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1 | |
2 | #include <lttv/state.h> |
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3 | #include <ltt/facility.h> |
4 | #include <ltt/trace.h> |
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5 | |
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6 | LttvInterruptType |
7 | LTTV_STATE_USER_MODE, |
8 | LTTV_STATE_SYSCALL, |
9 | LTTV_STATE_TRAP, |
10 | LTTV_STATE_IRQ; |
11 | |
12 | |
13 | LttvProcessStatus |
14 | LTTV_STATE_UNNAMED, |
15 | LTTV_STATE_WAIT_FORK, |
16 | LTTV_STATE_WAIT_CPU, |
17 | LTTV_STATE_EXIT, |
18 | LTTV_STATE_WAIT, |
19 | LTTV_STATE_RUN; |
20 | |
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21 | static GQuark |
22 | LTTV_STATE_HOOKS; |
23 | |
24 | void remove_all_processes(GHashTable *processes); |
25 | |
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26 | |
27 | static void |
28 | init(LttvTracesetState *self, LttvTraceset *ts) |
29 | { |
30 | guint i, j, nb_trace, nb_tracefile; |
31 | |
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32 | LttvTraceContext *tc; |
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33 | |
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34 | LttvTraceState *tcs; |
35 | |
36 | LttvTracefileContext *tfc; |
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37 | |
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38 | LttvTracefileState *tfcs; |
39 | |
40 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek_parent(LTTV_TRACESET_STATE_GET_CLASS(self)))->init((LttvTracesetContext *)self, ts); |
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41 | |
42 | nb_trace = lttv_traceset_number(ts); |
43 | for(i = 0 ; i < nb_trace ; i++) { |
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44 | tcs = (LttvTraceState *)tc = (LTTV_TRACESET_CONTEXT(self)->traces[i]); |
45 | tcs->processes = g_hash_table_new(g_direct_hash, g_direct_equal); |
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46 | |
47 | nb_tracefile = ltt_trace_control_tracefile_number(tc->t); |
48 | for(j = 0 ; j < nb_tracefile ; j++) { |
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49 | tfcs = (LttvTracefileState *)tfc = tc->control_tracefiles[j]; |
50 | tfcs->process = NULL; |
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51 | } |
52 | |
53 | nb_tracefile = ltt_trace_per_cpu_tracefile_number(tc->t); |
54 | for(j = 0 ; j < nb_tracefile ; j++) { |
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55 | tfcs = (LttvTracefileState *)tfc = tc->per_cpu_tracefiles[j]; |
56 | tfcs->process = NULL; |
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57 | } |
58 | } |
59 | } |
60 | |
61 | |
62 | static void |
63 | fini(LttvTracesetState *self) |
64 | { |
65 | guint i, j, nb_trace, nb_tracefile; |
66 | |
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67 | LttvTraceState *tcs; |
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68 | |
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69 | LttvTracefileState *tfcs; |
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70 | |
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71 | nb_trace = lttv_traceset_number(LTTV_TRACESET_CONTEXT(self)->ts); |
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72 | for(i = 0 ; i < nb_trace ; i++) { |
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73 | tcs = (LttvTraceState *)(LTTV_TRACESET_CONTEXT(self)->traces[i]); |
74 | remove_all_processes(tcs->processes); |
75 | g_hash_table_destroy(tcs->processes); |
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76 | } |
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77 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek_parent(LTTV_TRACESET_STATE_GET_CLASS(self)))->fini((LttvTracesetContext *)self); |
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78 | } |
79 | |
80 | |
81 | LttvTracesetContext * |
82 | new_traceset_context(LttvTracesetContext *self) |
83 | { |
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84 | return LTTV_TRACESET_CONTEXT(g_object_new(LTTV_TRACESET_STATE_TYPE, NULL)); |
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85 | } |
86 | |
87 | |
88 | LttvTraceContext * |
89 | new_trace_context(LttvTracesetContext *self) |
90 | { |
ffd54a90 |
91 | return LTTV_TRACE_CONTEXT(g_object_new(LTTV_TRACE_STATE_TYPE, NULL)); |
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92 | } |
93 | |
94 | |
95 | LttvTracefileContext * |
96 | new_tracefile_context(LttvTracesetContext *self) |
97 | { |
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98 | return LTTV_TRACEFILE_CONTEXT(g_object_new(LTTV_TRACEFILE_STATE_TYPE, NULL)); |
99 | } |
100 | |
101 | |
102 | static void |
103 | traceset_state_instance_init (GTypeInstance *instance, gpointer g_class) |
104 | { |
105 | } |
106 | |
107 | |
108 | static void |
109 | traceset_state_finalize (LttvTracesetContext *self) |
110 | { |
111 | G_OBJECT_CLASS(g_type_class_peek_parent(LTTV_TRACESET_STATE_GET_CLASS(self)))->finalize(G_OBJECT(self)); |
112 | } |
113 | |
114 | |
115 | static void |
116 | traceset_state_class_init (LttvTracesetContextClass *klass) |
117 | { |
118 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
119 | |
120 | gobject_class->finalize = (void (*)(GObject *self)) traceset_state_finalize; |
121 | klass->init = (void (*)(LttvTracesetContext *self, LttvTraceset *ts))init; |
122 | klass->fini = (void (*)(LttvTracesetContext *self))fini; |
123 | klass->new_traceset_context = new_traceset_context; |
124 | klass->new_trace_context = new_trace_context; |
125 | klass->new_tracefile_context = new_tracefile_context; |
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126 | } |
127 | |
128 | |
129 | GType |
130 | lttv_traceset_state_get_type(void) |
131 | { |
132 | static GType type = 0; |
133 | if (type == 0) { |
134 | static const GTypeInfo info = { |
135 | sizeof (LttvTracesetStateClass), |
136 | NULL, /* base_init */ |
137 | NULL, /* base_finalize */ |
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138 | (GClassInitFunc) traceset_state_class_init, /* class_init */ |
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139 | NULL, /* class_finalize */ |
140 | NULL, /* class_data */ |
141 | sizeof (LttvTracesetContext), |
142 | 0, /* n_preallocs */ |
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143 | (GInstanceInitFunc) traceset_state_instance_init /* instance_init */ |
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144 | }; |
145 | |
146 | type = g_type_register_static (LTTV_TRACESET_CONTEXT_TYPE, "LttvTracesetStateType", |
147 | &info, 0); |
148 | } |
149 | return type; |
150 | } |
151 | |
152 | |
153 | static void |
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154 | trace_state_instance_init (GTypeInstance *instance, gpointer g_class) |
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155 | { |
156 | } |
157 | |
158 | |
159 | static void |
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160 | trace_state_finalize (LttvTraceContext *self) |
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161 | { |
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162 | G_OBJECT_CLASS(g_type_class_peek_parent(LTTV_TRACE_STATE_GET_CLASS(self)))->finalize(G_OBJECT(self)); |
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163 | } |
164 | |
165 | |
166 | static void |
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167 | trace_state_class_init (LttvTraceContextClass *klass) |
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168 | { |
169 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
170 | |
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171 | gobject_class->finalize = (void (*)(GObject *self)) trace_state_finalize; |
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172 | } |
173 | |
174 | |
175 | GType |
176 | lttv_trace_state_get_type(void) |
177 | { |
178 | static GType type = 0; |
179 | if (type == 0) { |
180 | static const GTypeInfo info = { |
181 | sizeof (LttvTraceStateClass), |
182 | NULL, /* base_init */ |
183 | NULL, /* base_finalize */ |
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184 | (GClassInitFunc) trace_state_class_init, /* class_init */ |
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185 | NULL, /* class_finalize */ |
186 | NULL, /* class_data */ |
187 | sizeof (LttvTracesetState), |
188 | 0, /* n_preallocs */ |
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189 | (GInstanceInitFunc) trace_state_instance_init /* instance_init */ |
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190 | }; |
191 | |
192 | type = g_type_register_static (LTTV_TRACE_CONTEXT_TYPE, |
193 | "LttvTraceStateType", &info, 0); |
194 | } |
195 | return type; |
196 | } |
197 | |
198 | |
199 | static void |
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200 | tracefile_state_instance_init (GTypeInstance *instance, gpointer g_class) |
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201 | { |
202 | } |
203 | |
204 | |
205 | static void |
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206 | tracefile_state_finalize (LttvTracefileState *self) |
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207 | { |
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208 | G_OBJECT_CLASS(g_type_class_peek_parent(LTTV_TRACEFILE_STATE_GET_CLASS(self)))->finalize(G_OBJECT(self)); |
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209 | } |
210 | |
211 | |
212 | static void |
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213 | tracefile_state_class_init (LttvTracefileStateClass *klass) |
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214 | { |
215 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
216 | |
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217 | gobject_class->finalize = (void (*)(GObject *self)) tracefile_state_finalize; |
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218 | } |
219 | |
220 | |
221 | GType |
222 | lttv_tracefile_state_get_type(void) |
223 | { |
224 | static GType type = 0; |
225 | if (type == 0) { |
226 | static const GTypeInfo info = { |
227 | sizeof (LttvTracefileStateClass), |
228 | NULL, /* base_init */ |
229 | NULL, /* base_finalize */ |
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230 | (GClassInitFunc) tracefile_state_class_init, /* class_init */ |
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231 | NULL, /* class_finalize */ |
232 | NULL, /* class_data */ |
233 | sizeof (LttvTracefileState), |
234 | 0, /* n_preallocs */ |
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235 | (GInstanceInitFunc) tracefile_state_instance_init /* instance_init */ |
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236 | }; |
237 | |
238 | type = g_type_register_static (LTTV_TRACEFILE_CONTEXT_TYPE, |
239 | "LttvTracefileStateType", &info, 0); |
240 | } |
241 | return type; |
242 | } |
243 | |
244 | |
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245 | struct HookData { |
246 | LttField *f1; |
247 | LttField *f2; |
248 | LttField *f3; |
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249 | }; |
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250 | |
251 | |
252 | struct HookId { |
253 | LttvHook h; |
254 | guint id; |
255 | void *hook_data; |
256 | gboolean free_hook_data; |
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257 | }; |
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258 | |
259 | |
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260 | static void push_state(LttvTracefileState *tfs, LttvInterruptType t, |
261 | guint state_id) |
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262 | { |
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263 | LttvInterruptState *intr; |
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264 | |
265 | LttvProcessState *process = tfs->process; |
266 | |
267 | guint depth = process->interrupt_stack->len; |
268 | |
269 | g_array_set_size(process->interrupt_stack, depth + 1); |
270 | intr = &g_array_index(process->interrupt_stack, LttvInterruptState, depth); |
271 | intr->t = t; |
272 | intr->n = state_id; |
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273 | intr->entry = intr->last_change = LTTV_TRACEFILE_CONTEXT(tfs)->timestamp; |
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274 | intr->s = process->state->s; |
275 | } |
276 | |
277 | |
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278 | static void pop_state(LttvTracefileState *tfs, LttvInterruptType t) |
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279 | { |
280 | LttvProcessState *process = tfs->process; |
281 | |
282 | guint depth = process->interrupt_stack->len - 1; |
283 | |
284 | g_assert(process->state->t == t); |
285 | g_array_remove_index(process->interrupt_stack, depth); |
286 | depth--; |
287 | process->state = &g_array_index(process->interrupt_stack, LttvInterruptState, |
288 | depth); |
289 | } |
290 | |
291 | |
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292 | LttvProcessState *create_process(LttvTracefileState *tfs, |
293 | LttvProcessState *parent, guint pid) |
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294 | { |
295 | LttvProcessState *process = g_new(LttvProcessState, 1); |
296 | |
297 | LttvInterruptState *intr; |
298 | |
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299 | LttvTraceContext *tc; |
300 | |
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301 | LttvTraceState *tcs; |
302 | |
303 | LttvTracefileContext *tfc = LTTV_TRACEFILE_CONTEXT(tfs); |
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304 | |
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305 | tcs = (LttvTraceState *)tc = tfc->t_context; |
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306 | |
307 | g_hash_table_insert(tcs->processes, GUINT_TO_POINTER(pid), process); |
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308 | process->pid = pid; |
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309 | process->birth = tfc->timestamp; |
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310 | process->name = LTTV_STATE_UNNAMED; |
311 | process->interrupt_stack = g_array_new(FALSE, FALSE, |
312 | sizeof(LttvInterruptState)); |
313 | g_array_set_size(process->interrupt_stack, 1); |
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314 | intr = process->state = &g_array_index(process->interrupt_stack, |
315 | LttvInterruptState, 0); |
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316 | intr->t = LTTV_STATE_USER_MODE; |
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317 | intr->n = 0; |
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318 | intr->entry = tfc->timestamp; |
319 | intr->last_change = tfc->timestamp; |
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320 | intr->s = LTTV_STATE_WAIT_FORK; |
321 | } |
322 | |
323 | |
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324 | LttvProcessState *find_process(LttvTracefileState *tfs, guint pid) |
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325 | { |
ba576a78 |
326 | LttvTraceState *ts =(LttvTraceState *)LTTV_TRACEFILE_CONTEXT(tfs)->t_context; |
327 | LttvProcessState *process = g_hash_table_lookup(ts->processes, |
328 | GUINT_TO_POINTER(pid)); |
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329 | if(process == NULL) process = create_process(tfs, NULL, pid); |
330 | return process; |
331 | } |
332 | |
333 | |
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334 | void exit_process(LttvTracefileState *tfs, LttvProcessState *process) |
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335 | { |
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336 | LttvTraceState *ts = LTTV_TRACE_STATE(tfs->parent.t_context); |
337 | |
338 | g_hash_table_remove(ts->processes, GUINT_TO_POINTER(process->pid)); |
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339 | g_array_free(process->interrupt_stack, TRUE); |
340 | g_free(process); |
341 | } |
342 | |
343 | |
344 | void free_process_state(gpointer key, gpointer value, gpointer user_data) |
345 | { |
346 | g_array_free(((LttvProcessState *)value)->interrupt_stack, TRUE); |
347 | g_free(value); |
348 | } |
349 | |
350 | |
351 | void remove_all_processes(GHashTable *processes) |
352 | { |
353 | g_hash_table_foreach(processes, free_process_state, NULL); |
354 | } |
355 | |
356 | |
357 | gboolean syscall_entry(void *hook_data, void *call_data) |
358 | { |
359 | LttField *f = (LttField *)hook_data; |
360 | |
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361 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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362 | |
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363 | push_state(s, LTTV_STATE_SYSCALL, ltt_event_get_unsigned( |
364 | LTTV_TRACEFILE_CONTEXT(s)->e, f)); |
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365 | return FALSE; |
366 | } |
367 | |
368 | |
369 | gboolean syscall_exit(void *hook_data, void *call_data) |
370 | { |
ba576a78 |
371 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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372 | |
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373 | pop_state(s, LTTV_STATE_SYSCALL); |
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374 | return FALSE; |
375 | } |
376 | |
377 | |
378 | gboolean trap_entry(void *hook_data, void *call_data) |
379 | { |
380 | LttField *f = (LttField *)hook_data; |
381 | |
ba576a78 |
382 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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383 | |
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384 | push_state(s, LTTV_STATE_TRAP, ltt_event_get_unsigned(s->parent.e, f)); |
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385 | return FALSE; |
386 | } |
387 | |
388 | |
389 | gboolean trap_exit(void *hook_data, void *call_data) |
390 | { |
ba576a78 |
391 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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392 | |
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393 | pop_state(s, LTTV_STATE_TRAP); |
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394 | return FALSE; |
395 | } |
396 | |
397 | |
398 | gboolean irq_entry(void *hook_data, void *call_data) |
399 | { |
400 | LttField *f = (LttField *)hook_data; |
401 | |
ba576a78 |
402 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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403 | |
404 | /* Do something with the info about being in user or system mode when int? */ |
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405 | push_state(s, LTTV_STATE_IRQ, ltt_event_get_unsigned(s->parent.e, f)); |
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406 | return FALSE; |
407 | } |
408 | |
409 | |
410 | gboolean irq_exit(void *hook_data, void *call_data) |
411 | { |
ba576a78 |
412 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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413 | |
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414 | pop_state(s, LTTV_STATE_IRQ); |
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415 | return FALSE; |
416 | } |
417 | |
418 | |
419 | gboolean schedchange(void *hook_data, void *call_data) |
420 | { |
421 | struct HookData *h = (struct HookData *)hook_data; |
422 | |
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423 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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424 | |
425 | guint pid_in, pid_out, state_out; |
426 | |
ba576a78 |
427 | pid_in = ltt_event_get_int(s->parent.e, h->f1); |
428 | pid_out = ltt_event_get_int(s->parent.e, h->f2); |
429 | state_out = ltt_event_get_int(s->parent.e, h->f3); |
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430 | if(s->process != NULL) { |
ffd54a90 |
431 | if(state_out == 0) s->process->state->s = LTTV_STATE_WAIT_CPU; |
432 | else if(s->process->state->s == LTTV_STATE_EXIT) |
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433 | exit_process(s, s->process); |
ffd54a90 |
434 | else s->process->state->s = LTTV_STATE_WAIT; |
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435 | } |
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436 | s->process = find_process(s, pid_in); |
ffd54a90 |
437 | s->process->state->s = LTTV_STATE_RUN; |
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438 | return FALSE; |
439 | } |
440 | |
441 | |
442 | gboolean process_fork(void *hook_data, void *call_data) |
443 | { |
444 | LttField *f = (LttField *)hook_data; |
445 | |
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446 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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447 | |
448 | guint child_pid; |
449 | |
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450 | child_pid = ltt_event_get_int(s->parent.e, f); |
451 | create_process(s, s->process, child_pid); |
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452 | return FALSE; |
453 | } |
454 | |
455 | |
456 | gboolean process_exit(void *hook_data, void *call_data) |
457 | { |
ba576a78 |
458 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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459 | |
460 | if(s->process != NULL) { |
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461 | s->process->state->s = LTTV_STATE_EXIT; |
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462 | } |
463 | return FALSE; |
464 | } |
465 | |
466 | |
467 | static LttField * |
468 | find_field(LttEventType *et, const char *field) |
469 | { |
470 | LttType *t; |
471 | |
472 | LttField *f; |
473 | |
474 | guint i, nb; |
475 | |
476 | char *name; |
477 | |
478 | if(field == NULL) return NULL; |
479 | |
480 | f = ltt_eventtype_field(et); |
481 | t = ltt_eventtype_type(et); |
482 | g_assert(ltt_type_class(t) == LTT_STRUCT); |
483 | nb = ltt_type_member_number(t); |
484 | for(i = 0 ; i < nb ; i++) { |
485 | ltt_type_member_type(t, i, &name); |
486 | if(strcmp(name, field) == 0) break; |
487 | } |
488 | g_assert(i < nb); |
489 | return ltt_field_member(f, i); |
490 | } |
491 | |
492 | |
ba576a78 |
493 | static struct HookId |
494 | find_hook(LttTrace *t, char *facility, char *event, |
495 | char *field1, char *field2, char *field3, LttvHook h) |
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496 | { |
497 | LttFacility *f; |
498 | |
499 | LttEventType *et; |
500 | |
501 | guint nb, pos, i; |
502 | |
503 | struct HookId hook_id; |
504 | |
505 | struct HookData hook_data, *phook_data; |
506 | |
507 | char *name; |
508 | |
509 | nb = ltt_trace_facility_find(t, facility, &pos); |
510 | if(nb < 1) g_error("No %s facility", facility); |
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511 | f = ltt_trace_facility_get(t, pos); |
512 | et = ltt_facility_eventtype_get_by_name(f, event); |
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513 | if(et == NULL) g_error("Event %s does not exist", event); |
514 | |
ba576a78 |
515 | hook_id.id = *(ltt_eventtype_id(et)); /* CHECK */ |
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516 | hook_id.h = h; |
517 | hook_id.free_hook_data = FALSE; |
518 | hook_data.f1 = find_field(et, field1); |
519 | hook_data.f2 = find_field(et, field2); |
520 | hook_data.f3 = find_field(et, field3); |
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521 | if(hook_data.f1 == NULL) hook_id.hook_data = NULL; |
522 | else if(hook_data.f2 == NULL) hook_id.hook_data = hook_data.f1; |
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523 | else { |
524 | phook_data = g_new(struct HookData, 1); |
525 | *phook_data = hook_data; |
526 | hook_id.hook_data = phook_data; |
527 | hook_id.free_hook_data = TRUE; |
528 | } |
529 | return hook_id; |
530 | } |
531 | |
532 | |
533 | lttv_state_add_event_hooks(LttvTracesetState *self) |
534 | { |
ba576a78 |
535 | LttvTraceset *traceset = self->parent.ts; |
dc877563 |
536 | |
ba576a78 |
537 | guint i, j, k, nb_trace, nb_control, nb_per_cpu, nb_tracefile; |
dc877563 |
538 | |
539 | LttFacility *f; |
540 | |
541 | LttEventType *et; |
542 | |
ba576a78 |
543 | LttvTraceState *ts; |
dc877563 |
544 | |
ba576a78 |
545 | LttvTracefileState *tfs; |
dc877563 |
546 | |
547 | void *hook_data; |
548 | |
549 | GArray *hooks; |
550 | |
551 | struct HookId hook_id; |
552 | |
553 | LttvAttributeValue val; |
554 | |
ba576a78 |
555 | nb_trace = lttv_traceset_number(traceset); |
dc877563 |
556 | for(i = 0 ; i < nb_trace ; i++) { |
ba576a78 |
557 | ts = (LttvTraceState *)self->parent.traces[i]; |
dc877563 |
558 | |
559 | /* Find the eventtype id for the following events and register the |
560 | associated by id hooks. */ |
561 | |
ba576a78 |
562 | hooks = g_array_new(FALSE, FALSE, sizeof(struct HookId)); |
563 | g_array_add(hooks, find_hook(ts->parent.t, "core","syscall_entry", |
564 | "syscall_id", NULL, NULL, syscall_entry)); |
565 | g_array_add(hooks, find_hook(ts->parent.t, "core", "syscall_exit", |
566 | NULL, NULL, NULL, syscall_exit)); |
567 | g_array_add(hooks, find_hook(ts->parent.t, "core", "trap_entry", "trap_id", |
568 | NULL, NULL, trap_entry)); |
569 | g_array_add(hooks, find_hook(ts->parent.t, "core", "trap_exit", NULL, NULL, |
dc877563 |
570 | NULL, trap_exit)); |
ba576a78 |
571 | g_array_add(hooks, find_hook(ts->parent.t, "core", "irq_entry", "irq_id", |
572 | NULL, NULL, irq_entry)); |
573 | g_array_add(hooks, find_hook(ts->parent.t, "core", "irq_exit", NULL, NULL, |
dc877563 |
574 | NULL, irq_exit)); |
ba576a78 |
575 | g_array_add(hooks, find_hook(ts->parent.t, "core", "schedchange", |
576 | "in", "out", "out_state", schedchange)); |
577 | g_array_add(hooks, find_hook(ts->parent.t, "core", "process_fork", |
578 | "child_pid", NULL, NULL, process_fork)); |
579 | g_array_add(hooks, find_hook(ts->parent.t, "core", "process_exit", |
580 | NULL, NULL, NULL, process_exit)); |
dc877563 |
581 | |
582 | /* Add these hooks to each before_event_by_id hooks list */ |
583 | |
ba576a78 |
584 | nb_control = ltt_trace_control_tracefile_number(ts->parent.t); |
585 | nb_per_cpu = ltt_trace_control_tracefile_number(ts->parent.t); |
dc877563 |
586 | nb_tracefile = nb_control + nb_per_cpu; |
587 | for(j = 0 ; j < nb_tracefile ; j++) { |
588 | if(j < nb_control) { |
ba576a78 |
589 | tfs = LTTV_TRACEFILE_STATE(ts->parent.control_tracefiles[j]); |
dc877563 |
590 | } |
591 | else { |
ba576a78 |
592 | tfs = LTTV_TRACEFILE_STATE(ts->parent.per_cpu_tracefiles[j]); |
dc877563 |
593 | } |
594 | |
595 | for(k = 0 ; k < hooks->len ; k++) { |
596 | hook_id = g_array_index(hooks, struct HookId, k); |
ba576a78 |
597 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.before_event_by_id, |
598 | hook_id.id), hook_id.h, hook_id.hook_data); |
ffd54a90 |
599 | } |
dc877563 |
600 | } |
ba576a78 |
601 | lttv_attribute_find(self->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); |
602 | *(val.v_pointer) = hooks; |
dc877563 |
603 | } |
604 | } |
605 | |
606 | |
607 | lttv_state_remove_event_hooks(LttvTracesetState *self) |
608 | { |
ba576a78 |
609 | LttvTraceset *traceset = self->parent.ts; |
dc877563 |
610 | |
ba576a78 |
611 | guint i, j, k, nb_trace, nb_control, nb_per_cpu, nb_tracefile; |
dc877563 |
612 | |
ba576a78 |
613 | LttvTraceState *ts; |
dc877563 |
614 | |
ba576a78 |
615 | LttvTracefileState *tfs; |
dc877563 |
616 | |
617 | void *hook_data; |
618 | |
619 | GArray *hooks; |
620 | |
621 | struct HookId hook_id; |
622 | |
623 | LttvAttributeValue val; |
624 | |
ba576a78 |
625 | nb_trace = lttv_traceset_number(traceset); |
dc877563 |
626 | for(i = 0 ; i < nb_trace ; i++) { |
ba576a78 |
627 | ts = LTTV_TRACE_STATE(self->parent.traces[i]); |
628 | lttv_attribute_find(self->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); |
629 | hooks = *(val.v_pointer); |
dc877563 |
630 | |
631 | /* Add these hooks to each before_event_by_id hooks list */ |
632 | |
ba576a78 |
633 | nb_control = ltt_trace_control_tracefile_number(ts->parent.t); |
634 | nb_per_cpu = ltt_trace_control_tracefile_number(ts->parent.t); |
dc877563 |
635 | nb_tracefile = nb_control + nb_per_cpu; |
636 | for(j = 0 ; j < nb_tracefile ; j++) { |
637 | if(j < nb_control) { |
ba576a78 |
638 | tfs = LTTV_TRACEFILE_STATE(ts->parent.control_tracefiles[j]); |
dc877563 |
639 | } |
640 | else { |
ba576a78 |
641 | tfs = LTTV_TRACEFILE_STATE(ts->parent.per_cpu_tracefiles[j]); |
dc877563 |
642 | } |
643 | |
644 | for(k = 0 ; k < hooks->len ; k++) { |
645 | hook_id = g_array_index(hooks, struct HookId, k); |
ba576a78 |
646 | lttv_hooks_remove_data( |
647 | lttv_hooks_by_id_find(tfs->parent.before_event_by_id, |
648 | hook_id.id), hook_id.h, hook_id.hook_data); |
ffd54a90 |
649 | |
650 | } |
651 | for(k = 0 ; k < hooks->len ; k++) { |
652 | hook_id = g_array_index(hooks, struct HookId, k); |
ba576a78 |
653 | if(hook_id.free_hook_data) g_free(hook_id.hook_data); |
ffd54a90 |
654 | } |
dc877563 |
655 | } |
656 | g_array_free(hooks, TRUE); |
657 | } |
658 | } |
659 | |
660 | |
ffd54a90 |
661 | void lttv_state_init(int argc, char **argv) |
662 | { |
663 | LTTV_STATE_UNNAMED = g_quark_from_string("unnamed"); |
664 | LTTV_STATE_USER_MODE = g_quark_from_string("user mode"); |
665 | LTTV_STATE_WAIT_FORK = g_quark_from_string("wait fork"); |
666 | LTTV_STATE_SYSCALL = g_quark_from_string("system call"); |
667 | LTTV_STATE_TRAP = g_quark_from_string("trap"); |
668 | LTTV_STATE_IRQ = g_quark_from_string("irq"); |
669 | LTTV_STATE_WAIT_CPU = g_quark_from_string("wait for cpu"); |
670 | LTTV_STATE_EXIT = g_quark_from_string("exiting"); |
671 | LTTV_STATE_WAIT = g_quark_from_string("wait for I/O"); |
672 | LTTV_STATE_RUN = g_quark_from_string("running"); |
673 | LTTV_STATE_HOOKS = g_quark_from_string("saved state hooks"); |
674 | } |
dc877563 |
675 | |
ffd54a90 |
676 | void lttv_state_destroy() |
677 | { |
678 | } |
dc877563 |
679 | |
680 | |
681 | |
682 | |