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 | |
dc877563 |
19 | |
20 | #include <lttv/state.h> |
ba576a78 |
21 | #include <ltt/facility.h> |
22 | #include <ltt/trace.h> |
308711e5 |
23 | #include <ltt/event.h> |
a5dcde2f |
24 | #include <ltt/type.h> |
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25 | |
b445142a |
26 | LttvExecutionMode |
27 | LTTV_STATE_MODE_UNKNOWN, |
ffd54a90 |
28 | LTTV_STATE_USER_MODE, |
29 | LTTV_STATE_SYSCALL, |
30 | LTTV_STATE_TRAP, |
31 | LTTV_STATE_IRQ; |
32 | |
b445142a |
33 | LttvExecutionSubmode |
34 | LTTV_STATE_SUBMODE_UNKNOWN, |
35 | LTTV_STATE_SUBMODE_NONE; |
ffd54a90 |
36 | |
37 | LttvProcessStatus |
38 | LTTV_STATE_UNNAMED, |
39 | LTTV_STATE_WAIT_FORK, |
40 | LTTV_STATE_WAIT_CPU, |
41 | LTTV_STATE_EXIT, |
42 | LTTV_STATE_WAIT, |
43 | LTTV_STATE_RUN; |
44 | |
ba576a78 |
45 | static GQuark |
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46 | LTTV_STATE_TRACEFILES, |
47 | LTTV_STATE_PROCESSES, |
48 | LTTV_STATE_PROCESS, |
49 | LTTV_STATE_EVENT, |
50 | LTTV_STATE_SAVED_STATES, |
51 | LTTV_STATE_TIME, |
ba576a78 |
52 | LTTV_STATE_HOOKS; |
53 | |
b445142a |
54 | |
55 | static void fill_name_tables(LttvTraceState *tcs); |
56 | |
57 | static void free_name_tables(LttvTraceState *tcs); |
58 | |
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59 | static void lttv_state_free_process_table(GHashTable *processes); |
ba576a78 |
60 | |
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61 | static LttvProcessState *create_process(LttvTracefileState *tfs, |
3d27549e |
62 | LttvProcessState *parent, guint pid); |
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63 | |
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64 | void lttv_state_save(LttvTraceState *self, LttvAttribute *container) |
65 | { |
66 | LTTV_TRACE_STATE_GET_CLASS(self)->state_save(self, container); |
67 | } |
68 | |
69 | |
70 | void lttv_state_restore(LttvTraceState *self, LttvAttribute *container) |
71 | { |
72 | LTTV_TRACE_STATE_GET_CLASS(self)->state_restore(self, container); |
73 | } |
74 | |
75 | |
76 | void lttv_state_saved_state_free(LttvTraceState *self, |
77 | LttvAttribute *container) |
78 | { |
79 | LTTV_TRACE_STATE_GET_CLASS(self)->state_restore(self, container); |
80 | } |
81 | |
82 | |
83 | static void |
84 | restore_init_state(LttvTraceState *self) |
85 | { |
86 | guint i, nb_control, nb_per_cpu, nb_tracefile; |
87 | |
88 | LttvTracefileState *tfcs; |
89 | |
90 | LttTime null_time = {0,0}; |
91 | |
92 | if(self->processes != NULL) lttv_state_free_process_table(self->processes); |
93 | self->processes = g_hash_table_new(g_direct_hash, g_direct_equal); |
94 | self->nb_event = 0; |
95 | |
96 | nb_control = ltt_trace_control_tracefile_number(self->parent.t); |
97 | nb_per_cpu = ltt_trace_per_cpu_tracefile_number(self->parent.t); |
98 | nb_tracefile = nb_control + nb_per_cpu; |
99 | for(i = 0 ; i < nb_tracefile ; i++) { |
100 | if(i < nb_control) { |
101 | tfcs = LTTV_TRACEFILE_STATE(self->parent.control_tracefiles[i]); |
102 | } |
103 | else { |
104 | tfcs = LTTV_TRACEFILE_STATE(self->parent.per_cpu_tracefiles[i - nb_control]); |
105 | } |
106 | |
107 | tfcs->parent.timestamp = null_time; |
108 | tfcs->saved_position = 0; |
109 | tfcs->process = create_process(tfcs, NULL,0); |
110 | } |
111 | } |
112 | |
113 | |
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114 | static void |
115 | init(LttvTracesetState *self, LttvTraceset *ts) |
116 | { |
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117 | guint i, j, nb_trace, nb_control, nb_per_cpu, nb_tracefile; |
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118 | |
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119 | LttvTraceContext *tc; |
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120 | |
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121 | LttvTraceState *tcs; |
122 | |
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123 | LttvTracefileState *tfcs; |
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124 | |
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125 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> |
126 | init((LttvTracesetContext *)self, ts); |
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127 | |
128 | nb_trace = lttv_traceset_number(ts); |
129 | for(i = 0 ; i < nb_trace ; i++) { |
b445142a |
130 | tc = self->parent.traces[i]; |
131 | tcs = (LttvTraceState *)tc; |
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132 | tcs->save_interval = 100000; |
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133 | fill_name_tables(tcs); |
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134 | |
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135 | nb_control = ltt_trace_control_tracefile_number(tc->t); |
136 | nb_per_cpu = ltt_trace_per_cpu_tracefile_number(tc->t); |
137 | nb_tracefile = nb_control + nb_per_cpu; |
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138 | for(j = 0 ; j < nb_tracefile ; j++) { |
b445142a |
139 | if(j < nb_control) { |
140 | tfcs = LTTV_TRACEFILE_STATE(tc->control_tracefiles[j]); |
141 | } |
142 | else { |
143 | tfcs = LTTV_TRACEFILE_STATE(tc->per_cpu_tracefiles[j - nb_control]); |
144 | } |
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145 | tfcs->cpu_name= g_quark_from_string(ltt_tracefile_name(tfcs->parent.tf)); |
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146 | } |
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147 | tcs->processes = NULL; |
148 | restore_init_state(tcs); |
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149 | } |
150 | } |
151 | |
152 | |
153 | static void |
154 | fini(LttvTracesetState *self) |
155 | { |
156 | guint i, j, nb_trace, nb_tracefile; |
157 | |
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158 | LttvTraceState *tcs; |
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159 | |
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160 | LttvTracefileState *tfcs; |
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161 | |
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162 | nb_trace = lttv_traceset_number(LTTV_TRACESET_CONTEXT(self)->ts); |
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163 | for(i = 0 ; i < nb_trace ; i++) { |
ffd54a90 |
164 | tcs = (LttvTraceState *)(LTTV_TRACESET_CONTEXT(self)->traces[i]); |
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165 | lttv_state_free_process_table(tcs->processes); |
166 | tcs->processes = NULL; |
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167 | free_name_tables(tcs); |
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168 | } |
b445142a |
169 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> |
170 | fini((LttvTracesetContext *)self); |
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171 | } |
172 | |
173 | |
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174 | static LttvTracesetContext * |
dc877563 |
175 | new_traceset_context(LttvTracesetContext *self) |
176 | { |
ffd54a90 |
177 | return LTTV_TRACESET_CONTEXT(g_object_new(LTTV_TRACESET_STATE_TYPE, NULL)); |
dc877563 |
178 | } |
179 | |
180 | |
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181 | static LttvTraceContext * |
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182 | new_trace_context(LttvTracesetContext *self) |
183 | { |
ffd54a90 |
184 | return LTTV_TRACE_CONTEXT(g_object_new(LTTV_TRACE_STATE_TYPE, NULL)); |
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185 | } |
186 | |
187 | |
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188 | static LttvTracefileContext * |
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189 | new_tracefile_context(LttvTracesetContext *self) |
190 | { |
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191 | return LTTV_TRACEFILE_CONTEXT(g_object_new(LTTV_TRACEFILE_STATE_TYPE, NULL)); |
192 | } |
193 | |
194 | |
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195 | static void copy_process_state(gpointer key, gpointer value,gpointer user_data) |
ffd54a90 |
196 | { |
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197 | LttvProcessState *process, *new_process; |
ffd54a90 |
198 | |
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199 | GHashTable *new_processes = (GHashTable *)user_data; |
ffd54a90 |
200 | |
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201 | guint i; |
202 | |
203 | process = (LttvProcessState *)value; |
204 | new_process = g_new(LttvProcessState, 1); |
205 | *new_process = *process; |
206 | new_process->execution_stack = g_array_new(FALSE, FALSE, |
207 | sizeof(LttvExecutionState)); |
208 | g_array_set_size(new_process->execution_stack,process->execution_stack->len); |
209 | for(i = 0 ; i < process->execution_stack->len; i++) { |
210 | g_array_index(new_process->execution_stack, LttvExecutionState, i) = |
211 | g_array_index(process->execution_stack, LttvExecutionState, i); |
212 | } |
213 | new_process->state = &g_array_index(new_process->execution_stack, |
214 | LttvExecutionState, new_process->execution_stack->len - 1); |
215 | g_hash_table_insert(new_processes, GUINT_TO_POINTER(new_process->pid), |
216 | new_process); |
ffd54a90 |
217 | } |
218 | |
219 | |
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220 | static GHashTable *lttv_state_copy_process_table(GHashTable *processes) |
ffd54a90 |
221 | { |
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222 | GHashTable *new_processes = g_hash_table_new(g_direct_hash, g_direct_equal); |
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223 | |
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224 | g_hash_table_foreach(processes, copy_process_state, new_processes); |
225 | return new_processes; |
dc877563 |
226 | } |
227 | |
228 | |
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229 | /* The saved state for each trace contains a member "processes", which |
230 | stores a copy of the process table, and a member "tracefiles" with |
231 | one entry per tracefile. Each tracefile has a "process" member pointing |
232 | to the current process and a "position" member storing the tracefile |
233 | position (needed to seek to the current "next" event. */ |
234 | |
235 | static void state_save(LttvTraceState *self, LttvAttribute *container) |
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236 | { |
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237 | guint i, nb_control, nb_per_cpu, nb_tracefile; |
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238 | |
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239 | LttvTracefileState *tfcs; |
240 | |
241 | LttvAttribute *tracefiles_tree, *tracefile_tree; |
242 | |
243 | LttvAttributeType type; |
244 | |
245 | LttvAttributeValue value; |
246 | |
247 | LttvAttributeName name; |
248 | |
249 | LttEventPosition *ep; |
250 | |
251 | tracefiles_tree = lttv_attribute_find_subdir(container, |
252 | LTTV_STATE_TRACEFILES); |
253 | |
254 | value = lttv_attribute_add(container, LTTV_STATE_PROCESSES, |
255 | LTTV_POINTER); |
256 | *(value.v_pointer) = lttv_state_copy_process_table(self->processes); |
257 | |
258 | nb_control = ltt_trace_control_tracefile_number(self->parent.t); |
259 | nb_per_cpu = ltt_trace_per_cpu_tracefile_number(self->parent.t); |
260 | nb_tracefile = nb_control + nb_per_cpu; |
261 | |
262 | for(i = 0 ; i < nb_tracefile ; i++) { |
263 | if(i < nb_control) |
264 | tfcs = (LttvTracefileState *)self->parent.control_tracefiles[i]; |
265 | else tfcs = (LttvTracefileState *) |
266 | self->parent.per_cpu_tracefiles[i - nb_control]; |
267 | |
268 | tracefile_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); |
269 | value = lttv_attribute_add(tracefiles_tree, i, |
270 | LTTV_GOBJECT); |
271 | *(value.v_gobject) = (GObject *)tracefile_tree; |
272 | value = lttv_attribute_add(tracefile_tree, LTTV_STATE_PROCESS, |
273 | LTTV_UINT); |
274 | *(value.v_uint) = tfcs->process->pid; |
275 | value = lttv_attribute_add(tracefile_tree, LTTV_STATE_EVENT, |
276 | LTTV_POINTER); |
277 | if(tfcs->parent.e == NULL) *(value.v_pointer) = NULL; |
278 | else { |
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279 | ep = ltt_event_position_new(); |
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280 | ltt_event_position(tfcs->parent.e, ep); |
281 | *(value.v_pointer) = ep; |
282 | } |
dc877563 |
283 | } |
dc877563 |
284 | } |
285 | |
286 | |
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287 | static void state_restore(LttvTraceState *self, LttvAttribute *container) |
dc877563 |
288 | { |
308711e5 |
289 | guint i, nb_control, nb_per_cpu, nb_tracefile; |
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290 | |
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291 | LttvTracefileState *tfcs; |
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292 | |
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293 | LttvAttribute *tracefiles_tree, *tracefile_tree; |
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294 | |
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295 | LttvAttributeType type; |
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296 | |
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297 | LttvAttributeValue value; |
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298 | |
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299 | LttvAttributeName name; |
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300 | |
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301 | LttEventPosition *ep; |
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302 | |
308711e5 |
303 | tracefiles_tree = lttv_attribute_find_subdir(container, |
304 | LTTV_STATE_TRACEFILES); |
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305 | |
308711e5 |
306 | type = lttv_attribute_get_by_name(container, LTTV_STATE_PROCESSES, |
307 | &value); |
308 | g_assert(type == LTTV_POINTER); |
309 | lttv_state_free_process_table(self->processes); |
310 | self->processes = lttv_state_copy_process_table(*(value.v_pointer)); |
311 | |
312 | nb_control = ltt_trace_control_tracefile_number(self->parent.t); |
313 | nb_per_cpu = ltt_trace_per_cpu_tracefile_number(self->parent.t); |
314 | nb_tracefile = nb_control + nb_per_cpu; |
315 | |
316 | for(i = 0 ; i < nb_tracefile ; i++) { |
317 | if(i < nb_control) tfcs = (LttvTracefileState *) |
318 | self->parent.control_tracefiles[i]; |
319 | else tfcs = (LttvTracefileState *) |
320 | self->parent.per_cpu_tracefiles[i - nb_control]; |
321 | |
322 | type = lttv_attribute_get(tracefiles_tree, i, &name, &value); |
323 | g_assert(type == LTTV_GOBJECT); |
324 | tracefile_tree = *((LttvAttribute **)(value.v_gobject)); |
325 | |
326 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_PROCESS, |
327 | &value); |
328 | g_assert(type == LTTV_UINT); |
329 | tfcs->process = lttv_state_find_process(tfcs, *(value.v_uint)); |
330 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_EVENT, |
331 | &value); |
332 | g_assert(type == LTTV_POINTER); |
333 | if(*(value.v_pointer) == NULL) tfcs->parent.e = NULL; |
334 | else { |
335 | ep = *(value.v_pointer); |
336 | ltt_tracefile_seek_position(tfcs->parent.tf, ep); |
337 | tfcs->parent.e = ltt_tracefile_read(tfcs->parent.tf); |
338 | tfcs->parent.timestamp = ltt_event_time(tfcs->parent.e); |
339 | } |
dc877563 |
340 | } |
dc877563 |
341 | } |
342 | |
343 | |
308711e5 |
344 | static void state_saved_free(LttvTraceState *self, LttvAttribute *container) |
dc877563 |
345 | { |
308711e5 |
346 | guint i, nb_control, nb_per_cpu, nb_tracefile; |
dc877563 |
347 | |
308711e5 |
348 | LttvTracefileState *tfcs; |
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349 | |
308711e5 |
350 | LttvAttribute *tracefiles_tree, *tracefile_tree; |
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351 | |
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352 | LttvAttributeType type; |
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353 | |
308711e5 |
354 | LttvAttributeValue value; |
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355 | |
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356 | LttvAttributeName name; |
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357 | |
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358 | LttEventPosition *ep; |
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359 | |
308711e5 |
360 | tracefiles_tree = lttv_attribute_find_subdir(container, |
361 | LTTV_STATE_TRACEFILES); |
362 | lttv_attribute_remove_by_name(container, LTTV_STATE_TRACEFILES); |
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363 | |
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364 | type = lttv_attribute_get_by_name(container, LTTV_STATE_PROCESSES, |
365 | &value); |
366 | g_assert(type == LTTV_POINTER); |
367 | lttv_state_free_process_table(*(value.v_pointer)); |
368 | *(value.v_pointer) = NULL; |
369 | lttv_attribute_remove_by_name(container, LTTV_STATE_PROCESSES); |
370 | |
371 | nb_control = ltt_trace_control_tracefile_number(self->parent.t); |
372 | nb_per_cpu = ltt_trace_per_cpu_tracefile_number(self->parent.t); |
373 | nb_tracefile = nb_control + nb_per_cpu; |
374 | |
375 | for(i = 0 ; i < nb_tracefile ; i++) { |
376 | if(i < nb_control) tfcs = (LttvTracefileState *) |
377 | self->parent.control_tracefiles[i]; |
378 | else tfcs = (LttvTracefileState *) |
379 | self->parent.per_cpu_tracefiles[i - nb_control]; |
380 | |
381 | type = lttv_attribute_get(tracefiles_tree, i, &name, &value); |
382 | g_assert(type == LTTV_GOBJECT); |
383 | tracefile_tree = *((LttvAttribute **)(value.v_gobject)); |
384 | |
385 | type = lttv_attribute_get_by_name(tracefile_tree, LTTV_STATE_EVENT, |
386 | &value); |
387 | g_assert(type == LTTV_POINTER); |
388 | if(*(value.v_pointer) != NULL) g_free(*(value.v_pointer)); |
dc877563 |
389 | } |
308711e5 |
390 | lttv_attribute_recursive_free(tracefiles_tree); |
dc877563 |
391 | } |
392 | |
393 | |
b445142a |
394 | static void |
395 | fill_name_tables(LttvTraceState *tcs) |
396 | { |
397 | int i, nb; |
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398 | |
b445142a |
399 | char *f_name, *e_name; |
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400 | |
b445142a |
401 | LttvTraceHook h; |
402 | |
403 | LttEventType *et; |
404 | |
405 | LttType *t; |
406 | |
407 | GString *fe_name = g_string_new(""); |
408 | |
409 | nb = ltt_trace_eventtype_number(tcs->parent.t); |
410 | tcs->eventtype_names = g_new(GQuark, nb); |
411 | for(i = 0 ; i < nb ; i++) { |
412 | et = ltt_trace_eventtype_get(tcs->parent.t, i); |
413 | e_name = ltt_eventtype_name(et); |
414 | f_name = ltt_facility_name(ltt_eventtype_facility(et)); |
415 | g_string_printf(fe_name, "%s.%s", f_name, e_name); |
416 | tcs->eventtype_names[i] = g_quark_from_string(fe_name->str); |
417 | } |
dc877563 |
418 | |
b445142a |
419 | lttv_trace_find_hook(tcs->parent.t, "core", "syscall_entry", |
420 | "syscall_id", NULL, NULL, NULL, &h); |
421 | t = ltt_field_type(h.f1); |
422 | nb = ltt_type_element_number(t); |
423 | |
424 | /* CHECK syscalls should be an emun but currently are not! |
425 | tcs->syscall_names = g_new(GQuark, nb); |
426 | |
427 | for(i = 0 ; i < nb ; i++) { |
428 | tcs->syscall_names[i] = g_quark_from_string(ltt_enum_string_get(t, i)); |
429 | } |
430 | */ |
431 | |
432 | tcs->syscall_names = g_new(GQuark, 256); |
433 | for(i = 0 ; i < 256 ; i++) { |
434 | g_string_printf(fe_name, "syscall %d", i); |
435 | tcs->syscall_names[i] = g_quark_from_string(fe_name->str); |
436 | } |
437 | |
438 | lttv_trace_find_hook(tcs->parent.t, "core", "trap_entry", |
439 | "trap_id", NULL, NULL, NULL, &h); |
440 | t = ltt_field_type(h.f1); |
441 | nb = ltt_type_element_number(t); |
442 | |
443 | /* |
444 | tcs->trap_names = g_new(GQuark, nb); |
445 | for(i = 0 ; i < nb ; i++) { |
446 | tcs->trap_names[i] = g_quark_from_string(ltt_enum_string_get(t, i)); |
447 | } |
448 | */ |
449 | |
450 | tcs->trap_names = g_new(GQuark, 256); |
451 | for(i = 0 ; i < 256 ; i++) { |
452 | g_string_printf(fe_name, "trap %d", i); |
453 | tcs->trap_names[i] = g_quark_from_string(fe_name->str); |
454 | } |
455 | |
456 | lttv_trace_find_hook(tcs->parent.t, "core", "irq_entry", |
457 | "irq_id", NULL, NULL, NULL, &h); |
458 | t = ltt_field_type(h.f1); |
459 | nb = ltt_type_element_number(t); |
460 | |
461 | /* |
462 | tcs->irq_names = g_new(GQuark, nb); |
463 | for(i = 0 ; i < nb ; i++) { |
464 | tcs->irq_names[i] = g_quark_from_string(ltt_enum_string_get(t, i)); |
465 | } |
466 | */ |
467 | |
468 | tcs->irq_names = g_new(GQuark, 256); |
469 | for(i = 0 ; i < 256 ; i++) { |
470 | g_string_printf(fe_name, "irq %d", i); |
471 | tcs->irq_names[i] = g_quark_from_string(fe_name->str); |
472 | } |
473 | |
474 | g_string_free(fe_name, TRUE); |
475 | } |
476 | |
477 | |
478 | static void |
479 | free_name_tables(LttvTraceState *tcs) |
480 | { |
481 | g_free(tcs->eventtype_names); |
482 | g_free(tcs->syscall_names); |
483 | g_free(tcs->trap_names); |
484 | g_free(tcs->irq_names); |
485 | } |
dc877563 |
486 | |
b445142a |
487 | |
488 | static void push_state(LttvTracefileState *tfs, LttvExecutionMode t, |
ffd54a90 |
489 | guint state_id) |
dc877563 |
490 | { |
b445142a |
491 | LttvExecutionState *es; |
dc877563 |
492 | |
493 | LttvProcessState *process = tfs->process; |
494 | |
b445142a |
495 | guint depth = process->execution_stack->len; |
dc877563 |
496 | |
b445142a |
497 | g_array_set_size(process->execution_stack, depth + 1); |
498 | es = &g_array_index(process->execution_stack, LttvExecutionState, depth); |
499 | es->t = t; |
500 | es->n = state_id; |
501 | es->entry = es->change = tfs->parent.timestamp; |
502 | es->s = process->state->s; |
503 | process->state = es; |
dc877563 |
504 | } |
505 | |
506 | |
b445142a |
507 | static void pop_state(LttvTracefileState *tfs, LttvExecutionMode t) |
dc877563 |
508 | { |
509 | LttvProcessState *process = tfs->process; |
510 | |
b445142a |
511 | guint depth = process->execution_stack->len - 1; |
dc877563 |
512 | |
3d27549e |
513 | if(process->state->t != t){ |
b445142a |
514 | g_warning("Different execution mode type (%d.%09d): ignore it\n", |
515 | tfs->parent.timestamp.tv_sec, tfs->parent.timestamp.tv_nsec); |
8e8e6b64 |
516 | g_warning("process state has %s when pop_int is %s\n", |
517 | g_quark_to_string(process->state->t), |
518 | g_quark_to_string(t)); |
519 | g_warning("{ %u, %u, %s, %s }\n", |
520 | process->pid, |
521 | process->ppid, |
522 | g_quark_to_string(process->name), |
523 | g_quark_to_string(process->state->s)); |
3d27549e |
524 | return; |
525 | } |
b445142a |
526 | |
527 | if(depth == 0){ |
528 | g_warning("Trying to pop last state on stack (%d.%09d): ignore it\n", |
529 | tfs->parent.timestamp.tv_sec, tfs->parent.timestamp.tv_nsec); |
530 | return; |
531 | } |
532 | |
533 | g_array_remove_index(process->execution_stack, depth); |
dc877563 |
534 | depth--; |
b445142a |
535 | process->state = &g_array_index(process->execution_stack, LttvExecutionState, |
dc877563 |
536 | depth); |
b445142a |
537 | process->state->change = tfs->parent.timestamp; |
dc877563 |
538 | } |
539 | |
540 | |
308711e5 |
541 | static LttvProcessState *create_process(LttvTracefileState *tfs, |
ffd54a90 |
542 | LttvProcessState *parent, guint pid) |
dc877563 |
543 | { |
544 | LttvProcessState *process = g_new(LttvProcessState, 1); |
545 | |
b445142a |
546 | LttvExecutionState *es; |
dc877563 |
547 | |
ffd54a90 |
548 | LttvTraceContext *tc; |
549 | |
ba576a78 |
550 | LttvTraceState *tcs; |
551 | |
b445142a |
552 | char buffer[128]; |
ffd54a90 |
553 | |
b445142a |
554 | tcs = (LttvTraceState *)tc = tfs->parent.t_context; |
60b53e4f |
555 | |
ffd54a90 |
556 | g_hash_table_insert(tcs->processes, GUINT_TO_POINTER(pid), process); |
dc877563 |
557 | process->pid = pid; |
b445142a |
558 | |
559 | if(parent) { |
560 | process->ppid = parent->pid; |
561 | process->name = parent->name; |
562 | } |
563 | else { |
564 | process->ppid = 0; |
565 | process->name = LTTV_STATE_UNNAMED; |
566 | } |
567 | |
568 | process->creation_time = tfs->parent.timestamp; |
569 | sprintf(buffer,"%d-%lu.%lu",pid, process->creation_time.tv_sec, |
570 | process->creation_time.tv_nsec); |
571 | process->pid_time = g_quark_from_string(buffer); |
572 | process->execution_stack = g_array_new(FALSE, FALSE, |
573 | sizeof(LttvExecutionState)); |
574 | g_array_set_size(process->execution_stack, 1); |
575 | es = process->state = &g_array_index(process->execution_stack, |
576 | LttvExecutionState, 0); |
577 | es->t = LTTV_STATE_USER_MODE; |
578 | es->n = LTTV_STATE_SUBMODE_NONE; |
579 | es->entry = tfs->parent.timestamp; |
580 | es->change = tfs->parent.timestamp; |
581 | es->s = LTTV_STATE_WAIT_FORK; |
cbe7c836 |
582 | |
583 | return process; |
dc877563 |
584 | } |
585 | |
586 | |
308711e5 |
587 | LttvProcessState *lttv_state_find_process(LttvTracefileState *tfs, |
588 | guint pid) |
dc877563 |
589 | { |
ba576a78 |
590 | LttvTraceState *ts =(LttvTraceState *)LTTV_TRACEFILE_CONTEXT(tfs)->t_context; |
591 | LttvProcessState *process = g_hash_table_lookup(ts->processes, |
592 | GUINT_TO_POINTER(pid)); |
dc877563 |
593 | if(process == NULL) process = create_process(tfs, NULL, pid); |
594 | return process; |
595 | } |
596 | |
597 | |
b445142a |
598 | static void exit_process(LttvTracefileState *tfs, LttvProcessState *process) |
dc877563 |
599 | { |
ba576a78 |
600 | LttvTraceState *ts = LTTV_TRACE_STATE(tfs->parent.t_context); |
601 | |
602 | g_hash_table_remove(ts->processes, GUINT_TO_POINTER(process->pid)); |
b445142a |
603 | g_array_free(process->execution_stack, TRUE); |
dc877563 |
604 | g_free(process); |
605 | } |
606 | |
607 | |
b445142a |
608 | static void free_process_state(gpointer key, gpointer value,gpointer user_data) |
dc877563 |
609 | { |
b445142a |
610 | g_array_free(((LttvProcessState *)value)->execution_stack, TRUE); |
dc877563 |
611 | g_free(value); |
612 | } |
613 | |
614 | |
308711e5 |
615 | static void lttv_state_free_process_table(GHashTable *processes) |
dc877563 |
616 | { |
617 | g_hash_table_foreach(processes, free_process_state, NULL); |
308711e5 |
618 | g_hash_table_destroy(processes); |
dc877563 |
619 | } |
620 | |
621 | |
b445142a |
622 | static gboolean syscall_entry(void *hook_data, void *call_data) |
dc877563 |
623 | { |
b445142a |
624 | LttField *f = ((LttvTraceHook *)hook_data)->f1; |
dc877563 |
625 | |
ba576a78 |
626 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
627 | |
b445142a |
628 | LttvExecutionSubmode submode; |
629 | |
630 | submode = ((LttvTraceState *)(s->parent.t_context))->syscall_names[ |
631 | ltt_event_get_unsigned(s->parent.e, f)]; |
632 | push_state(s, LTTV_STATE_SYSCALL, submode); |
dc877563 |
633 | return FALSE; |
634 | } |
635 | |
636 | |
b445142a |
637 | static gboolean syscall_exit(void *hook_data, void *call_data) |
dc877563 |
638 | { |
ba576a78 |
639 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
640 | |
ffd54a90 |
641 | pop_state(s, LTTV_STATE_SYSCALL); |
dc877563 |
642 | return FALSE; |
643 | } |
644 | |
645 | |
b445142a |
646 | static gboolean trap_entry(void *hook_data, void *call_data) |
dc877563 |
647 | { |
b445142a |
648 | LttField *f = ((LttvTraceHook *)hook_data)->f1; |
dc877563 |
649 | |
ba576a78 |
650 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
651 | |
b445142a |
652 | LttvExecutionSubmode submode; |
653 | |
654 | submode = ((LttvTraceState *)(s->parent.t_context))->trap_names[ |
655 | ltt_event_get_unsigned(s->parent.e, f)]; |
656 | push_state(s, LTTV_STATE_TRAP, submode); |
dc877563 |
657 | return FALSE; |
658 | } |
659 | |
660 | |
b445142a |
661 | static gboolean trap_exit(void *hook_data, void *call_data) |
dc877563 |
662 | { |
ba576a78 |
663 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
664 | |
ffd54a90 |
665 | pop_state(s, LTTV_STATE_TRAP); |
dc877563 |
666 | return FALSE; |
667 | } |
668 | |
669 | |
b445142a |
670 | static gboolean irq_entry(void *hook_data, void *call_data) |
dc877563 |
671 | { |
b445142a |
672 | LttField *f = ((LttvTraceHook *)hook_data)->f1; |
dc877563 |
673 | |
ba576a78 |
674 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
675 | |
b445142a |
676 | LttvExecutionSubmode submode; |
677 | |
678 | submode = ((LttvTraceState *)(s->parent.t_context))->irq_names[ |
679 | ltt_event_get_unsigned(s->parent.e, f)]; |
680 | |
dc877563 |
681 | /* Do something with the info about being in user or system mode when int? */ |
b445142a |
682 | push_state(s, LTTV_STATE_IRQ, submode); |
dc877563 |
683 | return FALSE; |
684 | } |
685 | |
686 | |
b445142a |
687 | static gboolean irq_exit(void *hook_data, void *call_data) |
dc877563 |
688 | { |
ba576a78 |
689 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
690 | |
ffd54a90 |
691 | pop_state(s, LTTV_STATE_IRQ); |
dc877563 |
692 | return FALSE; |
693 | } |
694 | |
695 | |
b445142a |
696 | static gboolean schedchange(void *hook_data, void *call_data) |
dc877563 |
697 | { |
b445142a |
698 | LttvTraceHook *h = (LttvTraceHook *)hook_data; |
dc877563 |
699 | |
ba576a78 |
700 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
701 | |
702 | guint pid_in, pid_out, state_out; |
703 | |
3d27549e |
704 | pid_in = ltt_event_get_unsigned(s->parent.e, h->f1); |
705 | pid_out = ltt_event_get_unsigned(s->parent.e, h->f2); |
706 | state_out = ltt_event_get_unsigned(s->parent.e, h->f3); |
b445142a |
707 | |
dc877563 |
708 | if(s->process != NULL) { |
b445142a |
709 | |
ffd54a90 |
710 | if(state_out == 0) s->process->state->s = LTTV_STATE_WAIT_CPU; |
711 | else if(s->process->state->s == LTTV_STATE_EXIT) |
ba576a78 |
712 | exit_process(s, s->process); |
ffd54a90 |
713 | else s->process->state->s = LTTV_STATE_WAIT; |
3d27549e |
714 | |
715 | if(s->process->pid == 0) |
90ffd2ad |
716 | s->process->pid = pid_out; |
b445142a |
717 | |
718 | s->process->state->change = s->parent.timestamp; |
dc877563 |
719 | } |
b445142a |
720 | s->process = lttv_state_find_process(s, pid_in); |
ffd54a90 |
721 | s->process->state->s = LTTV_STATE_RUN; |
b445142a |
722 | s->process->state->change = s->parent.timestamp; |
dc877563 |
723 | return FALSE; |
724 | } |
725 | |
726 | |
b445142a |
727 | static gboolean process_fork(void *hook_data, void *call_data) |
dc877563 |
728 | { |
b445142a |
729 | LttField *f = ((LttvTraceHook *)hook_data)->f1; |
dc877563 |
730 | |
ba576a78 |
731 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
732 | |
733 | guint child_pid; |
734 | |
3d27549e |
735 | child_pid = ltt_event_get_unsigned(s->parent.e, f); |
ba576a78 |
736 | create_process(s, s->process, child_pid); |
dc877563 |
737 | return FALSE; |
738 | } |
739 | |
740 | |
b445142a |
741 | static gboolean process_exit(void *hook_data, void *call_data) |
dc877563 |
742 | { |
ba576a78 |
743 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
744 | |
745 | if(s->process != NULL) { |
ffd54a90 |
746 | s->process->state->s = LTTV_STATE_EXIT; |
dc877563 |
747 | } |
748 | return FALSE; |
749 | } |
750 | |
751 | |
308711e5 |
752 | void lttv_state_add_event_hooks(LttvTracesetState *self) |
dc877563 |
753 | { |
ba576a78 |
754 | LttvTraceset *traceset = self->parent.ts; |
dc877563 |
755 | |
ba576a78 |
756 | guint i, j, k, nb_trace, nb_control, nb_per_cpu, nb_tracefile; |
dc877563 |
757 | |
ba576a78 |
758 | LttvTraceState *ts; |
dc877563 |
759 | |
ba576a78 |
760 | LttvTracefileState *tfs; |
dc877563 |
761 | |
dc877563 |
762 | GArray *hooks; |
763 | |
b445142a |
764 | LttvTraceHook hook; |
dc877563 |
765 | |
766 | LttvAttributeValue val; |
767 | |
ba576a78 |
768 | nb_trace = lttv_traceset_number(traceset); |
dc877563 |
769 | for(i = 0 ; i < nb_trace ; i++) { |
ba576a78 |
770 | ts = (LttvTraceState *)self->parent.traces[i]; |
dc877563 |
771 | |
772 | /* Find the eventtype id for the following events and register the |
773 | associated by id hooks. */ |
774 | |
b445142a |
775 | hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook)); |
776 | g_array_set_size(hooks, 9); |
777 | |
778 | lttv_trace_find_hook(ts->parent.t, "core","syscall_entry","syscall_id", |
779 | NULL, NULL, syscall_entry, &g_array_index(hooks, LttvTraceHook, 0)); |
cbe7c836 |
780 | |
b445142a |
781 | lttv_trace_find_hook(ts->parent.t, "core", "syscall_exit", NULL, NULL, |
782 | NULL, syscall_exit, &g_array_index(hooks, LttvTraceHook, 1)); |
cbe7c836 |
783 | |
b445142a |
784 | lttv_trace_find_hook(ts->parent.t, "core", "trap_entry", "trap_id", |
785 | NULL, NULL, trap_entry, &g_array_index(hooks, LttvTraceHook, 2)); |
cbe7c836 |
786 | |
b445142a |
787 | lttv_trace_find_hook(ts->parent.t, "core", "trap_exit", NULL, NULL, NULL, |
788 | trap_exit, &g_array_index(hooks, LttvTraceHook, 3)); |
cbe7c836 |
789 | |
b445142a |
790 | lttv_trace_find_hook(ts->parent.t, "core", "irq_entry", "irq_id", NULL, |
791 | NULL, irq_entry, &g_array_index(hooks, LttvTraceHook, 4)); |
cbe7c836 |
792 | |
b445142a |
793 | lttv_trace_find_hook(ts->parent.t, "core", "irq_exit", NULL, NULL, NULL, |
794 | irq_exit, &g_array_index(hooks, LttvTraceHook, 5)); |
cbe7c836 |
795 | |
b445142a |
796 | lttv_trace_find_hook(ts->parent.t, "core", "schedchange", "in", "out", |
797 | "out_state", schedchange, &g_array_index(hooks, LttvTraceHook, 6)); |
cbe7c836 |
798 | |
b445142a |
799 | lttv_trace_find_hook(ts->parent.t, "core", "process_fork", "child_pid", |
800 | NULL, NULL, process_fork, &g_array_index(hooks, LttvTraceHook, 7)); |
cbe7c836 |
801 | |
b445142a |
802 | lttv_trace_find_hook(ts->parent.t, "core", "process_exit", NULL, NULL, |
803 | NULL, process_exit, &g_array_index(hooks, LttvTraceHook, 8)); |
dc877563 |
804 | |
805 | /* Add these hooks to each before_event_by_id hooks list */ |
806 | |
ba576a78 |
807 | nb_control = ltt_trace_control_tracefile_number(ts->parent.t); |
cbe7c836 |
808 | nb_per_cpu = ltt_trace_per_cpu_tracefile_number(ts->parent.t); |
dc877563 |
809 | nb_tracefile = nb_control + nb_per_cpu; |
810 | for(j = 0 ; j < nb_tracefile ; j++) { |
811 | if(j < nb_control) { |
ba576a78 |
812 | tfs = LTTV_TRACEFILE_STATE(ts->parent.control_tracefiles[j]); |
dc877563 |
813 | } |
814 | else { |
cbe7c836 |
815 | tfs = LTTV_TRACEFILE_STATE(ts->parent.per_cpu_tracefiles[j-nb_control]); |
dc877563 |
816 | } |
817 | |
818 | for(k = 0 ; k < hooks->len ; k++) { |
b445142a |
819 | hook = g_array_index(hooks, LttvTraceHook, k); |
820 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.after_event_by_id, |
821 | hook.id), hook.h, &g_array_index(hooks, LttvTraceHook, k)); |
ffd54a90 |
822 | } |
dc877563 |
823 | } |
ba576a78 |
824 | lttv_attribute_find(self->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); |
825 | *(val.v_pointer) = hooks; |
dc877563 |
826 | } |
827 | } |
828 | |
829 | |
308711e5 |
830 | void lttv_state_remove_event_hooks(LttvTracesetState *self) |
dc877563 |
831 | { |
ba576a78 |
832 | LttvTraceset *traceset = self->parent.ts; |
dc877563 |
833 | |
ba576a78 |
834 | guint i, j, k, nb_trace, nb_control, nb_per_cpu, nb_tracefile; |
dc877563 |
835 | |
ba576a78 |
836 | LttvTraceState *ts; |
dc877563 |
837 | |
ba576a78 |
838 | LttvTracefileState *tfs; |
dc877563 |
839 | |
dc877563 |
840 | GArray *hooks; |
841 | |
b445142a |
842 | LttvTraceHook hook; |
dc877563 |
843 | |
844 | LttvAttributeValue val; |
845 | |
ba576a78 |
846 | nb_trace = lttv_traceset_number(traceset); |
dc877563 |
847 | for(i = 0 ; i < nb_trace ; i++) { |
ba576a78 |
848 | ts = LTTV_TRACE_STATE(self->parent.traces[i]); |
849 | lttv_attribute_find(self->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); |
850 | hooks = *(val.v_pointer); |
dc877563 |
851 | |
852 | /* Add these hooks to each before_event_by_id hooks list */ |
853 | |
ba576a78 |
854 | nb_control = ltt_trace_control_tracefile_number(ts->parent.t); |
cbe7c836 |
855 | nb_per_cpu = ltt_trace_per_cpu_tracefile_number(ts->parent.t); |
dc877563 |
856 | nb_tracefile = nb_control + nb_per_cpu; |
857 | for(j = 0 ; j < nb_tracefile ; j++) { |
858 | if(j < nb_control) { |
ba576a78 |
859 | tfs = LTTV_TRACEFILE_STATE(ts->parent.control_tracefiles[j]); |
dc877563 |
860 | } |
861 | else { |
cbe7c836 |
862 | tfs = LTTV_TRACEFILE_STATE(ts->parent.per_cpu_tracefiles[j-nb_control]); |
dc877563 |
863 | } |
864 | |
865 | for(k = 0 ; k < hooks->len ; k++) { |
b445142a |
866 | hook = g_array_index(hooks, LttvTraceHook, k); |
ba576a78 |
867 | lttv_hooks_remove_data( |
b445142a |
868 | lttv_hooks_by_id_find(tfs->parent.after_event_by_id, |
869 | hook.id), hook.h, &g_array_index(hooks, LttvTraceHook, k)); |
ffd54a90 |
870 | } |
dc877563 |
871 | } |
872 | g_array_free(hooks, TRUE); |
873 | } |
874 | } |
875 | |
876 | |
308711e5 |
877 | static gboolean block_end(void *hook_data, void *call_data) |
878 | { |
879 | LttvTracefileState *tfcs = (LttvTracefileState *)call_data; |
880 | |
881 | LttvTraceState *tcs = (LttvTraceState *)(tfcs->parent.t_context); |
882 | |
a5dcde2f |
883 | LttEventPosition *ep = ltt_event_position_new(); |
308711e5 |
884 | |
885 | guint nb_block, nb_event; |
886 | |
887 | LttTracefile *tf; |
888 | |
889 | LttvAttribute *saved_states_tree, *saved_state_tree; |
890 | |
891 | LttvAttributeValue value; |
892 | |
a5dcde2f |
893 | ltt_event_position(tfcs->parent.e, ep); |
308711e5 |
894 | |
a5dcde2f |
895 | ltt_event_position_get(ep, &nb_block, &nb_event, &tf); |
308711e5 |
896 | tcs->nb_event += nb_event - tfcs->saved_position; |
897 | tfcs->saved_position = 0; |
898 | if(tcs->nb_event >= tcs->save_interval) { |
899 | saved_states_tree = lttv_attribute_find_subdir(tcs->parent.t_a, |
900 | LTTV_STATE_SAVED_STATES); |
901 | saved_state_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); |
902 | value = lttv_attribute_add(saved_states_tree, |
903 | lttv_attribute_get_number(saved_states_tree), LTTV_GOBJECT); |
904 | *(value.v_gobject) = (GObject *)saved_state_tree; |
905 | value = lttv_attribute_add(saved_state_tree, LTTV_STATE_TIME, LTTV_TIME); |
906 | *(value.v_time) = tfcs->parent.timestamp; |
907 | lttv_state_save(tcs, saved_state_tree); |
908 | tcs->nb_event = 0; |
909 | } |
910 | return FALSE; |
911 | } |
912 | |
913 | |
914 | void lttv_state_save_add_event_hooks(LttvTracesetState *self) |
915 | { |
916 | LttvTraceset *traceset = self->parent.ts; |
917 | |
918 | guint i, j, k, nb_trace, nb_control, nb_per_cpu, nb_tracefile; |
919 | |
920 | LttvTraceState *ts; |
921 | |
922 | LttvTracefileState *tfs; |
923 | |
924 | LttvTraceHook hook; |
925 | |
926 | nb_trace = lttv_traceset_number(traceset); |
927 | for(i = 0 ; i < nb_trace ; i++) { |
928 | ts = (LttvTraceState *)self->parent.traces[i]; |
929 | lttv_trace_find_hook(ts->parent.t, "core","block_end",NULL, |
930 | NULL, NULL, block_end, &hook); |
931 | |
932 | nb_control = ltt_trace_control_tracefile_number(ts->parent.t); |
933 | nb_per_cpu = ltt_trace_per_cpu_tracefile_number(ts->parent.t); |
934 | nb_tracefile = nb_control + nb_per_cpu; |
935 | for(j = 0 ; j < nb_tracefile ; j++) { |
936 | if(j < nb_control) { |
937 | tfs = LTTV_TRACEFILE_STATE(ts->parent.control_tracefiles[j]); |
938 | } |
939 | else { |
940 | tfs =LTTV_TRACEFILE_STATE(ts->parent.per_cpu_tracefiles[j-nb_control]); |
941 | } |
942 | |
943 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.after_event_by_id, |
944 | hook.id), hook.h, NULL); |
945 | } |
946 | } |
947 | } |
948 | |
949 | |
950 | void lttv_state_save_remove_event_hooks(LttvTracesetState *self) |
951 | { |
952 | LttvTraceset *traceset = self->parent.ts; |
953 | |
954 | guint i, j, k, nb_trace, nb_control, nb_per_cpu, nb_tracefile; |
955 | |
956 | LttvTraceState *ts; |
957 | |
958 | LttvTracefileState *tfs; |
959 | |
960 | LttvTraceHook hook; |
961 | |
962 | nb_trace = lttv_traceset_number(traceset); |
963 | for(i = 0 ; i < nb_trace ; i++) { |
964 | ts = LTTV_TRACE_STATE(self->parent.traces[i]); |
965 | lttv_trace_find_hook(ts->parent.t, "core","block_end",NULL, |
966 | NULL, NULL, block_end, &hook); |
967 | |
968 | nb_control = ltt_trace_control_tracefile_number(ts->parent.t); |
969 | nb_per_cpu = ltt_trace_per_cpu_tracefile_number(ts->parent.t); |
970 | nb_tracefile = nb_control + nb_per_cpu; |
971 | for(j = 0 ; j < nb_tracefile ; j++) { |
972 | if(j < nb_control) { |
973 | tfs = LTTV_TRACEFILE_STATE(ts->parent.control_tracefiles[j]); |
974 | } |
975 | else { |
976 | tfs =LTTV_TRACEFILE_STATE(ts->parent.per_cpu_tracefiles[j-nb_control]); |
977 | } |
978 | |
979 | lttv_hooks_remove_data(lttv_hooks_by_id_find( |
980 | tfs->parent.after_event_by_id, hook.id), hook.h, NULL); |
981 | } |
982 | } |
983 | } |
984 | |
985 | |
986 | void lttv_state_restore_closest_state(LttvTracesetState *self, LttTime t) |
987 | { |
988 | LttvTraceset *traceset = self->parent.ts; |
989 | |
990 | guint i, j, nb_trace, nb_saved_state; |
991 | |
992 | int min_pos, mid_pos, max_pos; |
993 | |
994 | LttvTraceState *tcs; |
995 | |
996 | LttvAttributeValue value; |
997 | |
998 | LttvAttributeType type; |
999 | |
1000 | LttvAttributeName name; |
1001 | |
1002 | LttvAttribute *saved_states_tree, *saved_state_tree, *closest_tree; |
1003 | |
1004 | nb_trace = lttv_traceset_number(traceset); |
1005 | for(i = 0 ; i < nb_trace ; i++) { |
1006 | tcs = (LttvTraceState *)self->parent.traces[i]; |
1007 | |
1008 | saved_states_tree = lttv_attribute_find_subdir(tcs->parent.t_a, |
1009 | LTTV_STATE_SAVED_STATES); |
1010 | min_pos = -1; |
1011 | max_pos = lttv_attribute_get_number(saved_states_tree) - 1; |
1012 | mid_pos = max_pos / 2; |
1013 | while(min_pos < max_pos) { |
1014 | type = lttv_attribute_get(saved_states_tree, mid_pos, &name, &value); |
1015 | g_assert(type == LTTV_GOBJECT); |
1016 | saved_state_tree = *((LttvAttribute **)(value.v_gobject)); |
1017 | type = lttv_attribute_get_by_name(saved_state_tree, LTTV_STATE_TIME, |
1018 | &value); |
1019 | g_assert(type == LTTV_TIME); |
1020 | if(ltt_time_compare(*(value.v_time), t) < 0) { |
1021 | min_pos = mid_pos; |
1022 | closest_tree = saved_state_tree; |
1023 | } |
1024 | else max_pos = mid_pos - 1; |
1025 | |
1026 | mid_pos = (min_pos + max_pos + 1) / 2; |
1027 | } |
1028 | if(min_pos == -1) { |
1029 | restore_init_state(tcs); |
1030 | lttv_process_trace_seek_time(&(tcs->parent), ltt_time_zero); |
1031 | } |
1032 | else lttv_state_restore(tcs, closest_tree); |
1033 | } |
1034 | } |
1035 | |
1036 | |
1037 | static void |
1038 | traceset_state_instance_init (GTypeInstance *instance, gpointer g_class) |
1039 | { |
1040 | } |
1041 | |
1042 | |
1043 | static void |
1044 | traceset_state_finalize (LttvTracesetState *self) |
1045 | { |
1046 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> |
1047 | finalize(G_OBJECT(self)); |
1048 | } |
1049 | |
1050 | |
1051 | static void |
1052 | traceset_state_class_init (LttvTracesetContextClass *klass) |
1053 | { |
1054 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
1055 | |
1056 | gobject_class->finalize = (void (*)(GObject *self)) traceset_state_finalize; |
1057 | klass->init = (void (*)(LttvTracesetContext *self, LttvTraceset *ts))init; |
1058 | klass->fini = (void (*)(LttvTracesetContext *self))fini; |
1059 | klass->new_traceset_context = new_traceset_context; |
1060 | klass->new_trace_context = new_trace_context; |
1061 | klass->new_tracefile_context = new_tracefile_context; |
1062 | } |
1063 | |
1064 | |
1065 | GType |
1066 | lttv_traceset_state_get_type(void) |
1067 | { |
1068 | static GType type = 0; |
1069 | if (type == 0) { |
1070 | static const GTypeInfo info = { |
1071 | sizeof (LttvTracesetStateClass), |
1072 | NULL, /* base_init */ |
1073 | NULL, /* base_finalize */ |
1074 | (GClassInitFunc) traceset_state_class_init, /* class_init */ |
1075 | NULL, /* class_finalize */ |
1076 | NULL, /* class_data */ |
1077 | sizeof (LttvTracesetContext), |
1078 | 0, /* n_preallocs */ |
1079 | (GInstanceInitFunc) traceset_state_instance_init /* instance_init */ |
1080 | }; |
1081 | |
1082 | type = g_type_register_static (LTTV_TRACESET_CONTEXT_TYPE, "LttvTracesetStateType", |
1083 | &info, 0); |
1084 | } |
1085 | return type; |
1086 | } |
1087 | |
1088 | |
1089 | static void |
1090 | trace_state_instance_init (GTypeInstance *instance, gpointer g_class) |
1091 | { |
1092 | } |
1093 | |
1094 | |
1095 | static void |
1096 | trace_state_finalize (LttvTraceState *self) |
1097 | { |
1098 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACE_CONTEXT_TYPE))-> |
1099 | finalize(G_OBJECT(self)); |
1100 | } |
1101 | |
1102 | |
1103 | static void |
1104 | trace_state_class_init (LttvTraceStateClass *klass) |
1105 | { |
1106 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
1107 | |
1108 | gobject_class->finalize = (void (*)(GObject *self)) trace_state_finalize; |
1109 | klass->state_save = state_save; |
1110 | klass->state_restore = state_restore; |
1111 | klass->state_saved_free = state_saved_free; |
1112 | } |
1113 | |
1114 | |
1115 | GType |
1116 | lttv_trace_state_get_type(void) |
1117 | { |
1118 | static GType type = 0; |
1119 | if (type == 0) { |
1120 | static const GTypeInfo info = { |
1121 | sizeof (LttvTraceStateClass), |
1122 | NULL, /* base_init */ |
1123 | NULL, /* base_finalize */ |
1124 | (GClassInitFunc) trace_state_class_init, /* class_init */ |
1125 | NULL, /* class_finalize */ |
1126 | NULL, /* class_data */ |
1127 | sizeof (LttvTraceState), |
1128 | 0, /* n_preallocs */ |
1129 | (GInstanceInitFunc) trace_state_instance_init /* instance_init */ |
1130 | }; |
1131 | |
1132 | type = g_type_register_static (LTTV_TRACE_CONTEXT_TYPE, |
1133 | "LttvTraceStateType", &info, 0); |
1134 | } |
1135 | return type; |
1136 | } |
1137 | |
1138 | |
1139 | static void |
1140 | tracefile_state_instance_init (GTypeInstance *instance, gpointer g_class) |
1141 | { |
1142 | } |
1143 | |
1144 | |
1145 | static void |
1146 | tracefile_state_finalize (LttvTracefileState *self) |
1147 | { |
1148 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACEFILE_CONTEXT_TYPE))-> |
1149 | finalize(G_OBJECT(self)); |
1150 | } |
1151 | |
1152 | |
1153 | static void |
1154 | tracefile_state_class_init (LttvTracefileStateClass *klass) |
1155 | { |
1156 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
1157 | |
1158 | gobject_class->finalize = (void (*)(GObject *self)) tracefile_state_finalize; |
1159 | } |
1160 | |
1161 | |
1162 | GType |
1163 | lttv_tracefile_state_get_type(void) |
1164 | { |
1165 | static GType type = 0; |
1166 | if (type == 0) { |
1167 | static const GTypeInfo info = { |
1168 | sizeof (LttvTracefileStateClass), |
1169 | NULL, /* base_init */ |
1170 | NULL, /* base_finalize */ |
1171 | (GClassInitFunc) tracefile_state_class_init, /* class_init */ |
1172 | NULL, /* class_finalize */ |
1173 | NULL, /* class_data */ |
1174 | sizeof (LttvTracefileState), |
1175 | 0, /* n_preallocs */ |
1176 | (GInstanceInitFunc) tracefile_state_instance_init /* instance_init */ |
1177 | }; |
1178 | |
1179 | type = g_type_register_static (LTTV_TRACEFILE_CONTEXT_TYPE, |
1180 | "LttvTracefileStateType", &info, 0); |
1181 | } |
1182 | return type; |
1183 | } |
1184 | |
1185 | |
ffd54a90 |
1186 | void lttv_state_init(int argc, char **argv) |
1187 | { |
1188 | LTTV_STATE_UNNAMED = g_quark_from_string("unnamed"); |
b445142a |
1189 | LTTV_STATE_MODE_UNKNOWN = g_quark_from_string("unknown execution mode"); |
ffd54a90 |
1190 | LTTV_STATE_USER_MODE = g_quark_from_string("user mode"); |
1191 | LTTV_STATE_WAIT_FORK = g_quark_from_string("wait fork"); |
1192 | LTTV_STATE_SYSCALL = g_quark_from_string("system call"); |
1193 | LTTV_STATE_TRAP = g_quark_from_string("trap"); |
1194 | LTTV_STATE_IRQ = g_quark_from_string("irq"); |
b445142a |
1195 | LTTV_STATE_SUBMODE_UNKNOWN = g_quark_from_string("unknown submode"); |
1196 | LTTV_STATE_SUBMODE_NONE = g_quark_from_string("(no submode)"); |
ffd54a90 |
1197 | LTTV_STATE_WAIT_CPU = g_quark_from_string("wait for cpu"); |
1198 | LTTV_STATE_EXIT = g_quark_from_string("exiting"); |
1199 | LTTV_STATE_WAIT = g_quark_from_string("wait for I/O"); |
1200 | LTTV_STATE_RUN = g_quark_from_string("running"); |
308711e5 |
1201 | LTTV_STATE_TRACEFILES = g_quark_from_string("tracefiles"); |
1202 | LTTV_STATE_PROCESSES = g_quark_from_string("processes"); |
1203 | LTTV_STATE_PROCESS = g_quark_from_string("process"); |
1204 | LTTV_STATE_EVENT = g_quark_from_string("event"); |
1205 | LTTV_STATE_SAVED_STATES = g_quark_from_string("saved states"); |
1206 | LTTV_STATE_TIME = g_quark_from_string("time"); |
ffd54a90 |
1207 | LTTV_STATE_HOOKS = g_quark_from_string("saved state hooks"); |
1208 | } |
dc877563 |
1209 | |
ffd54a90 |
1210 | void lttv_state_destroy() |
1211 | { |
1212 | } |
dc877563 |
1213 | |
1214 | |
1215 | |
1216 | |