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9c312311 | 1 | /* This file is part of the Linux Trace Toolkit viewer |
2 | * Copyright (C) 2003-2004 Michel Dagenais | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License Version 2 as | |
6 | * published by the Free Software Foundation; | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * along with this program; if not, write to the Free Software | |
15 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, | |
16 | * MA 02111-1307, USA. | |
17 | */ | |
18 | ||
48f6f3c2 | 19 | /* This module inserts a hook in the program main loop. This hook processes |
20 | all the events in the main tracefile. */ | |
21 | ||
4e4d11b3 | 22 | #ifdef HAVE_CONFIG_H |
23 | #include <config.h> | |
24 | #endif | |
48f6f3c2 | 25 | |
4ec0c904 | 26 | #include <glib.h> |
48f6f3c2 | 27 | #include <lttv/lttv.h> |
28 | #include <lttv/attribute.h> | |
29 | #include <lttv/hook.h> | |
ffd54a90 | 30 | #include <lttv/option.h> |
996acd92 | 31 | #include <lttv/module.h> |
d8f124de | 32 | #include <lttv/tracecontext.h> |
dc877563 | 33 | #include <lttv/state.h> |
b445142a | 34 | #include <lttv/stats.h> |
1da1525d | 35 | #include <lttv/filter.h> |
a5dcde2f | 36 | #include <ltt/trace.h> |
48f6f3c2 | 37 | |
dc877563 | 38 | static LttvTraceset *traceset; |
39 | ||
40 | static LttvHooks | |
41 | *before_traceset, | |
42 | *after_traceset, | |
43 | *before_trace, | |
44 | *after_trace, | |
45 | *before_tracefile, | |
46 | *after_tracefile, | |
12c59c3d | 47 | *event_hook, |
dc877563 | 48 | *main_hooks; |
49 | ||
50 | static char *a_trace; | |
51 | ||
b445142a | 52 | static gboolean a_stats; |
dc877563 | 53 | |
54 | void lttv_trace_option(void *hook_data) | |
55 | { | |
56 | LttTrace *trace; | |
57 | ||
58 | trace = ltt_trace_open(a_trace); | |
59 | if(trace == NULL) g_critical("cannot open trace %s", a_trace); | |
308711e5 | 60 | lttv_traceset_add(traceset, lttv_trace_new(trace)); |
dc877563 | 61 | } |
62 | ||
63 | ||
ffd54a90 | 64 | static gboolean process_traceset(void *hook_data, void *call_data) |
48f6f3c2 | 65 | { |
8bf54995 | 66 | LttvAttributeValue value_expression, value_filter; |
73050a5f | 67 | |
68 | LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes()); | |
69 | ||
b445142a | 70 | LttvTracesetStats *tscs; |
71 | ||
b221eaef | 72 | LttvTracesetState *tss; |
73 | ||
b445142a | 74 | LttvTracesetContext *tc; |
48f6f3c2 | 75 | |
dc877563 | 76 | LttTime start, end; |
8f318283 | 77 | gboolean retval; |
48f6f3c2 | 78 | |
b445142a | 79 | g_info("BatchAnalysis begin process traceset"); |
80 | ||
b221eaef | 81 | if (a_stats) { |
82 | tscs = g_object_new(LTTV_TRACESET_STATS_TYPE, NULL); | |
83 | tss = &tscs->parent; | |
84 | } else { | |
85 | tss = g_object_new(LTTV_TRACESET_STATE_TYPE, NULL); | |
86 | } | |
87 | tc = &tss->parent; | |
b445142a | 88 | |
89 | g_info("BatchAnalysis initialize context"); | |
48f6f3c2 | 90 | |
b445142a | 91 | lttv_context_init(tc, traceset); |
b221eaef | 92 | lttv_state_add_event_hooks(tc); |
b445142a | 93 | if(a_stats) lttv_stats_add_event_hooks(tscs); |
94 | ||
8f318283 BP |
95 | retval= lttv_iattribute_find_by_path(attributes, "filter/expression", |
96 | LTTV_POINTER, &value_expression); | |
97 | g_assert(retval); | |
8bf54995 | 98 | |
8f318283 BP |
99 | retval= lttv_iattribute_find_by_path(attributes, "filter/lttv_filter", |
100 | LTTV_POINTER, &value_filter); | |
101 | g_assert(retval); | |
73050a5f | 102 | |
b399ad0e BP |
103 | /* Repeat the search for the first element, the second search might have |
104 | * moved the first element (by creating the second element) | |
105 | */ | |
106 | retval= lttv_iattribute_find_by_path(attributes, "filter/expression", | |
107 | LTTV_POINTER, &value_expression); | |
108 | g_assert(retval); | |
109 | ||
8bf54995 | 110 | *(value_filter.v_pointer) = lttv_filter_new(); |
32aa92c2 | 111 | //g_debug("Filter string: %s",((GString*)*(value_expression.v_pointer))->str); |
4ec0c904 | 112 | |
0bc23ba9 | 113 | lttv_filter_append_expression(*(value_filter.v_pointer),((GString*)*(value_expression.v_pointer))->str); |
1da1525d | 114 | |
12c59c3d | 115 | //lttv_traceset_context_add_hooks(tc, |
116 | //before_traceset, after_traceset, NULL, before_trace, after_trace, | |
117 | //NULL, before_tracefile, after_tracefile, NULL, before_event, after_event); | |
118 | lttv_process_traceset_begin(tc, | |
119 | before_traceset, | |
120 | before_trace, | |
121 | before_tracefile, | |
122 | event_hook, | |
123 | NULL); | |
48f6f3c2 | 124 | |
dc877563 | 125 | start.tv_sec = 0; |
126 | start.tv_nsec = 0; | |
127 | end.tv_sec = G_MAXULONG; | |
128 | end.tv_nsec = G_MAXULONG; | |
48f6f3c2 | 129 | |
b445142a | 130 | g_info("BatchAnalysis process traceset"); |
131 | ||
308711e5 | 132 | lttv_process_traceset_seek_time(tc, start); |
12c59c3d | 133 | lttv_process_traceset_middle(tc, |
134 | end, | |
135 | G_MAXULONG, | |
136 | NULL); | |
b445142a | 137 | |
b445142a | 138 | |
12c59c3d | 139 | //lttv_traceset_context_remove_hooks(tc, |
140 | //before_traceset, after_traceset, NULL, before_trace, after_trace, | |
141 | //NULL, before_tracefile, after_tracefile, NULL, before_event, after_event); | |
142 | lttv_process_traceset_end(tc, | |
143 | after_traceset, | |
144 | after_trace, | |
145 | after_tracefile, | |
146 | event_hook, | |
147 | NULL); | |
148 | ||
d730b5c8 | 149 | g_info("BatchAnalysis destroy context"); |
150 | ||
8bf54995 | 151 | lttv_filter_destroy(*(value_filter.v_pointer)); |
b221eaef | 152 | lttv_state_remove_event_hooks(tss); |
b445142a | 153 | if(a_stats) lttv_stats_remove_event_hooks(tscs); |
154 | lttv_context_fini(tc); | |
b221eaef | 155 | if (a_stats) |
156 | g_object_unref(tscs); | |
157 | else | |
158 | g_object_unref(tss); | |
48f6f3c2 | 159 | |
b445142a | 160 | g_info("BatchAnalysis end process traceset"); |
ba6f11f1 | 161 | return FALSE; |
48f6f3c2 | 162 | } |
163 | ||
164 | ||
08b1c66e | 165 | static void init() |
48f6f3c2 | 166 | { |
ffd54a90 | 167 | LttvAttributeValue value; |
dc877563 | 168 | |
ffd54a90 | 169 | LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes()); |
8f318283 | 170 | gboolean retval; |
dc877563 | 171 | |
b445142a | 172 | g_info("Init batchAnalysis.c"); |
173 | ||
dc877563 | 174 | lttv_option_add("trace", 't', |
175 | "add a trace to the trace set to analyse", | |
176 | "pathname of the directory containing the trace", | |
ffd54a90 | 177 | LTTV_OPT_STRING, &a_trace, lttv_trace_option, NULL); |
dc877563 | 178 | |
b445142a | 179 | a_stats = FALSE; |
180 | lttv_option_add("stats", 's', | |
181 | "write the traceset and trace statistics", | |
182 | "", | |
183 | LTTV_OPT_NONE, &a_stats, NULL, NULL); | |
184 | ||
185 | ||
dc877563 | 186 | traceset = lttv_traceset_new(); |
187 | ||
188 | before_traceset = lttv_hooks_new(); | |
189 | after_traceset = lttv_hooks_new(); | |
190 | before_trace = lttv_hooks_new(); | |
191 | after_trace = lttv_hooks_new(); | |
192 | before_tracefile = lttv_hooks_new(); | |
193 | after_tracefile = lttv_hooks_new(); | |
12c59c3d | 194 | //before_event = lttv_hooks_new(); |
195 | //after_event = lttv_hooks_new(); | |
196 | event_hook = lttv_hooks_new(); | |
dc877563 | 197 | |
8f318283 BP |
198 | retval= lttv_iattribute_find_by_path(attributes, "hooks/traceset/before", |
199 | LTTV_POINTER, &value); | |
200 | g_assert(retval); | |
ffd54a90 | 201 | *(value.v_pointer) = before_traceset; |
8f318283 BP |
202 | retval= lttv_iattribute_find_by_path(attributes, "hooks/traceset/after", |
203 | LTTV_POINTER, &value); | |
204 | g_assert(retval); | |
ffd54a90 | 205 | *(value.v_pointer) = after_traceset; |
8f318283 BP |
206 | retval= lttv_iattribute_find_by_path(attributes, "hooks/trace/before", |
207 | LTTV_POINTER, &value); | |
208 | g_assert(retval); | |
ffd54a90 | 209 | *(value.v_pointer) = before_trace; |
8f318283 BP |
210 | retval= lttv_iattribute_find_by_path(attributes, "hooks/trace/after", |
211 | LTTV_POINTER, &value); | |
212 | g_assert(retval); | |
ffd54a90 | 213 | *(value.v_pointer) = after_trace; |
8f318283 BP |
214 | retval= lttv_iattribute_find_by_path(attributes, "hooks/tracefile/before", |
215 | LTTV_POINTER, &value); | |
216 | g_assert(retval); | |
ffd54a90 | 217 | *(value.v_pointer) = before_tracefile; |
8f318283 BP |
218 | retval= lttv_iattribute_find_by_path(attributes, "hooks/tracefile/after", |
219 | LTTV_POINTER, &value); | |
220 | g_assert(retval); | |
ffd54a90 | 221 | *(value.v_pointer) = after_tracefile; |
12c59c3d | 222 | //g_assert(lttv_iattribute_find_by_path(attributes, "hooks/event/before", |
223 | // LTTV_POINTER, &value)); | |
224 | //*(value.v_pointer) = before_event; | |
225 | //g_assert(lttv_iattribute_find_by_path(attributes, "hooks/event/after", | |
226 | // LTTV_POINTER, &value)); | |
227 | //*(value.v_pointer) = after_event; | |
8f318283 BP |
228 | retval= lttv_iattribute_find_by_path(attributes, "hooks/event", |
229 | LTTV_POINTER, &value); | |
230 | g_assert(retval); | |
12c59c3d | 231 | *(value.v_pointer) = event_hook; |
dc877563 | 232 | |
8f318283 BP |
233 | retval= lttv_iattribute_find_by_path(attributes, "hooks/main/before", |
234 | LTTV_POINTER, &value); | |
235 | g_assert(retval); | |
ffd54a90 | 236 | g_assert((main_hooks = *(value.v_pointer)) != NULL); |
12c59c3d | 237 | lttv_hooks_add(main_hooks, process_traceset, NULL, LTTV_PRIO_DEFAULT); |
48f6f3c2 | 238 | } |
239 | ||
08b1c66e | 240 | static void destroy() |
48f6f3c2 | 241 | { |
dc877563 | 242 | guint i, nb; |
48f6f3c2 | 243 | |
308711e5 | 244 | LttvTrace *trace; |
245 | ||
b445142a | 246 | g_info("Destroy batchAnalysis.c"); |
247 | ||
dc877563 | 248 | lttv_option_remove("trace"); |
b445142a | 249 | lttv_option_remove("stats"); |
48f6f3c2 | 250 | |
dc877563 | 251 | lttv_hooks_destroy(before_traceset); |
252 | lttv_hooks_destroy(after_traceset); | |
253 | lttv_hooks_destroy(before_trace); | |
254 | lttv_hooks_destroy(after_trace); | |
255 | lttv_hooks_destroy(before_tracefile); | |
256 | lttv_hooks_destroy(after_tracefile); | |
12c59c3d | 257 | //lttv_hooks_destroy(before_event); |
258 | //lttv_hooks_destroy(after_event); | |
259 | lttv_hooks_destroy(event_hook); | |
311e7f46 | 260 | lttv_hooks_remove_data(main_hooks, process_traceset, NULL); |
48f6f3c2 | 261 | |
dc877563 | 262 | nb = lttv_traceset_number(traceset); |
ffd54a90 | 263 | for(i = 0 ; i < nb ; i++) { |
308711e5 | 264 | trace = lttv_traceset_get(traceset, i); |
265 | ltt_trace_close(lttv_trace(trace)); | |
3d974afb | 266 | /* This will be done by lttv_traceset_destroy */ |
267 | //lttv_trace_destroy(trace); | |
dc877563 | 268 | } |
c6bc9cb9 | 269 | |
270 | lttv_traceset_destroy(traceset); | |
dc877563 | 271 | } |
48f6f3c2 | 272 | |
08b1c66e | 273 | LTTV_MODULE("batchAnalysis", "Batch processing of a trace", \ |
274 | "Run through a trace calling all the registered hooks", \ | |
cec3d7b0 | 275 | init, destroy, "state", "stats", "option","textFilter") |