG_EVENT_CONTEXT_PTHREAD_ID
:
359 return config_event_context_pthread_id
;
360 case LTTNG_EVENT_CONTEXT_HOSTNAME
:
361 return config_event_context_hostname
;
362 case LTTNG_EVENT_CONTEXT_IP
:
363 return config_event_context_ip
;
370 const char *mi_lttng_eventfieldtype_string(enum lttng_event_field_type val
)
373 case(LTTNG_EVENT_FIELD_INTEGER
):
374 return mi_lttng_element_type_integer
;
375 case(LTTNG_EVENT_FIELD_ENUM
):
376 return mi_lttng_element_type_enum
;
377 case(LTTNG_EVENT_FIELD_FLOAT
):
378 return mi_lttng_element_type_float
;
379 case(LTTNG_EVENT_FIELD_STRING
):
380 return mi_lttng_element_type_string
;
382 return mi_lttng_element_type_other
;
387 const char *mi_lttng_domaintype_string(enum lttng_domain_type value
)
389 /* Note: This is a *duplicate* of get_domain_str from bin/lttng/utils.c */
391 case LTTNG_DOMAIN_KERNEL
:
392 return config_domain_type_kernel
;
393 case LTTNG_DOMAIN_UST
:
394 return config_domain_type_ust
;
395 case LTTNG_DOMAIN_JUL
:
396 return config_domain_type_jul
;
397 case LTTNG_DOMAIN_LOG4J
:
398 return config_domain_type_log4j
;
399 case LTTNG_DOMAIN_PYTHON
:
400 return config_domain_type_python
;
402 /* Should not have an unknown domain */
408 const char *mi_lttng_buffertype_string(enum lttng_buffer_type value
)
411 case LTTNG_BUFFER_PER_PID
:
412 return config_buffer_type_per_pid
;
413 case LTTNG_BUFFER_PER_UID
:
414 return config_buffer_type_per_uid
;
415 case LTTNG_BUFFER_GLOBAL
:
416 return config_buffer_type_global
;
418 /* Should not have an unknow buffer type */
424 const char *mi_lttng_calibratetype_string(enum lttng_calibrate_type val
)
429 case LTTNG_CALIBRATE_FUNCTION
:
430 ret
= mi_lttng_element_calibrate_function
;
433 ret
= mi_lttng_element_empty
;
440 struct mi_writer
*mi_lttng_writer_create(int fd_output
, int mi_output_type
)
442 struct mi_writer
*mi_writer
;
444 mi_writer
= zmalloc(sizeof(struct mi_writer
));
446 PERROR("zmalloc mi_writer_create");
449 if (mi_output_type
== LTTNG_MI_XML
) {
450 mi_writer
->writer
= config_writer_create(fd_output
, 0);
451 if (!mi_writer
->writer
) {
454 mi_writer
->type
= LTTNG_MI_XML
;
468 int mi_lttng_writer_destroy(struct mi_writer
*writer
)
477 ret
= config_writer_destroy(writer
->writer
);
488 int mi_lttng_writer_command_open(struct mi_writer
*writer
, const char *command
)
492 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_command
);
496 ret
= mi_lttng_writer_write_element_string(writer
,
497 mi_lttng_element_command_name
, command
);
503 int mi_lttng_writer_command_close(struct mi_writer
*writer
)
505 return mi_lttng_writer_close_element(writer
);
509 int mi_lttng_writer_open_element(struct mi_writer
*writer
,
510 const char *element_name
)
512 return config_writer_open_element(writer
->writer
, element_name
);
516 int mi_lttng_writer_close_element(struct mi_writer
*writer
)
518 return config_writer_close_element(writer
->writer
);
522 int mi_lttng_close_multi_element(struct mi_writer
*writer
,
523 unsigned int nb_element
)
527 if (nb_element
< 1) {
531 for (i
= 0; i
< nb_element
; i
++) {
532 ret
= mi_lttng_writer_close_element(writer
);
542 int mi_lttng_writer_write_element_unsigned_int(struct mi_writer
*writer
,
543 const char *element_name
, uint64_t value
)
545 return config_writer_write_element_unsigned_int(writer
->writer
,
546 element_name
, value
);
550 int mi_lttng_writer_write_element_signed_int(struct mi_writer
*writer
,
551 const char *element_name
, int64_t value
)
553 return config_writer_write_element_signed_int(writer
->writer
,
554 element_name
, value
);
558 int mi_lttng_writer_write_element_bool(struct mi_writer
*writer
,
559 const char *element_name
, int value
)
561 return config_writer_write_element_bool(writer
->writer
,
562 element_name
, value
);
566 int mi_lttng_writer_write_element_string(struct mi_writer
*writer
,
567 const char *element_name
, const char *value
)
569 return config_writer_write_element_string(writer
->writer
,
570 element_name
, value
);
574 int mi_lttng_version(struct mi_writer
*writer
, struct mi_lttng_version
*version
,
575 const char *lttng_description
, const char *lttng_license
)
580 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_version
);
585 /* Version string (contain info like rc etc.) */
586 ret
= mi_lttng_writer_write_element_string(writer
,
587 mi_lttng_element_version_str
, version
->version
);
592 /* Major version number */
593 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
594 mi_lttng_element_version_major
, version
->version_major
);
599 /* Minor version number */
600 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
601 mi_lttng_element_version_minor
, version
->version_minor
);
606 /* Commit version number */
607 ret
= mi_lttng_writer_write_element_string(writer
,
608 mi_lttng_element_version_commit
, version
->version_commit
);
614 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
615 mi_lttng_element_version_patch_level
, version
->version_patchlevel
);
620 /* Name of the version */
621 ret
= mi_lttng_writer_write_element_string(writer
,
622 config_element_name
, version
->version_name
);
627 /* Description mostly related to beer... */
628 ret
= mi_lttng_writer_write_element_string(writer
,
629 mi_lttng_element_version_description
, lttng_description
);
635 ret
= mi_lttng_writer_write_element_string(writer
,
636 mi_lttng_element_version_web
, version
->package_url
);
641 /* License: free as in free beer...no...*speech* */
642 ret
= mi_lttng_writer_write_element_string(writer
,
643 mi_lttng_element_version_license
, lttng_license
);
648 /* Close version element */
649 ret
= mi_lttng_writer_close_element(writer
);
656 int mi_lttng_sessions_open(struct mi_writer
*writer
)
658 return mi_lttng_writer_open_element(writer
, config_element_sessions
);
662 int mi_lttng_session(struct mi_writer
*writer
,
663 struct lttng_session
*session
, int is_open
)
669 /* Open sessions element */
670 ret
= mi_lttng_writer_open_element(writer
,
671 config_element_session
);
676 /* Name of the session */
677 ret
= mi_lttng_writer_write_element_string(writer
,
678 config_element_name
, session
->name
);
684 ret
= mi_lttng_writer_write_element_string(writer
,
685 config_element_path
, session
->path
);
691 ret
= mi_lttng_writer_write_element_bool(writer
,
692 config_element_enabled
, session
->enabled
);
698 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
699 config_element_snapshot_mode
, session
->snapshot_mode
);
704 /* Live timer interval in usec */
705 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
706 config_element_live_timer_interval
,
707 session
->live_timer_interval
);
713 /* Closing session element */
714 ret
= mi_lttng_writer_close_element(writer
);
722 int mi_lttng_domains_open(struct mi_writer
*writer
)
724 return mi_lttng_writer_open_element(writer
, config_element_domains
);
728 int mi_lttng_domain(struct mi_writer
*writer
,
729 struct lttng_domain
*domain
, int is_open
)
732 const char *str_domain
;
733 const char *str_buffer
;
737 /* Open domain element */
738 ret
= mi_lttng_writer_open_element(writer
, config_element_domain
);
744 str_domain
= mi_lttng_domaintype_string(domain
->type
);
745 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
752 str_buffer
= mi_lttng_buffertype_string(domain
->buf_type
);
753 ret
= mi_lttng_writer_write_element_string(writer
,
754 config_element_buffer_type
, str_buffer
);
760 * This union is not currently used and was added for
761 * future ust domain support.
766 /* Closing domain element */
767 ret
= mi_lttng_writer_close_element(writer
);
776 int mi_lttng_channels_open(struct mi_writer
*writer
)
778 return mi_lttng_writer_open_element(writer
, config_element_channels
);
782 int mi_lttng_channel(struct mi_writer
*writer
,
783 struct lttng_channel
*channel
, int is_open
)
789 /* Opening channel element */
790 ret
= mi_lttng_writer_open_element(writer
, config_element_channel
);
796 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
803 ret
= mi_lttng_writer_write_element_bool(writer
,
804 config_element_enabled
, channel
->enabled
);
810 ret
= mi_lttng_channel_attr(writer
, &channel
->attr
);
816 /* Closing channel element */
817 ret
= mi_lttng_writer_close_element(writer
);
827 int mi_lttng_channel_attr(struct mi_writer
*writer
,
828 struct lttng_channel_attr
*attr
)
834 /* Opening Attributes */
835 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
841 ret
= mi_lttng_writer_write_element_string(writer
,
842 config_element_overwrite_mode
,
843 attr
->overwrite
? config_overwrite_mode_overwrite
:
844 config_overwrite_mode_discard
);
849 /* Sub buffer size in byte */
850 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
851 config_element_subbuf_size
, attr
->subbuf_size
);
856 /* Number of subbuffer (power of two) */
857 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
858 config_element_num_subbuf
,
864 /* Switch timer interval in usec */
865 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
866 config_element_switch_timer_interval
,
867 attr
->switch_timer_interval
);
872 /* Read timer interval in usec */
873 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
874 config_element_read_timer_interval
,
875 attr
->read_timer_interval
);
881 ret
= mi_lttng_writer_write_element_string(writer
,
882 config_element_output_type
,
883 attr
->output
== LTTNG_EVENT_SPLICE
?
884 config_output_type_splice
: config_output_type_mmap
);
889 /* Tracefile size in bytes */
890 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
891 config_element_tracefile_size
, attr
->tracefile_size
);
896 /* Count of tracefiles */
897 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
898 config_element_tracefile_count
,
899 attr
->tracefile_count
);
904 /* Live timer interval in usec*/
905 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
906 config_element_live_timer_interval
,
907 attr
->live_timer_interval
);
912 /* Closing attributes */
913 ret
= mi_lttng_writer_close_element(writer
);
923 int mi_lttng_event_common_attributes(struct mi_writer
*writer
,
924 struct lttng_event
*event
)
928 /* Open event element */
929 ret
= mi_lttng_writer_open_element(writer
, config_element_event
);
935 ret
= mi_lttng_writer_write_element_string(writer
,
936 config_element_name
, event
->name
);
942 ret
= mi_lttng_writer_write_element_string(writer
,
943 config_element_type
, mi_lttng_eventtype_string(event
->type
));
948 /* Is event enabled */
949 ret
= mi_lttng_writer_write_element_bool(writer
,
950 config_element_enabled
, event
->enabled
);
955 /* Event filter enabled? */
956 ret
= mi_lttng_writer_write_element_bool(writer
,
957 config_element_filter
, event
->filter
);
964 int mi_lttng_event_tracepoint_loglevel(struct mi_writer
*writer
,
965 struct lttng_event
*event
, enum lttng_domain_type domain
)
970 ret
= mi_lttng_writer_write_element_string(writer
,
971 config_element_loglevel
,
972 mi_lttng_loglevel_string(event
->loglevel
, domain
));
978 ret
= mi_lttng_writer_write_element_string(writer
,
979 config_element_loglevel_type
,
980 mi_lttng_logleveltype_string(event
->loglevel_type
));
985 /* event exclusion filter */
986 ret
= mi_lttng_writer_write_element_bool(writer
,
987 config_element_exclusion
, event
->exclusion
);
997 int mi_lttng_event_tracepoint_no_loglevel(struct mi_writer
*writer
,
998 struct lttng_event
*event
)
1000 /* event exclusion filter */
1001 return mi_lttng_writer_write_element_bool(writer
,
1002 config_element_exclusion
, event
->exclusion
);
1006 int mi_lttng_event_function_probe(struct mi_writer
*writer
,
1007 struct lttng_event
*event
)
1011 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1016 ret
= mi_lttng_writer_open_element(writer
, config_element_probe_attributes
);
1021 if (event
->attr
.probe
.addr
!= 0) {
1022 /* event probe address */
1023 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1024 config_element_address
, event
->attr
.probe
.addr
);
1029 /* event probe offset */
1030 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1031 config_element_offset
, event
->attr
.probe
.offset
);
1036 /* event probe symbol_name */
1037 ret
= mi_lttng_writer_write_element_string(writer
,
1038 config_element_symbol_name
, event
->attr
.probe
.symbol_name
);
1044 /* Close probe_attributes and attributes */
1045 ret
= mi_lttng_close_multi_element(writer
, 2);
1051 int mi_lttng_event_function_entry(struct mi_writer
*writer
,
1052 struct lttng_event
*event
)
1056 ret
= mi_lttng_writer_open_element(writer
, config_element_attributes
);
1061 ret
= mi_lttng_writer_open_element(writer
, config_element_probe_attributes
);
1066 /* event probe symbol_name */
1067 ret
= mi_lttng_writer_write_element_string(writer
,
1068 config_element_symbol_name
, event
->attr
.ftrace
.symbol_name
);
1073 /* Close function_attributes and attributes */
1074 ret
= mi_lttng_close_multi_element(writer
, 2);
1080 int mi_lttng_events_open(struct mi_writer
*writer
)
1082 return mi_lttng_writer_open_element(writer
, config_element_events
);
1086 int mi_lttng_event(struct mi_writer
*writer
,
1087 struct lttng_event
*event
, int is_open
, enum lttng_domain_type domain
)
1091 ret
= mi_lttng_event_common_attributes(writer
, event
);
1096 switch (event
->type
) {
1097 case LTTNG_EVENT_TRACEPOINT
:
1099 if (event
->loglevel
!= -1) {
1100 ret
= mi_lttng_event_tracepoint_loglevel(writer
, event
, domain
);
1102 ret
= mi_lttng_event_tracepoint_no_loglevel(writer
, event
);
1106 case LTTNG_EVENT_FUNCTION
:
1108 case LTTNG_EVENT_PROBE
:
1109 ret
= mi_lttng_event_function_probe(writer
, event
);
1111 case LTTNG_EVENT_FUNCTION_ENTRY
:
1112 ret
= mi_lttng_event_function_entry(writer
, event
);
1114 case LTTNG_EVENT_ALL
:
1121 ret
= mi_lttng_writer_close_element(writer
);
1129 int mi_lttng_trackers_open(struct mi_writer
*writer
)
1131 return mi_lttng_writer_open_element(writer
, config_element_trackers
);
1135 int mi_lttng_pid_tracker_open(struct mi_writer
*writer
)
1139 /* Open element pid_tracker */
1140 ret
= mi_lttng_writer_open_element(writer
, config_element_pid_tracker
);
1145 /* Open targets element */
1146 ret
= mi_lttng_targets_open(writer
);
1152 int mi_lttng_pids_open(struct mi_writer
*writer
)
1154 return mi_lttng_writer_open_element(writer
, config_element_pids
);
1158 * TODO: move the listing of pid for user agent to process semantic on
1159 * mi api bump. The use of process element break the mi api.
1162 int mi_lttng_pid(struct mi_writer
*writer
, pid_t pid
, const char *name
,
1167 /* Open pid process */
1168 ret
= mi_lttng_writer_open_element(writer
, config_element_pid
);
1173 /* Writing pid number */
1174 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1175 mi_lttng_element_pid_id
, (int)pid
);
1180 /* Writing name of the process */
1182 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1191 ret
= mi_lttng_writer_close_element(writer
);
1199 int mi_lttng_targets_open(struct mi_writer
*writer
)
1201 return mi_lttng_writer_open_element(writer
,
1202 mi_lttng_element_track_untrack_targets
);
1206 int mi_lttng_pid_target(struct mi_writer
*writer
, pid_t pid
, int is_open
)
1210 ret
= mi_lttng_writer_open_element(writer
,
1211 mi_lttng_element_track_untrack_pid_target
);
1216 /* Writing pid number
1217 * Special case for element all on track untrack command
1218 * All pid is represented as wildcard *
1220 if ((int) pid
== -1) {
1221 ret
= mi_lttng_writer_write_element_string(writer
,
1223 mi_lttng_element_track_untrack_all_wildcard
);
1225 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1226 config_element_pid
, (int) pid
);
1233 ret
= mi_lttng_writer_close_element(writer
);
1244 int mi_lttng_event_fields_open(struct mi_writer
*writer
)
1246 return mi_lttng_writer_open_element(writer
, mi_lttng_element_event_fields
);
1250 int mi_lttng_event_field(struct mi_writer
*writer
,
1251 struct lttng_event_field
*field
)
1255 if (!field
->field_name
[0]) {
1261 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_event_field
);
1266 if (!field
->field_name
[0]) {
1271 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1278 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
1279 mi_lttng_eventfieldtype_string(field
->type
));
1285 ret
= mi_lttng_writer_write_element_signed_int(writer
,
1286 mi_lttng_element_nowrite
, field
->nowrite
);
1292 /* Close field element */
1293 ret
= mi_lttng_writer_close_element(writer
);
1300 int mi_lttng_calibrate(struct mi_writer
*writer
,
1301 struct lttng_calibrate
*calibrate
)
1305 /* Open calibrate element */
1306 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_calibrate
);
1311 /* Calibration type */
1312 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
1313 mi_lttng_calibratetype_string(calibrate
->type
));
1318 /* Closing calibrate element */
1319 ret
= mi_lttng_writer_close_element(writer
);
1325 int mi_lttng_context(struct mi_writer
*writer
,
1326 struct lttng_event_context
*context
, int is_open
)
1329 const char *type_string
;
1330 struct lttng_event_perf_counter_ctx
*perf_context
;
1332 ret
= mi_lttng_writer_open_element(writer
, config_element_context
);
1337 type_string
= mi_lttng_event_contexttype_string(context
->ctx
);
1339 ret
= -LTTNG_ERR_INVALID
;
1343 /* Print context type */
1344 ret
= mi_lttng_writer_write_element_string(writer
, config_element_type
,
1347 /* Special case for PERF_*_COUNTER
1348 * print the lttng_event_perf_counter_ctx*/
1349 switch (context
->ctx
) {
1350 case LTTNG_EVENT_CONTEXT_PERF_COUNTER
:
1351 case LTTNG_EVENT_CONTEXT_PERF_THREAD_COUNTER
:
1352 case LTTNG_EVENT_CONTEXT_PERF_CPU_COUNTER
:
1353 perf_context
= &context
->u
.perf_counter
;
1354 ret
= mi_lttng_perf_counter_context(writer
, perf_context
);
1365 ret
= mi_lttng_writer_close_element(writer
);
1373 int mi_lttng_perf_counter_context(struct mi_writer
*writer
,
1374 struct lttng_event_perf_counter_ctx
*perf_context
)
1378 /* Open perf_counter_context */
1379 ret
= mi_lttng_writer_open_element(writer
,
1380 mi_lttng_element_perf_counter_context
);
1386 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1387 config_element_type
, perf_context
->type
);
1393 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1394 config_element_config
, perf_context
->config
);
1399 /* Name of the perf counter */
1400 ret
= mi_lttng_writer_write_element_string(writer
,
1401 config_element_name
, perf_context
->name
);
1406 /* Close perf_counter_context */
1407 ret
= mi_lttng_writer_close_element(writer
);
1413 int mi_lttng_snapshot_output_session_name(struct mi_writer
*writer
,
1414 const char *session_name
)
1418 /* Open session element */
1419 ret
= mi_lttng_writer_open_element(writer
, config_element_session
);
1424 /* Snapshot output list for current session name */
1425 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1431 /* Open element snapshots (sequence one snapshot) */
1432 ret
= mi_lttng_writer_open_element(writer
, mi_lttng_element_snapshots
);
1442 int mi_lttng_snapshot_list_output(struct mi_writer
*writer
,
1443 struct lttng_snapshot_output
*output
)
1447 /* Open element snapshot output */
1448 ret
= mi_lttng_writer_open_element(writer
,
1449 mi_lttng_element_command_snapshot
);
1454 /* ID of the snapshot output */
1455 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1456 mi_lttng_element_id
, output
->id
);
1461 /* Name of the output */
1462 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1468 /* Destination of the output (ctrl_url)*/
1469 ret
= mi_lttng_writer_write_element_string(writer
,
1470 mi_lttng_element_snapshot_ctrl_url
, output
->ctrl_url
);
1475 /* Destination of the output (data_url) */
1476 ret
= mi_lttng_writer_write_element_string(writer
,
1477 mi_lttng_element_snapshot_data_url
, output
->data_url
);
1482 /* total size of all stream combined */
1483 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1484 mi_lttng_element_snapshot_max_size
, output
->max_size
);
1489 /* Close snapshot output element */
1490 ret
= mi_lttng_writer_close_element(writer
);
1497 int mi_lttng_snapshot_del_output(struct mi_writer
*writer
, int id
,
1498 const char *name
, const char *current_session_name
)
1502 /* Open element del_snapshot */
1503 ret
= mi_lttng_writer_open_element(writer
,
1504 mi_lttng_element_command_snapshot
);
1510 if (id
!= UINT32_MAX
) {
1511 /* "Snapshot output "id" successfully deleted
1512 * for "current_session_name"
1513 * ID of the snapshot output
1515 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1516 mi_lttng_element_id
, id
);
1521 /* "Snapshot output "name" successfully deleted
1522 * for session "current_session_name"
1523 * Name of the output
1525 ret
= mi_lttng_writer_write_element_string(writer
, config_element_name
,
1532 /* Snapshot was deleted for session "current_session_name"*/
1533 ret
= mi_lttng_writer_write_element_string(writer
,
1534 mi_lttng_element_snapshot_session_name
,
1535 current_session_name
);
1540 /* Close snapshot element */
1541 ret
= mi_lttng_writer_close_element(writer
);
1548 int mi_lttng_snapshot_add_output(struct mi_writer
*writer
,
1549 const char *current_session_name
, const char *n_ptr
,
1550 struct lttng_snapshot_output
*output
)
1554 /* Open element snapshot */
1555 ret
= mi_lttng_writer_open_element(writer
,
1556 mi_lttng_element_command_snapshot
);
1561 /* Snapshot output id */
1562 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1563 mi_lttng_element_id
, output
->id
);
1568 /* Snapshot output names */
1569 ret
= mi_lttng_writer_write_element_string(writer
,
1570 config_element_name
, n_ptr
);
1575 /* Destination of the output (ctrl_url)*/
1576 ret
= mi_lttng_writer_write_element_string(writer
,
1577 mi_lttng_element_snapshot_ctrl_url
, output
->ctrl_url
);
1582 /* Snapshot added for session "current_session_name"*/
1583 ret
= mi_lttng_writer_write_element_string(writer
,
1584 mi_lttng_element_snapshot_session_name
, current_session_name
);
1589 /* total size of all stream combined */
1590 ret
= mi_lttng_writer_write_element_unsigned_int(writer
,
1591 mi_lttng_element_snapshot_max_size
, output
->max_size
);
1596 /* Close snapshot element */
1597 ret
= mi_lttng_writer_close_element(writer
);
1604 int mi_lttng_snapshot_record(struct mi_writer
*writer
,
1605 const char *current_session_name
, const char *url
,
1606 const char *cmdline_ctrl_url
, const char *cmdline_data_url
)
1610 /* Open element snapshot */
1611 ret
= mi_lttng_writer_open_element(writer
,
1612 mi_lttng_element_command_snapshot
);
1618 * If a valid an URL was given, serialize it,
1619 * else take the command line data and ctrl urls*/
1621 /* Destination of the output (ctrl_url)*/
1622 ret
= mi_lttng_writer_write_element_string(writer
,
1623 mi_lttng_element_snapshot_ctrl_url
, url
);
1627 } else if (cmdline_ctrl_url
) {
1628 /* Destination of the output (ctrl_url)*/
1629 ret
= mi_lttng_writer_write_element_string(writer
,
1630 mi_lttng_element_snapshot_ctrl_url
, cmdline_ctrl_url
);
1635 /* Destination of the output (data_url) */
1636 ret
= mi_lttng_writer_write_element_string(writer
,
1637 mi_lttng_element_snapshot_data_url
, cmdline_data_url
);
1643 /* Close record_snapshot element */
1644 ret
= mi_lttng_writer_close_element(writer
);