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[lttv.git] / ltt / branches / poly / lttv / modules / text / textDump.c
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9c312311 1/* This file is part of the Linux Trace Toolkit viewer
2 * Copyright (C) 2003-2004 Michel Dagenais
8e680509 3 * 2005 Mathieu Desnoyers
9c312311 4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License Version 2 as
7 * published by the Free Software Foundation;
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
17 * MA 02111-1307, USA.
18 */
19
48f6f3c2 20/* The text dump facility needs to print headers before the trace set and
21 before each trace, to print each event, and to print statistics
22 after each trace. */
23
4e4d11b3 24#ifdef HAVE_CONFIG_H
25#include <config.h>
26#endif
27
996acd92 28#include <lttv/lttv.h>
29#include <lttv/option.h>
30#include <lttv/module.h>
31#include <lttv/hook.h>
32#include <lttv/attribute.h>
33#include <lttv/iattribute.h>
b445142a 34#include <lttv/stats.h>
cec3d7b0 35#include <lttv/filter.h>
8e680509 36#include <lttv/print.h>
ffd54a90 37#include <ltt/ltt.h>
38#include <ltt/event.h>
39#include <ltt/type.h>
40#include <ltt/trace.h>
ba6f11f1 41#include <ltt/facility.h>
ffd54a90 42#include <stdio.h>
996acd92 43
dc877563 44static gboolean
45 a_field_names,
b445142a 46 a_state,
47 a_cpu_stats,
7a36589d 48 a_process_stats,
49 a_path_output;
dc877563 50
51static char
b445142a 52 *a_file_name = NULL;
dc877563 53
54static LttvHooks
55 *before_traceset,
56 *after_traceset,
57 *before_trace,
12c59c3d 58 *event_hook;
dc877563 59
48f6f3c2 60
b445142a 61static void
7a36589d 62print_path_tree(FILE *fp, GString *indent, LttvAttribute *tree)
63{
64 int i, nb, saved_length;
65
66 LttvAttribute *subtree;
67
68 LttvAttributeName name;
69
70 LttvAttributeValue value;
71
72 LttvAttributeType type;
73
74 gboolean is_named;
75
76 saved_length = indent->len;
77 nb = lttv_attribute_get_number(tree);
78 for(i = 0 ; i < nb ; i++) {
79 type = lttv_attribute_get(tree, i, &name, &value, &is_named);
80 if(is_named) {
81 g_string_sprintfa(indent, "/%s", g_quark_to_string(name));
82 } else {
83 g_string_sprintfa(indent, "/%s", name);
84 }
85
86 switch(type) {
87 case LTTV_INT:
88 fprintf(fp, "%s: %d\n", indent->str, *value.v_int);
89 break;
90 case LTTV_UINT:
91 fprintf(fp, "%s: %d\n", indent->str, *value.v_int);
92 break;
93 case LTTV_LONG:
94 fprintf(fp, "%s: %ld\n", indent->str, *value.v_ulong);
95 break;
96 case LTTV_ULONG:
97 fprintf(fp, "%s: %lu\n", indent->str, *value.v_ulong);
98 break;
99 case LTTV_FLOAT:
100 fprintf(fp, "%s: %f\n", indent->str, (double) *value.v_float);
101 break;
102 case LTTV_DOUBLE:
103 fprintf(fp, "%s: %f\n", indent->str, *value.v_double);
104 break;
105 case LTTV_TIME:
106 fprintf(fp, "%s: %lu.%09lu\n", indent->str, value.v_time->tv_sec, value.v_time->tv_nsec);
107 break;
108 case LTTV_POINTER:
109 fprintf(fp, "%s: POINTER\n", indent->str);
110 break;
111 case LTTV_STRING:
112 fprintf(fp, "%s: %s\n", indent->str, *value.v_string);
113 break;
114 case LTTV_GOBJECT:
115 if(LTTV_IS_ATTRIBUTE(*(value.v_gobject))) {
116 subtree = (LttvAttribute*) *(value.v_gobject);
117 print_path_tree(fp, indent, subtree);
118 } else {
119 fprintf(fp, "%s: GOBJECT\n", indent->str);
120 }
121 break;
122 case LTTV_NONE:
123 break;
124 }
125 g_string_truncate(indent, saved_length);
126 }
127}
128
129static void
b445142a 130print_tree(FILE *fp, GString *indent, LttvAttribute *tree)
131{
132 int i, nb, saved_length;
133
134 LttvAttribute *subtree;
135
136 LttvAttributeName name;
137
138 LttvAttributeValue value;
139
140 LttvAttributeType type;
141
c0cb4d12 142 gboolean is_named;
143
b445142a 144 nb = lttv_attribute_get_number(tree);
145 for(i = 0 ; i < nb ; i++) {
c0cb4d12 146 type = lttv_attribute_get(tree, i, &name, &value, &is_named);
147 if(is_named)
148 fprintf(fp, "%s%s: ", indent->str, g_quark_to_string(name));
149 else
150 fprintf(fp, "%s%lu: ", indent->str, name);
b445142a 151
152 switch(type) {
153 case LTTV_INT:
154 fprintf(fp, "%d\n", *value.v_int);
155 break;
156 case LTTV_UINT:
157 fprintf(fp, "%u\n", *value.v_uint);
158 break;
159 case LTTV_LONG:
160 fprintf(fp, "%ld\n", *value.v_long);
161 break;
162 case LTTV_ULONG:
163 fprintf(fp, "%lu\n", *value.v_ulong);
164 break;
165 case LTTV_FLOAT:
166 fprintf(fp, "%f\n", (double)*value.v_float);
167 break;
168 case LTTV_DOUBLE:
169 fprintf(fp, "%f\n", *value.v_double);
170 break;
171 case LTTV_TIME:
ba6f11f1 172 fprintf(fp, "%10lu.%09lu\n", value.v_time->tv_sec,
b445142a 173 value.v_time->tv_nsec);
174 break;
175 case LTTV_POINTER:
176 fprintf(fp, "POINTER\n");
177 break;
178 case LTTV_STRING:
179 fprintf(fp, "%s\n", *value.v_string);
180 break;
181 case LTTV_GOBJECT:
182 if(LTTV_IS_ATTRIBUTE(*(value.v_gobject))) {
183 fprintf(fp, "\n");
184 subtree = (LttvAttribute *)*(value.v_gobject);
185 saved_length = indent->len;
4ec0c904 186 indent = g_string_append(indent, " ");
b445142a 187 print_tree(fp, indent, subtree);
188 g_string_truncate(indent, saved_length);
189 }
190 else fprintf(fp, "GOBJECT\n");
191 break;
192 case LTTV_NONE:
193 break;
194 }
195 }
196}
197
b445142a 198static void
199print_stats(FILE *fp, LttvTracesetStats *tscs)
200{
201 int i, nb, saved_length;
202
203 LttvTraceset *ts;
204
205 LttvTraceStats *tcs;
206
207 GString *indent;
208
209 LttSystemDescription *desc;
210
211 if(tscs->stats == NULL) return;
212 indent = g_string_new("");
213 fprintf(fp, "Traceset statistics:\n\n");
7a36589d 214 if(a_path_output) {
215 print_path_tree(fp, indent, tscs->stats);
216 } else {
217 print_tree(fp, indent, tscs->stats);
218 }
b445142a 219
220 ts = tscs->parent.parent.ts;
221 nb = lttv_traceset_number(ts);
222
223 for(i = 0 ; i < nb ; i++) {
224 tcs = (LttvTraceStats *)(LTTV_TRACESET_CONTEXT(tscs)->traces[i]);
9eb6aa7a 225#if 0 //FIXME
b445142a 226 desc = ltt_trace_system_description(tcs->parent.parent.t);
ba6f11f1 227 LttTime start_time = ltt_trace_system_description_trace_start_time(desc);
228 fprintf(fp, "Trace on system %s at time %lu.%09lu :\n",
a5dcde2f 229 ltt_trace_system_description_node_name(desc),
ba6f11f1 230 start_time.tv_sec,
231 start_time.tv_nsec);
9eb6aa7a 232#endif //FIXME
b445142a 233 saved_length = indent->len;
7a36589d 234 if(a_path_output) {
235 g_string_sprintfa(indent, "/trace%i", i);
236 print_path_tree(fp, indent, tcs->stats);
237 } else {
238 g_string_append(indent, " ");
239 print_tree(fp, indent, tcs->stats);
240 }
b445142a 241 g_string_truncate(indent, saved_length);
242 }
243 g_string_free(indent, TRUE);
244}
245
dc877563 246/* Insert the hooks before and after each trace and tracefile, and for each
247 event. Print a global header. */
248
249static FILE *a_file;
48f6f3c2 250
dc877563 251static GString *a_string;
252
ffd54a90 253static gboolean write_traceset_header(void *hook_data, void *call_data)
48f6f3c2 254{
dc877563 255 LttvTracesetContext *tc = (LttvTracesetContext *)call_data;
48f6f3c2 256
b445142a 257 g_info("TextDump traceset header");
258
dc877563 259 if(a_file_name == NULL) a_file = stdout;
260 else a_file = fopen(a_file_name, "w");
48f6f3c2 261
dc877563 262 if(a_file == NULL) g_error("cannot open file %s", a_file_name);
48f6f3c2 263
dc877563 264 /* Print the trace set header */
265 fprintf(a_file,"Trace set contains %d traces\n\n",
ffd54a90 266 lttv_traceset_number(tc->ts));
48f6f3c2 267
dc877563 268 return FALSE;
48f6f3c2 269}
270
271
ffd54a90 272static gboolean write_traceset_footer(void *hook_data, void *call_data)
48f6f3c2 273{
dc877563 274 LttvTracesetContext *tc = (LttvTracesetContext *)call_data;
48f6f3c2 275
b445142a 276 g_info("TextDump traceset footer");
277
dc877563 278 fprintf(a_file,"End trace set\n\n");
48f6f3c2 279
b445142a 280 if(LTTV_IS_TRACESET_STATS(tc)) {
f95bc830 281 lttv_stats_sum_traceset((LttvTracesetStats *)tc);
b445142a 282 print_stats(a_file, (LttvTracesetStats *)tc);
283 }
284
ffd54a90 285 if(a_file_name != NULL) fclose(a_file);
286
dc877563 287 return FALSE;
48f6f3c2 288}
289
290
dc877563 291static gboolean write_trace_header(void *hook_data, void *call_data)
48f6f3c2 292{
dc877563 293 LttvTraceContext *tc = (LttvTraceContext *)call_data;
9eb6aa7a 294#if 0 //FIXME
dc877563 295 LttSystemDescription *system = ltt_trace_system_description(tc->t);
48f6f3c2 296
a5dcde2f 297 fprintf(a_file," Trace from %s in %s\n%s\n\n",
298 ltt_trace_system_description_node_name(system),
299 ltt_trace_system_description_domain_name(system),
300 ltt_trace_system_description_description(system));
9eb6aa7a 301#endif //0
dc877563 302 return FALSE;
48f6f3c2 303}
304
305
dc877563 306static int write_event_content(void *hook_data, void *call_data)
48f6f3c2 307{
8bf54995 308 LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
309
dc877563 310 LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
48f6f3c2 311
dc877563 312 LttvTracefileState *tfs = (LttvTracefileState *)call_data;
48f6f3c2 313
dc877563 314 LttEvent *e;
48f6f3c2 315
8bf54995 316 LttvAttributeValue value_filter;
317
318 LttvFilter *filter;
319
ae3d0f50 320 guint cpu = tfs->cpu;
d730b5c8 321 LttvTraceState *ts = (LttvTraceState*)tfc->t_context;
322 LttvProcessState *process = ts->running_process[cpu];
48f6f3c2 323
d730b5c8 324 e = ltt_tracefile_get_event(tfc->tf);
8bf54995 325
326 g_assert(lttv_iattribute_find_by_path(attributes, "filter/lttv_filter",
327 LTTV_POINTER, &value_filter));
328 filter = (LttvFilter*)*(value_filter.v_pointer);
329
cec3d7b0 330 /*
331 * call to the filter if available
332 */
0bc23ba9 333 if(filter->head != NULL)
d730b5c8 334 if(!lttv_filter_tree_parse(filter->head,e,tfc->tf,
b6ef18af 335 tfc->t_context->t,tfc,NULL,NULL))
8ff6243c 336 return FALSE;
cec3d7b0 337
ba6f11f1 338 lttv_event_to_string(e, a_string, TRUE, a_field_names, tfs);
c6bc9cb9 339 g_string_append_printf(a_string,"\n");
dc877563 340
341 if(a_state) {
9d0bb8d1 342 g_string_append_printf(a_string, " %s ",
d730b5c8 343 g_quark_to_string(process->state->s));
dc877563 344 }
48f6f3c2 345
ffd54a90 346 fputs(a_string->str, a_file);
dc877563 347 return FALSE;
48f6f3c2 348}
349
350
08b1c66e 351static void init()
48f6f3c2 352{
ffd54a90 353 LttvAttributeValue value;
48f6f3c2 354
ffd54a90 355 LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
48f6f3c2 356
b445142a 357 g_info("Init textDump.c");
9402662d 358
c6bc9cb9 359 a_string = g_string_new("");
360
ffd54a90 361 a_file_name = NULL;
362 lttv_option_add("output", 'o',
363 "output file where the text is written",
364 "file name",
365 LTTV_OPT_STRING, &a_file_name, NULL, NULL);
48f6f3c2 366
ffd54a90 367 a_field_names = FALSE;
368 lttv_option_add("field_names", 'l',
369 "write the field names for each event",
370 "",
371 LTTV_OPT_NONE, &a_field_names, NULL, NULL);
48f6f3c2 372
ffd54a90 373 a_state = FALSE;
374 lttv_option_add("process_state", 's',
375 "write the pid and state for each event",
376 "",
377 LTTV_OPT_NONE, &a_state, NULL, NULL);
dc877563 378
b445142a 379 a_cpu_stats = FALSE;
9d0bb8d1 380 lttv_option_add("cpu_stats", 'c',
b445142a 381 "write the per cpu statistics",
382 "",
383 LTTV_OPT_NONE, &a_cpu_stats, NULL, NULL);
384
385 a_process_stats = FALSE;
9d0bb8d1 386 lttv_option_add("process_stats", 'p',
b445142a 387 "write the per process statistics",
388 "",
389 LTTV_OPT_NONE, &a_process_stats, NULL, NULL);
390
7a36589d 391 a_path_output = FALSE;
392 lttv_option_add("path_output", 'a',
393 "print the process stats in path format, for easy grepping",
394 "",
395 LTTV_OPT_NONE, &a_path_output, NULL, NULL);
396
12c59c3d 397 g_assert(lttv_iattribute_find_by_path(attributes, "hooks/event",
ffd54a90 398 LTTV_POINTER, &value));
12c59c3d 399 g_assert((event_hook = *(value.v_pointer)) != NULL);
400 lttv_hooks_add(event_hook, write_event_content, NULL, LTTV_PRIO_DEFAULT);
dc877563 401
ffd54a90 402 g_assert(lttv_iattribute_find_by_path(attributes, "hooks/trace/before",
403 LTTV_POINTER, &value));
404 g_assert((before_trace = *(value.v_pointer)) != NULL);
12c59c3d 405 lttv_hooks_add(before_trace, write_trace_header, NULL, LTTV_PRIO_DEFAULT);
dc877563 406
ffd54a90 407 g_assert(lttv_iattribute_find_by_path(attributes, "hooks/traceset/before",
408 LTTV_POINTER, &value));
409 g_assert((before_traceset = *(value.v_pointer)) != NULL);
12c59c3d 410 lttv_hooks_add(before_traceset, write_traceset_header, NULL,
411 LTTV_PRIO_DEFAULT);
dc877563 412
ffd54a90 413 g_assert(lttv_iattribute_find_by_path(attributes, "hooks/traceset/after",
414 LTTV_POINTER, &value));
415 g_assert((after_traceset = *(value.v_pointer)) != NULL);
12c59c3d 416 lttv_hooks_add(after_traceset, write_traceset_footer, NULL,
417 LTTV_PRIO_DEFAULT);
ffd54a90 418}
48f6f3c2 419
08b1c66e 420static void destroy()
ffd54a90 421{
b445142a 422 g_info("Destroy textDump");
423
ffd54a90 424 lttv_option_remove("output");
48f6f3c2 425
ffd54a90 426 lttv_option_remove("field_names");
48f6f3c2 427
ffd54a90 428 lttv_option_remove("process_state");
48f6f3c2 429
b445142a 430 lttv_option_remove("cpu_stats");
431
432 lttv_option_remove("process_stats");
433
4f9ac095 434 lttv_option_remove("path_output");
435
c6bc9cb9 436 g_string_free(a_string, TRUE);
437
12c59c3d 438 lttv_hooks_remove_data(event_hook, write_event_content, NULL);
48f6f3c2 439
ffd54a90 440 lttv_hooks_remove_data(before_trace, write_trace_header, NULL);
48f6f3c2 441
ffd54a90 442 lttv_hooks_remove_data(before_trace, write_traceset_header, NULL);
48f6f3c2 443
ffd54a90 444 lttv_hooks_remove_data(before_trace, write_traceset_footer, NULL);
48f6f3c2 445}
446
447
08b1c66e 448LTTV_MODULE("textDump", "Print events in a file", \
449 "Produce a detailed text printout of a trace", \
8e680509 450 init, destroy, "stats", "batchAnalysis", "option", "print")
48f6f3c2 451
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