Commit | Line | Data |
---|---|---|
c7e35b03 JR |
1 | /* |
2 | * Copyright (C) 2014 - Jonathan Rajotte <jonathan.r.julien@gmail.com> | |
3 | * - Olivier Cotte <olivier.cotte@polymtl.ca> | |
4 | * | |
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. | |
8 | * | |
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 | |
12 | * more details. | |
13 | * | |
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. | |
17 | */ | |
18 | ||
5e18ec73 | 19 | |
c7e35b03 JR |
20 | #include <include/config.h> |
21 | #include <common/config/config.h> | |
50534d6f | 22 | #include <lttng/snapshot-internal.h> |
c7e35b03 JR |
23 | #include "mi-lttng.h" |
24 | ||
5e18ec73 JR |
25 | #include <assert.h> |
26 | ||
c7e35b03 JR |
27 | /* Strings related to command */ |
28 | const char * const mi_lttng_element_command = "command"; | |
f4a088f7 JRJ |
29 | const char * const mi_lttng_element_command_action = "snapshot_action"; |
30 | const char * const mi_lttng_element_command_add_context = "add-context"; | |
31 | const char * const mi_lttng_element_command_calibrate = "calibrate"; | |
32 | const char * const mi_lttng_element_command_create = "create"; | |
33 | const char * const mi_lttng_element_command_destroy = "destroy"; | |
34 | const char * const mi_lttng_element_command_disable_channel = "disable-channel"; | |
35 | const char * const mi_lttng_element_command_disable_event = "disable-event"; | |
36 | const char * const mi_lttng_element_command_enable_channels = "enable-channel"; | |
89476427 | 37 | const char * const mi_lttng_element_command_enable_event = "enable-event"; |
c7e35b03 | 38 | const char * const mi_lttng_element_command_list = "list"; |
1734c658 | 39 | const char * const mi_lttng_element_command_load = "load"; |
f4a088f7 JRJ |
40 | const char * const mi_lttng_element_command_name = "name"; |
41 | const char * const mi_lttng_element_command_output = "output"; | |
42 | const char * const mi_lttng_element_command_save = "save"; | |
43 | const char * const mi_lttng_element_command_set_session = "set-session"; | |
44 | const char * const mi_lttng_element_command_snapshot = "snapshot"; | |
45 | const char * const mi_lttng_element_command_snapshot_add = "add_snapshot"; | |
46 | const char * const mi_lttng_element_command_snapshot_del = "del_snapshot"; | |
47 | const char * const mi_lttng_element_command_snapshot_list = "list_snapshot"; | |
48 | const char * const mi_lttng_element_command_snapshot_record = "record_snapshot"; | |
1cfc0bc8 | 49 | const char * const mi_lttng_element_command_start = "start"; |
e5b83100 | 50 | const char * const mi_lttng_element_command_stop = "stop"; |
1734c658 | 51 | const char * const mi_lttng_element_command_success = "success"; |
f4a088f7 | 52 | const char * const mi_lttng_element_command_version = "version"; |
c7e35b03 | 53 | |
1734c658 | 54 | /* Strings related to version command */ |
c7e35b03 | 55 | const char * const mi_lttng_element_version = "version"; |
314d5222 | 56 | const char * const mi_lttng_element_version_commit = "commit"; |
f4a088f7 | 57 | const char * const mi_lttng_element_version_description = "description"; |
c7e35b03 | 58 | const char * const mi_lttng_element_version_license = "license"; |
f4a088f7 JRJ |
59 | const char * const mi_lttng_element_version_major = "major"; |
60 | const char * const mi_lttng_element_version_minor = "minor"; | |
c7e35b03 | 61 | const char * const mi_lttng_element_version_patch_level = "patchLevel"; |
f4a088f7 JRJ |
62 | const char * const mi_lttng_element_version_str = "string"; |
63 | const char * const mi_lttng_element_version_web = "url"; | |
1734c658 | 64 | |
5e18ec73 JR |
65 | /* String related to a lttng_event_field */ |
66 | const char * const mi_lttng_element_event_field = "event_field"; | |
67 | const char * const mi_lttng_element_event_fields = "event_fields"; | |
68 | ||
89b72577 JRJ |
69 | /* String related to lttng_event_context */ |
70 | const char * const mi_lttng_context_type_perf_counter = "PERF_COUNTER"; | |
71 | const char * const mi_lttng_context_type_perf_cpu_counter = "PERF_CPU_COUNTER"; | |
72 | const char * const mi_lttng_context_type_perf_thread_counter = "PERF_THREAD_COUNTER"; | |
73 | ||
74 | /* String related to lttng_event_perf_counter_ctx */ | |
75 | const char * const mi_lttng_element_perf_counter_context = "perf_counter_context"; | |
76 | ||
f4a088f7 JRJ |
77 | /* Strings related to pid */ |
78 | const char * const mi_lttng_element_pids = "pids"; | |
79 | const char * const mi_lttng_element_pid = "pid"; | |
80 | const char * const mi_lttng_element_pid_id = "id"; | |
81 | ||
82 | /* Strings related to save command */ | |
83 | const char * const mi_lttng_element_save = "save"; | |
84 | ||
85 | /* Strings related to load command */ | |
86 | const char * const mi_lttng_element_load = "load"; | |
87 | ||
5e18ec73 | 88 | /* General elements of mi_lttng */ |
f4a088f7 JRJ |
89 | const char * const mi_lttng_element_empty = ""; |
90 | const char * const mi_lttng_element_id = "id"; | |
91 | const char * const mi_lttng_element_nowrite = "nowrite"; | |
92 | const char * const mi_lttng_element_success = "success"; | |
5e18ec73 JR |
93 | const char * const mi_lttng_element_type_enum = "ENUM"; |
94 | const char * const mi_lttng_element_type_float = "FLOAT"; | |
f4a088f7 JRJ |
95 | const char * const mi_lttng_element_type_integer = "INTEGER"; |
96 | const char * const mi_lttng_element_type_other = "OTHER"; | |
5e18ec73 | 97 | const char * const mi_lttng_element_type_string = "STRING"; |
5e18ec73 JR |
98 | |
99 | /* String related to loglevel */ | |
100 | const char * const mi_lttng_loglevel_str_alert = "TRACE_ALERT"; | |
101 | const char * const mi_lttng_loglevel_str_crit = "TRACE_CRIT"; | |
102 | const char * const mi_lttng_loglevel_str_debug = "TRACE_DEBUG"; | |
103 | const char * const mi_lttng_loglevel_str_debug_function = "TRACE_DEBUG_FUNCTION"; | |
104 | const char * const mi_lttng_loglevel_str_debug_line = "TRACE_DEBUG_LINE"; | |
105 | const char * const mi_lttng_loglevel_str_debug_module = "TRACE_DEBUG_MODULE"; | |
106 | const char * const mi_lttng_loglevel_str_debug_process = "TRACE_DEBUG_PROCESS"; | |
107 | const char * const mi_lttng_loglevel_str_debug_program = "TRACE_DEBUG_PROGRAM"; | |
108 | const char * const mi_lttng_loglevel_str_debug_system = "TRACE_DEBUG_SYSTEM"; | |
109 | const char * const mi_lttng_loglevel_str_debug_unit = "TRACE_DEBUG_UNIT"; | |
110 | const char * const mi_lttng_loglevel_str_emerg = "TRACE_EMERG"; | |
111 | const char * const mi_lttng_loglevel_str_err = "TRACE_ERR"; | |
112 | const char * const mi_lttng_loglevel_str_info = "TRACE_INFO"; | |
113 | const char * const mi_lttng_loglevel_str_notice = "TRACE_NOTICE"; | |
114 | const char * const mi_lttng_loglevel_str_unknown = "UNKNOWN"; | |
115 | const char * const mi_lttng_loglevel_str_warning = "TRACE_WARNING"; | |
116 | ||
136f2f81 JRJ |
117 | /* String related to loglevel JUL */ |
118 | const char * const mi_lttng_loglevel_str_jul_all = "JUL_ALL"; | |
119 | const char * const mi_lttng_loglevel_str_jul_config = "JUL_CONFIG"; | |
120 | const char * const mi_lttng_loglevel_str_jul_fine = "JUL_FINE"; | |
121 | const char * const mi_lttng_loglevel_str_jul_finer = "JUL_FINER"; | |
122 | const char * const mi_lttng_loglevel_str_jul_finest = "JUL_FINEST"; | |
123 | const char * const mi_lttng_loglevel_str_jul_info = "JUL_INFO"; | |
124 | const char * const mi_lttng_loglevel_str_jul_off = "JUL_OFF"; | |
125 | const char * const mi_lttng_loglevel_str_jul_severe = "JUL_SEVERE"; | |
126 | const char * const mi_lttng_loglevel_str_jul_warning = "JUL_WARNING"; | |
127 | ||
970d848b DG |
128 | /* String related to loglevel LOG4J */ |
129 | const char * const mi_lttng_loglevel_str_log4j_off = "LOG4J_OFF"; | |
130 | const char * const mi_lttng_loglevel_str_log4j_fatal = "LOG4J_FATAL"; | |
131 | const char * const mi_lttng_loglevel_str_log4j_error = "LOG4J_ERROR"; | |
132 | const char * const mi_lttng_loglevel_str_log4j_warn = "LOG4J_WARN"; | |
133 | const char * const mi_lttng_loglevel_str_log4j_info = "LOG4J_INFO"; | |
134 | const char * const mi_lttng_loglevel_str_log4j_debug = "LOG4J_DEBUG"; | |
135 | const char * const mi_lttng_loglevel_str_log4j_trace = "LOG4J_TRACE"; | |
136 | const char * const mi_lttng_loglevel_str_log4j_all = "LOG4J_ALL"; | |
137 | ||
1734c658 | 138 | /* String related to loglevel type */ |
5e18ec73 JR |
139 | const char * const mi_lttng_loglevel_type_all = "ALL"; |
140 | const char * const mi_lttng_loglevel_type_range = "RANGE"; | |
141 | const char * const mi_lttng_loglevel_type_single = "SINGLE"; | |
142 | const char * const mi_lttng_loglevel_type_unknown = "UNKNOWN"; | |
143 | ||
7e66b1b0 JRJ |
144 | /* String related to lttng_calibrate */ |
145 | const char * const mi_lttng_element_calibrate = "calibrate"; | |
146 | const char * const mi_lttng_element_calibrate_function = "FUNCTION"; | |
147 | ||
50534d6f | 148 | /* String related to a lttng_snapshot_output */ |
50534d6f | 149 | const char * const mi_lttng_element_snapshot_ctrl_url = "ctrl_url"; |
f4a088f7 | 150 | const char * const mi_lttng_element_snapshot_data_url = "data_url"; |
50534d6f | 151 | const char * const mi_lttng_element_snapshot_max_size = "max_size"; |
f4a088f7 JRJ |
152 | const char * const mi_lttng_element_snapshot_n_ptr = "n_ptr"; |
153 | const char * const mi_lttng_element_snapshot_session_name = "session_name"; | |
154 | const char * const mi_lttng_element_snapshots = "snapshots"; | |
5e18ec73 | 155 | |
136f2f81 JRJ |
156 | /* This is a merge of jul loglevel and regular loglevel |
157 | * Those should never overlap by definition | |
158 | * (see struct lttng_event loglevel) | |
159 | */ | |
ea75976a | 160 | LTTNG_HIDDEN |
970d848b | 161 | const char *mi_lttng_loglevel_string(int value, enum lttng_domain_type domain) |
5e18ec73 | 162 | { |
970d848b DG |
163 | switch (domain) { |
164 | case LTTNG_DOMAIN_KERNEL: | |
165 | case LTTNG_DOMAIN_UST: | |
166 | switch (value) { | |
167 | case -1: | |
168 | return mi_lttng_element_empty; | |
169 | case LTTNG_LOGLEVEL_EMERG: | |
170 | return mi_lttng_loglevel_str_emerg; | |
171 | case LTTNG_LOGLEVEL_ALERT: | |
172 | return mi_lttng_loglevel_str_alert; | |
173 | case LTTNG_LOGLEVEL_CRIT: | |
174 | return mi_lttng_loglevel_str_crit; | |
175 | case LTTNG_LOGLEVEL_ERR: | |
176 | return mi_lttng_loglevel_str_err; | |
177 | case LTTNG_LOGLEVEL_WARNING: | |
178 | return mi_lttng_loglevel_str_warning; | |
179 | case LTTNG_LOGLEVEL_NOTICE: | |
180 | return mi_lttng_loglevel_str_notice; | |
181 | case LTTNG_LOGLEVEL_INFO: | |
182 | return mi_lttng_loglevel_str_info; | |
183 | case LTTNG_LOGLEVEL_DEBUG_SYSTEM: | |
184 | return mi_lttng_loglevel_str_debug_system; | |
185 | case LTTNG_LOGLEVEL_DEBUG_PROGRAM: | |
186 | return mi_lttng_loglevel_str_debug_program; | |
187 | case LTTNG_LOGLEVEL_DEBUG_PROCESS: | |
188 | return mi_lttng_loglevel_str_debug_process; | |
189 | case LTTNG_LOGLEVEL_DEBUG_MODULE: | |
190 | return mi_lttng_loglevel_str_debug_module; | |
191 | case LTTNG_LOGLEVEL_DEBUG_UNIT: | |
192 | return mi_lttng_loglevel_str_debug_unit; | |
193 | case LTTNG_LOGLEVEL_DEBUG_FUNCTION: | |
194 | return mi_lttng_loglevel_str_debug_function; | |
195 | case LTTNG_LOGLEVEL_DEBUG_LINE: | |
196 | return mi_lttng_loglevel_str_debug_line; | |
197 | case LTTNG_LOGLEVEL_DEBUG: | |
198 | return mi_lttng_loglevel_str_debug; | |
199 | default: | |
200 | return mi_lttng_loglevel_str_unknown; | |
201 | } | |
202 | break; | |
203 | case LTTNG_DOMAIN_LOG4J: | |
204 | switch (value) { | |
205 | case -1: | |
206 | return mi_lttng_element_empty; | |
207 | case LTTNG_LOGLEVEL_LOG4J_OFF: | |
208 | return mi_lttng_loglevel_str_log4j_off; | |
209 | case LTTNG_LOGLEVEL_LOG4J_FATAL: | |
210 | return mi_lttng_loglevel_str_log4j_fatal; | |
211 | case LTTNG_LOGLEVEL_LOG4J_ERROR: | |
212 | return mi_lttng_loglevel_str_log4j_error; | |
213 | case LTTNG_LOGLEVEL_LOG4J_WARN: | |
214 | return mi_lttng_loglevel_str_log4j_warn; | |
215 | case LTTNG_LOGLEVEL_LOG4J_INFO: | |
216 | return mi_lttng_loglevel_str_log4j_info; | |
217 | case LTTNG_LOGLEVEL_LOG4J_DEBUG: | |
218 | return mi_lttng_loglevel_str_log4j_debug; | |
219 | case LTTNG_LOGLEVEL_LOG4J_TRACE: | |
220 | return mi_lttng_loglevel_str_log4j_trace; | |
221 | case LTTNG_LOGLEVEL_LOG4J_ALL: | |
222 | return mi_lttng_loglevel_str_log4j_all; | |
223 | default: | |
224 | return mi_lttng_loglevel_str_unknown; | |
225 | } | |
226 | break; | |
227 | case LTTNG_DOMAIN_JUL: | |
228 | switch (value) { | |
229 | case -1: | |
230 | return mi_lttng_element_empty; | |
231 | case LTTNG_LOGLEVEL_JUL_OFF: | |
232 | return mi_lttng_loglevel_str_jul_off; | |
233 | case LTTNG_LOGLEVEL_JUL_SEVERE: | |
234 | return mi_lttng_loglevel_str_jul_severe; | |
235 | case LTTNG_LOGLEVEL_JUL_WARNING: | |
236 | return mi_lttng_loglevel_str_jul_warning; | |
237 | case LTTNG_LOGLEVEL_JUL_INFO: | |
238 | return mi_lttng_loglevel_str_jul_info; | |
239 | case LTTNG_LOGLEVEL_JUL_CONFIG: | |
240 | return mi_lttng_loglevel_str_jul_config; | |
241 | case LTTNG_LOGLEVEL_JUL_FINE: | |
242 | return mi_lttng_loglevel_str_jul_fine; | |
243 | case LTTNG_LOGLEVEL_JUL_FINER: | |
244 | return mi_lttng_loglevel_str_jul_finer; | |
245 | case LTTNG_LOGLEVEL_JUL_FINEST: | |
246 | return mi_lttng_loglevel_str_jul_finest; | |
247 | case LTTNG_LOGLEVEL_JUL_ALL: | |
248 | return mi_lttng_loglevel_str_jul_all; | |
249 | default: | |
250 | return mi_lttng_loglevel_str_unknown; | |
251 | } | |
252 | break; | |
5e18ec73 | 253 | } |
970d848b DG |
254 | |
255 | /* Reaching this means the domain is unknown. */ | |
256 | return mi_lttng_loglevel_str_unknown; | |
5e18ec73 JR |
257 | } |
258 | ||
ea75976a | 259 | LTTNG_HIDDEN |
5e18ec73 JR |
260 | const char *mi_lttng_logleveltype_string(enum lttng_loglevel_type value) |
261 | { | |
262 | switch (value) { | |
263 | case LTTNG_EVENT_LOGLEVEL_ALL: | |
264 | return mi_lttng_loglevel_type_all; | |
265 | case LTTNG_EVENT_LOGLEVEL_RANGE: | |
266 | return mi_lttng_loglevel_type_range; | |
267 | case LTTNG_EVENT_LOGLEVEL_SINGLE: | |
268 | return mi_lttng_loglevel_type_single; | |
269 | default: | |
270 | return mi_lttng_loglevel_type_unknown; | |
271 | } | |
272 | } | |
273 | ||
ea75976a | 274 | LTTNG_HIDDEN |
5e18ec73 JR |
275 | const char *mi_lttng_eventtype_string(enum lttng_event_type value) |
276 | { | |
277 | switch (value) { | |
278 | case LTTNG_EVENT_ALL: | |
279 | return config_event_type_all; | |
280 | case LTTNG_EVENT_TRACEPOINT: | |
281 | return config_event_type_tracepoint; | |
282 | case LTTNG_EVENT_PROBE: | |
283 | return config_event_type_probe; | |
284 | case LTTNG_EVENT_FUNCTION: | |
285 | return config_event_type_function; | |
286 | case LTTNG_EVENT_FUNCTION_ENTRY: | |
287 | return config_event_type_function_entry; | |
288 | case LTTNG_EVENT_SYSCALL: | |
289 | return config_event_type_syscall; | |
290 | case LTTNG_EVENT_NOOP: | |
291 | return config_event_type_noop; | |
292 | default: | |
293 | return mi_lttng_element_empty; | |
294 | } | |
295 | } | |
296 | ||
ea75976a | 297 | LTTNG_HIDDEN |
89b72577 JRJ |
298 | const char *mi_lttng_event_contexttype_string(enum lttng_event_context_type val) |
299 | { | |
300 | switch (val) { | |
301 | case LTTNG_EVENT_CONTEXT_PID: | |
302 | return config_event_context_pid; | |
303 | case LTTNG_EVENT_CONTEXT_PERF_COUNTER: | |
304 | return mi_lttng_context_type_perf_counter; | |
305 | case LTTNG_EVENT_CONTEXT_PERF_THREAD_COUNTER: | |
306 | return mi_lttng_context_type_perf_thread_counter; | |
307 | case LTTNG_EVENT_CONTEXT_PERF_CPU_COUNTER: | |
308 | return mi_lttng_context_type_perf_cpu_counter; | |
309 | case LTTNG_EVENT_CONTEXT_PROCNAME: | |
310 | return config_event_context_procname; | |
311 | case LTTNG_EVENT_CONTEXT_PRIO: | |
312 | return config_event_context_prio; | |
313 | case LTTNG_EVENT_CONTEXT_NICE: | |
314 | return config_event_context_nice; | |
315 | case LTTNG_EVENT_CONTEXT_VPID: | |
316 | return config_event_context_vpid; | |
317 | case LTTNG_EVENT_CONTEXT_TID: | |
318 | return config_event_context_tid; | |
319 | case LTTNG_EVENT_CONTEXT_VTID: | |
320 | return config_event_context_vtid; | |
321 | case LTTNG_EVENT_CONTEXT_PPID: | |
322 | return config_event_context_ppid; | |
323 | case LTTNG_EVENT_CONTEXT_VPPID: | |
324 | return config_event_context_vppid; | |
325 | case LTTNG_EVENT_CONTEXT_PTHREAD_ID: | |
326 | return config_event_context_pthread_id; | |
327 | case LTTNG_EVENT_CONTEXT_HOSTNAME: | |
328 | return config_event_context_hostname; | |
329 | case LTTNG_EVENT_CONTEXT_IP: | |
330 | return config_event_context_ip; | |
331 | default: | |
332 | return NULL; | |
333 | } | |
334 | } | |
335 | ||
ea75976a | 336 | LTTNG_HIDDEN |
5e18ec73 JR |
337 | const char *mi_lttng_eventfieldtype_string(enum lttng_event_field_type val) |
338 | { | |
339 | switch (val) { | |
340 | case(LTTNG_EVENT_FIELD_INTEGER): | |
341 | return mi_lttng_element_type_integer; | |
342 | case(LTTNG_EVENT_FIELD_ENUM): | |
343 | return mi_lttng_element_type_enum; | |
344 | case(LTTNG_EVENT_FIELD_FLOAT): | |
345 | return mi_lttng_element_type_float; | |
346 | case(LTTNG_EVENT_FIELD_STRING): | |
347 | return mi_lttng_element_type_string; | |
348 | default: | |
349 | return mi_lttng_element_type_other; | |
350 | } | |
351 | } | |
352 | ||
ea75976a | 353 | LTTNG_HIDDEN |
5e18ec73 JR |
354 | const char *mi_lttng_domaintype_string(enum lttng_domain_type value) |
355 | { | |
356 | /* Note: This is a *duplicate* of get_domain_str from bin/lttng/utils.c */ | |
357 | switch (value) { | |
358 | case LTTNG_DOMAIN_KERNEL: | |
359 | return config_domain_type_kernel; | |
360 | case LTTNG_DOMAIN_UST: | |
361 | return config_domain_type_ust; | |
362 | case LTTNG_DOMAIN_JUL: | |
363 | return config_domain_type_jul; | |
5cdb6027 DG |
364 | case LTTNG_DOMAIN_LOG4J: |
365 | return config_domain_type_log4j; | |
5e18ec73 JR |
366 | default: |
367 | /* Should not have an unknown domain */ | |
368 | assert(0); | |
369 | } | |
370 | } | |
371 | ||
ea75976a | 372 | LTTNG_HIDDEN |
5e18ec73 JR |
373 | const char *mi_lttng_buffertype_string(enum lttng_buffer_type value) |
374 | { | |
375 | switch (value) { | |
376 | case LTTNG_BUFFER_PER_PID: | |
377 | return config_buffer_type_per_pid; | |
378 | case LTTNG_BUFFER_PER_UID: | |
379 | return config_buffer_type_per_uid; | |
380 | case LTTNG_BUFFER_GLOBAL: | |
381 | return config_buffer_type_global; | |
382 | default: | |
383 | /* Should not have an unknow buffer type */ | |
384 | assert(0); | |
385 | } | |
386 | } | |
387 | ||
ea75976a | 388 | LTTNG_HIDDEN |
7e66b1b0 JRJ |
389 | const char *mi_lttng_calibratetype_string(enum lttng_calibrate_type val) |
390 | { | |
391 | const char *ret; | |
392 | ||
393 | switch (val) { | |
394 | case LTTNG_CALIBRATE_FUNCTION: | |
395 | ret = mi_lttng_element_calibrate_function; | |
396 | break; | |
397 | default: | |
398 | ret = mi_lttng_element_empty; | |
399 | break; | |
400 | } | |
401 | return ret; | |
402 | } | |
403 | ||
c7e35b03 JR |
404 | LTTNG_HIDDEN |
405 | struct mi_writer *mi_lttng_writer_create(int fd_output, int mi_output_type) | |
406 | { | |
407 | struct mi_writer *mi_writer; | |
408 | ||
409 | mi_writer = zmalloc(sizeof(struct mi_writer)); | |
410 | if (!mi_writer) { | |
411 | PERROR("zmalloc mi_writer_create"); | |
412 | goto end; | |
413 | } | |
414 | if (mi_output_type == LTTNG_MI_XML) { | |
705bb62f | 415 | mi_writer->writer = config_writer_create(fd_output, 0); |
c7e35b03 JR |
416 | if (!mi_writer->writer) { |
417 | goto err_destroy; | |
418 | } | |
419 | mi_writer->type = LTTNG_MI_XML; | |
420 | } else { | |
421 | goto err_destroy; | |
422 | } | |
423 | ||
424 | end: | |
425 | return mi_writer; | |
426 | ||
427 | err_destroy: | |
428 | free(mi_writer); | |
429 | return NULL; | |
430 | } | |
431 | ||
432 | LTTNG_HIDDEN | |
433 | int mi_lttng_writer_destroy(struct mi_writer *writer) | |
434 | { | |
435 | int ret; | |
436 | ||
437 | if (!writer) { | |
438 | ret = -EINVAL; | |
439 | goto end; | |
440 | } | |
441 | ||
442 | ret = config_writer_destroy(writer->writer); | |
443 | if (ret < 0) { | |
444 | goto end; | |
445 | } | |
446 | ||
447 | free(writer); | |
448 | end: | |
449 | return ret; | |
450 | } | |
451 | ||
452 | LTTNG_HIDDEN | |
453 | int mi_lttng_writer_command_open(struct mi_writer *writer, const char *command) | |
454 | { | |
455 | int ret; | |
456 | ||
457 | ret = mi_lttng_writer_open_element(writer, mi_lttng_element_command); | |
458 | if (ret) { | |
459 | goto end; | |
460 | } | |
461 | ret = mi_lttng_writer_write_element_string(writer, | |
462 | mi_lttng_element_command_name, command); | |
463 | end: | |
464 | return ret; | |
465 | } | |
466 | ||
467 | LTTNG_HIDDEN | |
468 | int mi_lttng_writer_command_close(struct mi_writer *writer) | |
469 | { | |
470 | return mi_lttng_writer_close_element(writer); | |
471 | } | |
472 | ||
473 | LTTNG_HIDDEN | |
474 | int mi_lttng_writer_open_element(struct mi_writer *writer, | |
475 | const char *element_name) | |
476 | { | |
477 | return config_writer_open_element(writer->writer, element_name); | |
478 | } | |
479 | ||
480 | LTTNG_HIDDEN | |
481 | int mi_lttng_writer_close_element(struct mi_writer *writer) | |
482 | { | |
483 | return config_writer_close_element(writer->writer); | |
484 | } | |
485 | ||
5e18ec73 JR |
486 | LTTNG_HIDDEN |
487 | int mi_lttng_close_multi_element(struct mi_writer *writer, | |
488 | unsigned int nb_element) | |
489 | { | |
490 | int ret, i; | |
491 | ||
492 | if (nb_element < 1) { | |
493 | ret = 0; | |
494 | goto end; | |
495 | } | |
496 | for (i = 0; i < nb_element; i++) { | |
497 | ret = mi_lttng_writer_close_element(writer); | |
498 | if (ret) { | |
499 | goto end; | |
500 | } | |
501 | } | |
502 | end: | |
503 | return ret; | |
504 | } | |
505 | ||
c7e35b03 JR |
506 | LTTNG_HIDDEN |
507 | int mi_lttng_writer_write_element_unsigned_int(struct mi_writer *writer, | |
508 | const char *element_name, uint64_t value) | |
509 | { | |
510 | return config_writer_write_element_unsigned_int(writer->writer, | |
511 | element_name, value); | |
512 | } | |
513 | ||
514 | LTTNG_HIDDEN | |
515 | int mi_lttng_writer_write_element_signed_int(struct mi_writer *writer, | |
516 | const char *element_name, int64_t value) | |
517 | { | |
518 | return config_writer_write_element_signed_int(writer->writer, | |
519 | element_name, value); | |
520 | } | |
521 | ||
522 | LTTNG_HIDDEN | |
523 | int mi_lttng_writer_write_element_bool(struct mi_writer *writer, | |
524 | const char *element_name, int value) | |
525 | { | |
526 | return config_writer_write_element_bool(writer->writer, | |
527 | element_name, value); | |
528 | } | |
529 | ||
530 | LTTNG_HIDDEN | |
531 | int mi_lttng_writer_write_element_string(struct mi_writer *writer, | |
532 | const char *element_name, const char *value) | |
533 | { | |
534 | return config_writer_write_element_string(writer->writer, | |
535 | element_name, value); | |
536 | } | |
537 | ||
538 | LTTNG_HIDDEN | |
539 | int mi_lttng_version(struct mi_writer *writer, struct mi_lttng_version *version, | |
540 | const char *lttng_description, const char *lttng_license) | |
541 | { | |
542 | int ret; | |
543 | ||
544 | /* Open version */ | |
545 | ret = mi_lttng_writer_open_element(writer, mi_lttng_element_version); | |
546 | if (ret) { | |
547 | goto end; | |
548 | } | |
549 | ||
550 | /* Version string (contain info like rc etc.) */ | |
551 | ret = mi_lttng_writer_write_element_string(writer, | |
782f3c61 | 552 | mi_lttng_element_version_str, version->version); |
c7e35b03 JR |
553 | if (ret) { |
554 | goto end; | |
555 | } | |
556 | ||
557 | /* Major version number */ | |
558 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
559 | mi_lttng_element_version_major, version->version_major); | |
560 | if (ret) { | |
561 | goto end; | |
562 | } | |
563 | ||
564 | /* Minor version number */ | |
565 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
566 | mi_lttng_element_version_minor, version->version_minor); | |
567 | if (ret) { | |
568 | goto end; | |
569 | } | |
570 | ||
314d5222 JRJ |
571 | /* Commit version number */ |
572 | ret = mi_lttng_writer_write_element_string(writer, | |
573 | mi_lttng_element_version_commit, version->version_commit); | |
574 | if (ret) { | |
575 | goto end; | |
576 | } | |
577 | ||
c7e35b03 JR |
578 | /* Patch number */ |
579 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
580 | mi_lttng_element_version_patch_level, version->version_patchlevel); | |
581 | if (ret) { | |
582 | goto end; | |
583 | } | |
584 | ||
585 | /* Name of the version */ | |
586 | ret = mi_lttng_writer_write_element_string(writer, | |
587 | config_element_name, version->version_name); | |
588 | if (ret) { | |
589 | goto end; | |
590 | } | |
591 | ||
592 | /* Description mostly related to beer... */ | |
593 | ret = mi_lttng_writer_write_element_string(writer, | |
594 | mi_lttng_element_version_description, lttng_description); | |
595 | if (ret) { | |
596 | goto end; | |
597 | } | |
598 | ||
599 | /* url */ | |
600 | ret = mi_lttng_writer_write_element_string(writer, | |
601 | mi_lttng_element_version_web, version->package_url); | |
602 | if (ret) { | |
603 | goto end; | |
604 | } | |
605 | ||
606 | /* License: free as in free beer...no...*speech* */ | |
607 | ret = mi_lttng_writer_write_element_string(writer, | |
608 | mi_lttng_element_version_license, lttng_license); | |
609 | if (ret) { | |
610 | goto end; | |
611 | } | |
612 | ||
613 | /* Close version element */ | |
614 | ret = mi_lttng_writer_close_element(writer); | |
615 | ||
616 | end: | |
617 | return ret; | |
618 | } | |
619 | ||
5e18ec73 JR |
620 | LTTNG_HIDDEN |
621 | int mi_lttng_sessions_open(struct mi_writer *writer) | |
622 | { | |
623 | return mi_lttng_writer_open_element(writer, config_element_sessions); | |
624 | } | |
625 | ||
c7e35b03 JR |
626 | LTTNG_HIDDEN |
627 | int mi_lttng_session(struct mi_writer *writer, | |
628 | struct lttng_session *session, int is_open) | |
629 | { | |
630 | int ret; | |
631 | ||
5e18ec73 JR |
632 | assert(session); |
633 | ||
634 | /* Open sessions element */ | |
c7e35b03 JR |
635 | ret = mi_lttng_writer_open_element(writer, |
636 | config_element_session); | |
637 | if (ret) { | |
638 | goto end; | |
639 | } | |
640 | ||
641 | /* Name of the session */ | |
642 | ret = mi_lttng_writer_write_element_string(writer, | |
643 | config_element_name, session->name); | |
644 | if (ret) { | |
645 | goto end; | |
646 | } | |
647 | ||
5e18ec73 | 648 | /* Path */ |
c7e35b03 JR |
649 | ret = mi_lttng_writer_write_element_string(writer, |
650 | config_element_path, session->path); | |
651 | if (ret) { | |
652 | goto end; | |
653 | } | |
654 | ||
5e18ec73 JR |
655 | /* Enabled ? */ |
656 | ret = mi_lttng_writer_write_element_bool(writer, | |
c7e35b03 JR |
657 | config_element_enabled, session->enabled); |
658 | if (ret) { | |
659 | goto end; | |
660 | } | |
661 | ||
5e18ec73 | 662 | /* Snapshot mode */ |
c7e35b03 JR |
663 | ret = mi_lttng_writer_write_element_unsigned_int(writer, |
664 | config_element_snapshot_mode, session->snapshot_mode); | |
665 | if (ret) { | |
666 | goto end; | |
667 | } | |
668 | ||
5e18ec73 | 669 | /* Live timer interval in usec */ |
c7e35b03 JR |
670 | ret = mi_lttng_writer_write_element_unsigned_int(writer, |
671 | config_element_live_timer_interval, | |
672 | session->live_timer_interval); | |
673 | if (ret) { | |
674 | goto end; | |
675 | } | |
676 | ||
677 | if (!is_open) { | |
678 | /* Closing session element */ | |
679 | ret = mi_lttng_writer_close_element(writer); | |
680 | } | |
681 | end: | |
682 | return ret; | |
683 | ||
684 | } | |
5e18ec73 JR |
685 | |
686 | LTTNG_HIDDEN | |
687 | int mi_lttng_domains_open(struct mi_writer *writer) | |
688 | { | |
689 | return mi_lttng_writer_open_element(writer, config_element_domains); | |
690 | } | |
691 | ||
692 | LTTNG_HIDDEN | |
693 | int mi_lttng_domain(struct mi_writer *writer, | |
694 | struct lttng_domain *domain, int is_open) | |
695 | { | |
696 | int ret = 0; | |
697 | const char *str_domain; | |
698 | const char *str_buffer; | |
699 | ||
700 | assert(domain); | |
701 | ||
702 | /* Open domain element */ | |
703 | ret = mi_lttng_writer_open_element(writer, config_element_domain); | |
704 | if (ret) { | |
705 | goto end; | |
706 | } | |
707 | ||
708 | /* Domain Type */ | |
709 | str_domain = mi_lttng_domaintype_string(domain->type); | |
710 | ret = mi_lttng_writer_write_element_string(writer, config_element_type, | |
711 | str_domain); | |
712 | if (ret) { | |
713 | goto end; | |
714 | } | |
715 | ||
716 | /* Buffer Type */ | |
717 | str_buffer= mi_lttng_buffertype_string(domain->buf_type); | |
718 | ret = mi_lttng_writer_write_element_string(writer, | |
719 | config_element_buffer_type, str_buffer); | |
720 | if (ret) { | |
721 | goto end; | |
722 | } | |
723 | ||
d813f89b JRJ |
724 | /* TODO: union attr |
725 | * This union is not currently used and was added for | |
726 | * future ust domain support. | |
727 | * Date: 25-06-2014 | |
728 | * */ | |
5e18ec73 JR |
729 | |
730 | if (!is_open) { | |
731 | /* Closing domain element */ | |
732 | ret = mi_lttng_writer_close_element(writer); | |
733 | } | |
734 | ||
735 | end: | |
736 | return ret; | |
737 | ||
738 | } | |
739 | ||
740 | LTTNG_HIDDEN | |
741 | int mi_lttng_channels_open(struct mi_writer *writer) | |
742 | { | |
743 | return mi_lttng_writer_open_element(writer, config_element_channels); | |
744 | } | |
745 | ||
746 | LTTNG_HIDDEN | |
747 | int mi_lttng_channel(struct mi_writer *writer, | |
748 | struct lttng_channel *channel, int is_open) | |
749 | { | |
750 | int ret = 0; | |
751 | ||
752 | assert(channel); | |
753 | ||
754 | /* Opening channel element */ | |
755 | ret = mi_lttng_writer_open_element(writer, config_element_channel); | |
756 | if (ret) { | |
757 | goto end; | |
758 | } | |
759 | ||
760 | /* Name */ | |
761 | ret = mi_lttng_writer_write_element_string(writer, config_element_name, | |
762 | channel->name); | |
763 | if (ret) { | |
764 | goto end; | |
765 | } | |
766 | ||
767 | /* Enabled ? */ | |
768 | ret = mi_lttng_writer_write_element_bool(writer, | |
769 | config_element_enabled, channel->enabled); | |
770 | if (ret) { | |
771 | goto end; | |
772 | } | |
773 | ||
774 | /* Attribute */ | |
775 | ret = mi_lttng_channel_attr(writer, &channel->attr); | |
776 | if (ret) { | |
777 | goto end; | |
778 | } | |
779 | ||
780 | if (!is_open) { | |
781 | /* Closing channel element */ | |
782 | ret = mi_lttng_writer_close_element(writer); | |
783 | if (ret) { | |
784 | goto end; | |
785 | } | |
786 | } | |
787 | end: | |
788 | return ret; | |
789 | } | |
790 | ||
791 | LTTNG_HIDDEN | |
792 | int mi_lttng_channel_attr(struct mi_writer *writer, | |
793 | struct lttng_channel_attr *attr) | |
794 | { | |
795 | int ret = 0; | |
796 | ||
797 | assert(attr); | |
798 | ||
799 | /* Opening Attributes */ | |
800 | ret = mi_lttng_writer_open_element(writer, config_element_attributes); | |
801 | if (ret) { | |
802 | goto end; | |
803 | } | |
804 | ||
805 | /* Overwrite */ | |
806 | ret = mi_lttng_writer_write_element_string(writer, | |
807 | config_element_overwrite_mode, | |
808 | attr->overwrite ? config_overwrite_mode_overwrite : | |
809 | config_overwrite_mode_discard); | |
810 | if (ret) { | |
811 | goto end; | |
812 | } | |
813 | ||
814 | /* Sub buffer size in byte */ | |
815 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
816 | config_element_subbuf_size, attr->subbuf_size); | |
817 | if (ret) { | |
818 | goto end; | |
819 | } | |
820 | ||
821 | /* Number of subbuffer (power of two) */ | |
822 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
823 | config_element_num_subbuf, | |
824 | attr->num_subbuf); | |
825 | if (ret) { | |
826 | goto end; | |
827 | } | |
828 | ||
829 | /* Switch timer interval in usec */ | |
830 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
831 | config_element_switch_timer_interval, | |
832 | attr->switch_timer_interval); | |
833 | if (ret) { | |
834 | goto end; | |
835 | } | |
836 | ||
837 | /* Read timer interval in usec */ | |
838 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
839 | config_element_read_timer_interval, | |
840 | attr->read_timer_interval); | |
841 | if (ret) { | |
842 | goto end; | |
843 | } | |
844 | ||
845 | /* Event output */ | |
846 | ret = mi_lttng_writer_write_element_string(writer, | |
847 | config_element_output_type, | |
848 | attr->output == LTTNG_EVENT_SPLICE ? | |
849 | config_output_type_splice : config_output_type_mmap); | |
850 | if (ret) { | |
851 | goto end; | |
852 | } | |
853 | ||
854 | /* Tracefile size in bytes */ | |
855 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
856 | config_element_tracefile_size, attr->tracefile_size); | |
857 | if (ret) { | |
858 | goto end; | |
859 | } | |
860 | ||
861 | /* Count of tracefiles */ | |
862 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
863 | config_element_tracefile_count, | |
864 | attr->tracefile_count); | |
865 | if (ret) { | |
866 | goto end; | |
867 | } | |
868 | ||
869 | /* Live timer interval in usec*/ | |
870 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
871 | config_element_live_timer_interval, | |
872 | attr->live_timer_interval); | |
873 | if (ret) { | |
874 | goto end; | |
875 | } | |
876 | ||
877 | /* Closing attributes */ | |
878 | ret = mi_lttng_writer_close_element(writer); | |
879 | if (ret) { | |
880 | goto end; | |
881 | } | |
882 | end: | |
883 | return ret; | |
884 | ||
885 | } | |
886 | ||
887 | LTTNG_HIDDEN | |
888 | int mi_lttng_event_common_attributes(struct mi_writer *writer, | |
889 | struct lttng_event *event) | |
890 | { | |
891 | int ret; | |
892 | ||
893 | /* Open event element */ | |
894 | ret = mi_lttng_writer_open_element(writer, config_element_event); | |
895 | if (ret) { | |
896 | goto end; | |
897 | } | |
898 | ||
f4a088f7 | 899 | /* Event name */ |
5e18ec73 JR |
900 | ret = mi_lttng_writer_write_element_string(writer, |
901 | config_element_name, event->name); | |
902 | if (ret) { | |
903 | goto end; | |
904 | } | |
905 | ||
f4a088f7 | 906 | /* Event type */ |
5e18ec73 JR |
907 | ret = mi_lttng_writer_write_element_string(writer, |
908 | config_element_type, mi_lttng_eventtype_string(event->type)); | |
909 | if (ret) { | |
910 | goto end; | |
911 | } | |
912 | ||
f4a088f7 | 913 | /* Is event enabled */ |
5e18ec73 JR |
914 | ret = mi_lttng_writer_write_element_bool(writer, |
915 | config_element_enabled, event->enabled); | |
916 | if (ret) { | |
917 | goto end; | |
918 | } | |
919 | ||
f4a088f7 | 920 | /* Event filter enabled? */ |
5e18ec73 JR |
921 | ret = mi_lttng_writer_write_element_bool(writer, |
922 | config_element_filter, event->filter); | |
923 | ||
924 | end: | |
925 | return ret; | |
926 | } | |
927 | ||
928 | LTTNG_HIDDEN | |
929 | int mi_lttng_event_tracepoint_loglevel(struct mi_writer *writer, | |
970d848b | 930 | struct lttng_event *event, enum lttng_domain_type domain) |
5e18ec73 JR |
931 | { |
932 | int ret; | |
933 | ||
f4a088f7 | 934 | /* Event loglevel */ |
5e18ec73 | 935 | ret = mi_lttng_writer_write_element_string(writer, |
970d848b DG |
936 | config_element_loglevel, |
937 | mi_lttng_loglevel_string(event->loglevel, domain)); | |
5e18ec73 JR |
938 | if (ret) { |
939 | goto end; | |
940 | } | |
941 | ||
f4a088f7 | 942 | /* Log level type */ |
5e18ec73 JR |
943 | ret = mi_lttng_writer_write_element_string(writer, |
944 | config_element_loglevel_type, | |
945 | mi_lttng_logleveltype_string(event->loglevel_type)); | |
946 | if (ret) { | |
947 | goto end; | |
948 | } | |
949 | ||
950 | /* event exclusion filter */ | |
951 | ret = mi_lttng_writer_write_element_bool(writer, | |
952 | config_element_exclusion, event->exclusion); | |
953 | if (ret) { | |
954 | goto end; | |
955 | } | |
956 | ||
957 | end: | |
958 | return ret; | |
959 | } | |
960 | ||
961 | LTTNG_HIDDEN | |
962 | int mi_lttng_event_tracepoint_no_loglevel(struct mi_writer *writer, | |
963 | struct lttng_event *event) | |
964 | { | |
965 | /* event exclusion filter */ | |
966 | return mi_lttng_writer_write_element_bool(writer, | |
967 | config_element_exclusion, event->exclusion); | |
968 | } | |
969 | ||
970 | LTTNG_HIDDEN | |
971 | int mi_lttng_event_function_probe(struct mi_writer *writer, | |
972 | struct lttng_event *event) | |
973 | { | |
974 | int ret; | |
975 | ||
3b4a6e40 JRJ |
976 | ret = mi_lttng_writer_open_element(writer, config_element_attributes); |
977 | if (ret) { | |
978 | goto end; | |
979 | } | |
980 | ||
981 | ret = mi_lttng_writer_open_element(writer, config_element_probe_attributes); | |
982 | if (ret) { | |
983 | goto end; | |
984 | } | |
985 | ||
5e18ec73 JR |
986 | if (event->attr.probe.addr != 0) { |
987 | /* event probe address */ | |
988 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
989 | config_element_address, event->attr.probe.addr); | |
990 | if (ret) { | |
991 | goto end; | |
992 | } | |
993 | } else { | |
994 | /* event probe offset */ | |
995 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
996 | config_element_offset, event->attr.probe.offset); | |
997 | if (ret) { | |
998 | goto end; | |
999 | } | |
1000 | ||
1001 | /* event probe symbol_name */ | |
1002 | ret = mi_lttng_writer_write_element_string(writer, | |
1003 | config_element_symbol_name, event->attr.probe.symbol_name); | |
1004 | if (ret) { | |
1005 | goto end; | |
1006 | } | |
1007 | } | |
3b4a6e40 JRJ |
1008 | |
1009 | /* Close probe_attributes and attributes */ | |
1010 | ret = mi_lttng_close_multi_element(writer, 2); | |
5e18ec73 JR |
1011 | end: |
1012 | return ret; | |
1013 | } | |
1014 | ||
1015 | LTTNG_HIDDEN | |
1016 | int mi_lttng_event_function_entry(struct mi_writer *writer, | |
1017 | struct lttng_event *event) | |
1018 | { | |
3b4a6e40 JRJ |
1019 | int ret; |
1020 | ||
1021 | ret = mi_lttng_writer_open_element(writer, config_element_attributes); | |
1022 | if (ret) { | |
1023 | goto end; | |
1024 | } | |
1025 | ||
1026 | ret = mi_lttng_writer_open_element(writer, config_element_probe_attributes); | |
1027 | if (ret) { | |
1028 | goto end; | |
1029 | } | |
1030 | ||
5e18ec73 | 1031 | /* event probe symbol_name */ |
3b4a6e40 | 1032 | ret = mi_lttng_writer_write_element_string(writer, |
5e18ec73 | 1033 | config_element_symbol_name, event->attr.ftrace.symbol_name); |
3b4a6e40 JRJ |
1034 | if (ret) { |
1035 | goto end; | |
1036 | } | |
1037 | ||
1038 | /* Close function_attributes and attributes */ | |
1039 | ret = mi_lttng_close_multi_element(writer, 2); | |
1040 | end: | |
1041 | return ret; | |
5e18ec73 JR |
1042 | } |
1043 | ||
1044 | LTTNG_HIDDEN | |
1045 | int mi_lttng_events_open(struct mi_writer *writer) | |
1046 | { | |
1047 | return mi_lttng_writer_open_element(writer, config_element_events); | |
1048 | } | |
1049 | ||
1050 | LTTNG_HIDDEN | |
1051 | int mi_lttng_event(struct mi_writer *writer, | |
970d848b | 1052 | struct lttng_event *event, int is_open, enum lttng_domain_type domain) |
5e18ec73 JR |
1053 | { |
1054 | int ret; | |
1055 | ||
1056 | ret = mi_lttng_event_common_attributes(writer, event); | |
1057 | if (ret) { | |
1058 | goto end; | |
1059 | } | |
1060 | ||
1061 | switch (event->type) { | |
5e18ec73 JR |
1062 | case LTTNG_EVENT_TRACEPOINT: |
1063 | { | |
1064 | if (event->loglevel != -1) { | |
970d848b | 1065 | ret = mi_lttng_event_tracepoint_loglevel(writer, event, domain); |
5e18ec73 JR |
1066 | } else { |
1067 | ret = mi_lttng_event_tracepoint_no_loglevel(writer, event); | |
1068 | } | |
1069 | break; | |
1070 | } | |
3b4a6e40 JRJ |
1071 | case LTTNG_EVENT_FUNCTION: |
1072 | /* Fallthrough */ | |
5e18ec73 JR |
1073 | case LTTNG_EVENT_PROBE: |
1074 | ret = mi_lttng_event_function_probe(writer, event); | |
1075 | break; | |
1076 | case LTTNG_EVENT_FUNCTION_ENTRY: | |
1077 | ret = mi_lttng_event_function_entry(writer, event); | |
1078 | break; | |
89476427 JRJ |
1079 | case LTTNG_EVENT_ALL: |
1080 | /* Fallthrough */ | |
5e18ec73 JR |
1081 | default: |
1082 | break; | |
1083 | } | |
1084 | ||
1085 | if (!is_open) { | |
1086 | ret = mi_lttng_writer_close_element(writer); | |
1087 | } | |
1088 | ||
1089 | end: | |
1090 | return ret; | |
1091 | } | |
1092 | ||
1093 | LTTNG_HIDDEN | |
1094 | int mi_lttng_pids_open(struct mi_writer *writer) | |
1095 | { | |
1096 | return mi_lttng_writer_open_element(writer, mi_lttng_element_pids); | |
1097 | } | |
1098 | ||
1099 | LTTNG_HIDDEN | |
1100 | int mi_lttng_pid(struct mi_writer *writer, pid_t pid , const char *cmdline, | |
1101 | int is_open) | |
1102 | { | |
1103 | int ret; | |
1104 | ||
1105 | /* Open element pid */ | |
1106 | ret = mi_lttng_writer_open_element(writer, mi_lttng_element_pid); | |
1107 | if (ret) { | |
1108 | goto end; | |
1109 | } | |
1110 | ||
1111 | /* Writing pid number */ | |
1112 | ret = mi_lttng_writer_write_element_signed_int(writer, | |
1113 | mi_lttng_element_pid_id, (int)pid); | |
1114 | if (ret) { | |
1115 | goto end; | |
1116 | } | |
1117 | ||
1118 | /* Writing name of the process */ | |
1119 | ret = mi_lttng_writer_write_element_string(writer, config_element_name, | |
1120 | cmdline); | |
1121 | if (ret) { | |
1122 | goto end; | |
1123 | } | |
1124 | ||
1125 | if (!is_open) { | |
1126 | /* Closing Pid */ | |
1127 | ret = mi_lttng_writer_close_element(writer); | |
1128 | } | |
1129 | ||
1130 | end: | |
1131 | return ret; | |
1132 | } | |
1133 | ||
1134 | LTTNG_HIDDEN | |
1135 | int mi_lttng_event_fields_open(struct mi_writer *writer) | |
1136 | { | |
1137 | return mi_lttng_writer_open_element(writer, mi_lttng_element_event_fields); | |
1138 | } | |
1139 | ||
1140 | LTTNG_HIDDEN | |
1141 | int mi_lttng_event_field(struct mi_writer *writer, | |
1142 | struct lttng_event_field *field) | |
1143 | { | |
1144 | int ret; | |
1145 | ||
1146 | if (!field->field_name[0]) { | |
5e18ec73 JR |
1147 | ret = 0; |
1148 | goto end; | |
1149 | } | |
1150 | ||
1151 | /* Open field */ | |
1152 | ret = mi_lttng_writer_open_element(writer, mi_lttng_element_event_field); | |
1153 | if (ret) { | |
1154 | goto end; | |
1155 | } | |
1156 | ||
1157 | if (!field->field_name[0]) { | |
1158 | goto close; | |
1159 | } | |
1160 | ||
1161 | /* Name */ | |
1162 | ret = mi_lttng_writer_write_element_string(writer, config_element_name, | |
1163 | field->field_name); | |
1164 | if (ret) { | |
1165 | goto end; | |
1166 | } | |
1167 | ||
1168 | /* Type */ | |
1169 | ret = mi_lttng_writer_write_element_string(writer, config_element_type, | |
1170 | mi_lttng_eventfieldtype_string(field->type)); | |
1171 | if (ret) { | |
1172 | goto end; | |
1173 | } | |
1174 | ||
1175 | /* nowrite */ | |
1176 | ret = mi_lttng_writer_write_element_signed_int(writer, | |
1177 | mi_lttng_element_nowrite, field->nowrite); | |
1178 | if (ret) { | |
1179 | goto end; | |
1180 | } | |
1181 | ||
1182 | close: | |
1183 | /* Close field element */ | |
1184 | ret = mi_lttng_writer_close_element(writer); | |
1185 | ||
1186 | end: | |
1187 | return ret; | |
1188 | } | |
7e66b1b0 JRJ |
1189 | |
1190 | LTTNG_HIDDEN | |
1191 | int mi_lttng_calibrate(struct mi_writer *writer, | |
1192 | struct lttng_calibrate *calibrate) | |
1193 | { | |
1194 | int ret; | |
1195 | ||
1196 | /* Open calibrate element */ | |
1197 | ret = mi_lttng_writer_open_element(writer, mi_lttng_element_calibrate); | |
1198 | if (ret) { | |
1199 | goto end; | |
1200 | } | |
1201 | ||
1202 | /* Calibration type */ | |
1203 | ret = mi_lttng_writer_write_element_string(writer, config_element_type, | |
1204 | mi_lttng_calibratetype_string(calibrate->type)); | |
1205 | if (ret) { | |
1206 | goto end; | |
1207 | } | |
1208 | ||
1209 | /* Closing calibrate element */ | |
1210 | ret = mi_lttng_writer_close_element(writer); | |
1211 | end: | |
1212 | return ret; | |
1213 | } | |
89b72577 JRJ |
1214 | LTTNG_HIDDEN |
1215 | int mi_lttng_context(struct mi_writer *writer, | |
1216 | struct lttng_event_context *context, int is_open) | |
1217 | { | |
1218 | int ret; | |
1219 | const char *type_string; | |
1220 | struct lttng_event_perf_counter_ctx *perf_context; | |
1221 | /* Open context */ | |
1222 | ret = mi_lttng_writer_open_element(writer , config_element_context); | |
1223 | if (ret) { | |
1224 | goto end; | |
1225 | } | |
1226 | ||
1227 | type_string = mi_lttng_event_contexttype_string(context->ctx); | |
1228 | if (!type_string) { | |
1229 | ret = -LTTNG_ERR_INVALID; | |
1230 | goto end; | |
1231 | } | |
1232 | ||
1233 | /* Print context type */ | |
1234 | ret = mi_lttng_writer_write_element_string(writer, config_element_type, | |
1235 | type_string); | |
1236 | ||
1237 | /* Special case for PERF_*_COUNTER | |
1238 | * print the lttng_event_perf_counter_ctx*/ | |
1239 | switch (context->ctx) { | |
1240 | case LTTNG_EVENT_CONTEXT_PERF_COUNTER: | |
1241 | case LTTNG_EVENT_CONTEXT_PERF_THREAD_COUNTER: | |
1242 | case LTTNG_EVENT_CONTEXT_PERF_CPU_COUNTER: | |
1243 | perf_context = &context->u.perf_counter; | |
1244 | ret = mi_lttng_perf_counter_context(writer, perf_context); | |
1245 | if (ret) { | |
1246 | goto end; | |
1247 | } | |
1248 | break; | |
1249 | default: | |
1250 | break; | |
1251 | } | |
1252 | ||
1253 | /* Close context */ | |
1254 | if (!is_open) { | |
1255 | ret = mi_lttng_writer_close_element(writer); | |
1256 | } | |
1257 | ||
1258 | end: | |
1259 | return ret; | |
1260 | } | |
1261 | ||
1262 | LTTNG_HIDDEN | |
1263 | int mi_lttng_perf_counter_context(struct mi_writer *writer, | |
1264 | struct lttng_event_perf_counter_ctx *perf_context) | |
1265 | { | |
1266 | int ret; | |
1267 | ||
1268 | /* Open perf_counter_context */ | |
1269 | ret = mi_lttng_writer_open_element(writer, | |
1270 | mi_lttng_element_perf_counter_context); | |
1271 | if (ret) { | |
1272 | goto end; | |
1273 | } | |
1274 | ||
1275 | /* Type */ | |
1276 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1277 | config_element_type, perf_context->type); | |
1278 | if (ret) { | |
1279 | goto end; | |
1280 | } | |
1281 | ||
1282 | /* Config */ | |
1283 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1284 | config_element_config, perf_context->config); | |
1285 | if (ret) { | |
1286 | goto end; | |
1287 | } | |
1288 | ||
1289 | /* Name of the perf counter */ | |
1290 | ret = mi_lttng_writer_write_element_string(writer, | |
1291 | config_element_name, perf_context->name); | |
1292 | if (ret) { | |
1293 | goto end; | |
1294 | } | |
1295 | ||
1296 | /* Close perf_counter_context */ | |
1297 | ret = mi_lttng_writer_close_element(writer); | |
1298 | end: | |
1299 | return ret; | |
1300 | } | |
50534d6f JRJ |
1301 | |
1302 | LTTNG_HIDDEN | |
1303 | int mi_lttng_snapshot_output_session_name(struct mi_writer *writer, | |
1304 | const char *session_name) | |
1305 | { | |
1306 | int ret; | |
1307 | ||
1308 | /* Open session element */ | |
1309 | ret = mi_lttng_writer_open_element(writer, config_element_session); | |
1310 | if (ret) { | |
1311 | goto end; | |
1312 | } | |
1313 | ||
1314 | /* Snapshot output list for current session name */ | |
1315 | ret = mi_lttng_writer_write_element_string(writer, config_element_name, | |
1316 | session_name); | |
f10b8411 JR |
1317 | if (ret) { |
1318 | goto end; | |
1319 | } | |
50534d6f JRJ |
1320 | |
1321 | /* Open element snapshots (sequence one snapshot) */ | |
1322 | ret = mi_lttng_writer_open_element(writer, mi_lttng_element_snapshots); | |
1323 | if (ret) { | |
1324 | goto end; | |
1325 | } | |
1326 | ||
1327 | end: | |
1328 | return ret; | |
1329 | } | |
1330 | ||
1331 | LTTNG_HIDDEN | |
1332 | int mi_lttng_snapshot_list_output(struct mi_writer *writer, | |
1333 | struct lttng_snapshot_output *output) | |
1334 | { | |
1335 | int ret; | |
1336 | ||
1337 | /* Open element snapshot output */ | |
1338 | ret = mi_lttng_writer_open_element(writer, | |
1339 | mi_lttng_element_command_snapshot); | |
1340 | if (ret) { | |
1341 | goto end; | |
1342 | } | |
1343 | ||
1344 | /* ID of the snapshot output */ | |
1345 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1346 | mi_lttng_element_id, output->id); | |
1347 | if (ret) { | |
1348 | goto end; | |
1349 | } | |
1350 | ||
1351 | /* Name of the output */ | |
1352 | ret = mi_lttng_writer_write_element_string(writer, config_element_name, | |
1353 | output->name); | |
1354 | if (ret) { | |
1355 | goto end; | |
1356 | } | |
1357 | ||
1358 | /* Destination of the output (ctrl_url)*/ | |
1359 | ret = mi_lttng_writer_write_element_string(writer, | |
1360 | mi_lttng_element_snapshot_ctrl_url, output->ctrl_url); | |
1361 | if (ret) { | |
1362 | goto end; | |
1363 | } | |
1364 | ||
1365 | /* Destination of the output (data_url) */ | |
1366 | ret = mi_lttng_writer_write_element_string(writer, | |
1367 | mi_lttng_element_snapshot_data_url, output->data_url); | |
1368 | if (ret) { | |
1369 | goto end; | |
1370 | } | |
1371 | ||
1372 | /* total size of all stream combined */ | |
1373 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1374 | mi_lttng_element_snapshot_max_size, output->max_size); | |
1375 | if (ret) { | |
1376 | goto end; | |
1377 | } | |
1378 | ||
1379 | /* Close snapshot output element */ | |
1380 | ret = mi_lttng_writer_close_element(writer); | |
1381 | ||
1382 | end: | |
1383 | return ret; | |
1384 | } | |
1385 | ||
1386 | LTTNG_HIDDEN | |
1387 | int mi_lttng_snapshot_del_output(struct mi_writer *writer, int id, | |
1388 | const char *name, const char *current_session_name) | |
1389 | { | |
1390 | int ret; | |
1391 | ||
1392 | /* Open element del_snapshot */ | |
1393 | ret = mi_lttng_writer_open_element(writer, | |
1394 | mi_lttng_element_command_snapshot); | |
1395 | if (ret) { | |
1396 | goto end; | |
1397 | } | |
1398 | ||
1399 | ||
1400 | if (id != UINT32_MAX) { | |
1401 | /* "Snapshot output "id" successfully deleted | |
1402 | * for "current_session_name" | |
1403 | * ID of the snapshot output | |
1404 | */ | |
1405 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1406 | mi_lttng_element_id, id); | |
1407 | if (ret) { | |
1408 | goto end; | |
1409 | } | |
1410 | } else { | |
1411 | /* "Snapshot output "name" successfully deleted | |
1412 | * for session "current_session_name" | |
1413 | * Name of the output | |
1414 | */ | |
1415 | ret = mi_lttng_writer_write_element_string(writer, config_element_name, | |
1416 | name); | |
1417 | if (ret) { | |
1418 | goto end; | |
1419 | } | |
1420 | } | |
1421 | ||
1422 | /* Snapshot was deleted for session "current_session_name"*/ | |
1423 | ret = mi_lttng_writer_write_element_string(writer, | |
1424 | mi_lttng_element_snapshot_session_name, | |
1425 | current_session_name); | |
1426 | if (ret) { | |
1427 | goto end; | |
1428 | } | |
1429 | ||
1430 | /* Close snapshot element */ | |
1431 | ret = mi_lttng_writer_close_element(writer); | |
1432 | ||
1433 | end: | |
1434 | return ret; | |
1435 | } | |
1436 | ||
1437 | LTTNG_HIDDEN | |
1438 | int mi_lttng_snapshot_add_output(struct mi_writer *writer, | |
1439 | const char *current_session_name, const char *n_ptr, | |
1440 | struct lttng_snapshot_output *output) | |
1441 | { | |
1442 | int ret; | |
1443 | ||
1444 | /* Open element snapshot */ | |
1445 | ret = mi_lttng_writer_open_element(writer, | |
1446 | mi_lttng_element_command_snapshot); | |
1447 | if (ret) { | |
1448 | goto end; | |
1449 | } | |
1450 | ||
1451 | /* Snapshot output id */ | |
1452 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1453 | mi_lttng_element_id, output->id); | |
1454 | if (ret) { | |
1455 | goto end; | |
1456 | } | |
1457 | ||
1458 | /* Snapshot output names */ | |
1459 | ret = mi_lttng_writer_write_element_string(writer, | |
1460 | config_element_name, n_ptr); | |
1461 | if (ret) { | |
1462 | goto end; | |
1463 | } | |
1464 | ||
1465 | /* Destination of the output (ctrl_url)*/ | |
1466 | ret = mi_lttng_writer_write_element_string(writer, | |
1467 | mi_lttng_element_snapshot_ctrl_url, output->ctrl_url); | |
1468 | if (ret) { | |
1469 | goto end; | |
1470 | } | |
1471 | ||
1472 | /* Snapshot added for session "current_session_name"*/ | |
1473 | ret = mi_lttng_writer_write_element_string(writer, | |
1474 | mi_lttng_element_snapshot_session_name, current_session_name); | |
1475 | if (ret) { | |
1476 | goto end; | |
1477 | } | |
1478 | ||
1479 | /* total size of all stream combined */ | |
1480 | ret = mi_lttng_writer_write_element_unsigned_int(writer, | |
1481 | mi_lttng_element_snapshot_max_size, output->max_size); | |
1482 | if (ret) { | |
1483 | goto end; | |
1484 | } | |
1485 | ||
1486 | /* Close snapshot element */ | |
1487 | ret = mi_lttng_writer_close_element(writer); | |
1488 | ||
1489 | end: | |
1490 | return ret; | |
1491 | } | |
1492 | ||
1493 | LTTNG_HIDDEN | |
1494 | int mi_lttng_snapshot_record(struct mi_writer *writer, | |
1495 | const char *current_session_name, const char *url, | |
1496 | const char *cmdline_ctrl_url, const char *cmdline_data_url) | |
1497 | { | |
1498 | int ret; | |
1499 | ||
1500 | /* Open element snapshot */ | |
1501 | ret = mi_lttng_writer_open_element(writer, | |
1502 | mi_lttng_element_command_snapshot); | |
1503 | if (ret) { | |
1504 | goto end; | |
1505 | } | |
1506 | ||
1507 | /* | |
1508 | * If a valid an URL was given, serialize it, | |
1509 | * else take the command line data and ctrl urls*/ | |
1510 | if (url) { | |
1511 | /* Destination of the output (ctrl_url)*/ | |
1512 | ret = mi_lttng_writer_write_element_string(writer, | |
1513 | mi_lttng_element_snapshot_ctrl_url, url); | |
1514 | if (ret) { | |
1515 | goto end; | |
1516 | } | |
1517 | } else if (cmdline_ctrl_url) { | |
1518 | /* Destination of the output (ctrl_url)*/ | |
1519 | ret = mi_lttng_writer_write_element_string(writer, | |
1520 | mi_lttng_element_snapshot_ctrl_url, cmdline_ctrl_url); | |
1521 | if (ret) { | |
1522 | goto end; | |
1523 | } | |
1524 | ||
1525 | /* Destination of the output (data_url) */ | |
1526 | ret = mi_lttng_writer_write_element_string(writer, | |
1527 | mi_lttng_element_snapshot_data_url, cmdline_data_url); | |
1528 | if (ret) { | |
1529 | goto end; | |
1530 | } | |
1531 | } | |
1532 | ||
1533 | /* Close record_snapshot element */ | |
1534 | ret = mi_lttng_writer_close_element(writer); | |
1535 | ||
1536 | end: | |
1537 | return ret; | |
1538 | } |