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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 | |
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81 | static LttvTracesetContext * |
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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 | |
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88 | static LttvTraceContext * |
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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 | |
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95 | static LttvTracefileContext * |
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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; |
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275 | process->state = intr; |
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276 | } |
277 | |
278 | |
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279 | static void pop_state(LttvTracefileState *tfs, LttvInterruptType t) |
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280 | { |
281 | LttvProcessState *process = tfs->process; |
282 | |
283 | guint depth = process->interrupt_stack->len - 1; |
284 | |
285 | g_assert(process->state->t == t); |
286 | g_array_remove_index(process->interrupt_stack, depth); |
287 | depth--; |
288 | process->state = &g_array_index(process->interrupt_stack, LttvInterruptState, |
289 | depth); |
290 | } |
291 | |
292 | |
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293 | LttvProcessState *create_process(LttvTracefileState *tfs, |
294 | LttvProcessState *parent, guint pid) |
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295 | { |
296 | LttvProcessState *process = g_new(LttvProcessState, 1); |
297 | |
298 | LttvInterruptState *intr; |
299 | |
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300 | LttvTraceContext *tc; |
301 | |
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302 | LttvTraceState *tcs; |
303 | |
304 | LttvTracefileContext *tfc = LTTV_TRACEFILE_CONTEXT(tfs); |
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305 | |
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306 | tcs = (LttvTraceState *)tc = tfc->t_context; |
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307 | |
308 | g_hash_table_insert(tcs->processes, GUINT_TO_POINTER(pid), process); |
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309 | process->pid = pid; |
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310 | process->birth = tfc->timestamp; |
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311 | process->name = LTTV_STATE_UNNAMED; |
312 | process->interrupt_stack = g_array_new(FALSE, FALSE, |
313 | sizeof(LttvInterruptState)); |
314 | g_array_set_size(process->interrupt_stack, 1); |
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315 | intr = process->state = &g_array_index(process->interrupt_stack, |
316 | LttvInterruptState, 0); |
ba576a78 |
317 | intr->t = LTTV_STATE_USER_MODE; |
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318 | intr->n = 0; |
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319 | intr->entry = tfc->timestamp; |
320 | intr->last_change = tfc->timestamp; |
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321 | intr->s = LTTV_STATE_WAIT_FORK; |
322 | } |
323 | |
324 | |
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325 | LttvProcessState *find_process(LttvTracefileState *tfs, guint pid) |
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326 | { |
ba576a78 |
327 | LttvTraceState *ts =(LttvTraceState *)LTTV_TRACEFILE_CONTEXT(tfs)->t_context; |
328 | LttvProcessState *process = g_hash_table_lookup(ts->processes, |
329 | GUINT_TO_POINTER(pid)); |
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330 | if(process == NULL) process = create_process(tfs, NULL, pid); |
331 | return process; |
332 | } |
333 | |
334 | |
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335 | void exit_process(LttvTracefileState *tfs, LttvProcessState *process) |
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336 | { |
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337 | LttvTraceState *ts = LTTV_TRACE_STATE(tfs->parent.t_context); |
338 | |
339 | g_hash_table_remove(ts->processes, GUINT_TO_POINTER(process->pid)); |
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340 | g_array_free(process->interrupt_stack, TRUE); |
341 | g_free(process); |
342 | } |
343 | |
344 | |
345 | void free_process_state(gpointer key, gpointer value, gpointer user_data) |
346 | { |
347 | g_array_free(((LttvProcessState *)value)->interrupt_stack, TRUE); |
348 | g_free(value); |
349 | } |
350 | |
351 | |
352 | void remove_all_processes(GHashTable *processes) |
353 | { |
354 | g_hash_table_foreach(processes, free_process_state, NULL); |
355 | } |
356 | |
357 | |
358 | gboolean syscall_entry(void *hook_data, void *call_data) |
359 | { |
360 | LttField *f = (LttField *)hook_data; |
361 | |
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362 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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363 | |
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364 | push_state(s, LTTV_STATE_SYSCALL, ltt_event_get_unsigned( |
365 | LTTV_TRACEFILE_CONTEXT(s)->e, f)); |
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366 | return FALSE; |
367 | } |
368 | |
369 | |
370 | gboolean syscall_exit(void *hook_data, void *call_data) |
371 | { |
ba576a78 |
372 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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373 | |
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374 | pop_state(s, LTTV_STATE_SYSCALL); |
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375 | return FALSE; |
376 | } |
377 | |
378 | |
379 | gboolean trap_entry(void *hook_data, void *call_data) |
380 | { |
381 | LttField *f = (LttField *)hook_data; |
382 | |
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383 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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384 | |
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385 | push_state(s, LTTV_STATE_TRAP, ltt_event_get_unsigned(s->parent.e, f)); |
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386 | return FALSE; |
387 | } |
388 | |
389 | |
390 | gboolean trap_exit(void *hook_data, void *call_data) |
391 | { |
ba576a78 |
392 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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393 | |
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394 | pop_state(s, LTTV_STATE_TRAP); |
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395 | return FALSE; |
396 | } |
397 | |
398 | |
399 | gboolean irq_entry(void *hook_data, void *call_data) |
400 | { |
401 | LttField *f = (LttField *)hook_data; |
402 | |
ba576a78 |
403 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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404 | |
405 | /* Do something with the info about being in user or system mode when int? */ |
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406 | push_state(s, LTTV_STATE_IRQ, ltt_event_get_unsigned(s->parent.e, f)); |
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407 | return FALSE; |
408 | } |
409 | |
410 | |
411 | gboolean irq_exit(void *hook_data, void *call_data) |
412 | { |
ba576a78 |
413 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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414 | |
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415 | pop_state(s, LTTV_STATE_IRQ); |
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416 | return FALSE; |
417 | } |
418 | |
419 | |
420 | gboolean schedchange(void *hook_data, void *call_data) |
421 | { |
422 | struct HookData *h = (struct HookData *)hook_data; |
423 | |
ba576a78 |
424 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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425 | |
426 | guint pid_in, pid_out, state_out; |
427 | |
ba576a78 |
428 | pid_in = ltt_event_get_int(s->parent.e, h->f1); |
429 | pid_out = ltt_event_get_int(s->parent.e, h->f2); |
430 | state_out = ltt_event_get_int(s->parent.e, h->f3); |
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431 | if(s->process != NULL) { |
ffd54a90 |
432 | if(state_out == 0) s->process->state->s = LTTV_STATE_WAIT_CPU; |
433 | else if(s->process->state->s == LTTV_STATE_EXIT) |
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434 | exit_process(s, s->process); |
ffd54a90 |
435 | else s->process->state->s = LTTV_STATE_WAIT; |
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436 | } |
ba576a78 |
437 | s->process = find_process(s, pid_in); |
ffd54a90 |
438 | s->process->state->s = LTTV_STATE_RUN; |
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439 | return FALSE; |
440 | } |
441 | |
442 | |
443 | gboolean process_fork(void *hook_data, void *call_data) |
444 | { |
445 | LttField *f = (LttField *)hook_data; |
446 | |
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447 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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448 | |
449 | guint child_pid; |
450 | |
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451 | child_pid = ltt_event_get_int(s->parent.e, f); |
452 | create_process(s, s->process, child_pid); |
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453 | return FALSE; |
454 | } |
455 | |
456 | |
457 | gboolean process_exit(void *hook_data, void *call_data) |
458 | { |
ba576a78 |
459 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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460 | |
461 | if(s->process != NULL) { |
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462 | s->process->state->s = LTTV_STATE_EXIT; |
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463 | } |
464 | return FALSE; |
465 | } |
466 | |
467 | |
468 | static LttField * |
469 | find_field(LttEventType *et, const char *field) |
470 | { |
471 | LttType *t; |
472 | |
473 | LttField *f; |
474 | |
475 | guint i, nb; |
476 | |
477 | char *name; |
478 | |
479 | if(field == NULL) return NULL; |
480 | |
481 | f = ltt_eventtype_field(et); |
482 | t = ltt_eventtype_type(et); |
483 | g_assert(ltt_type_class(t) == LTT_STRUCT); |
484 | nb = ltt_type_member_number(t); |
485 | for(i = 0 ; i < nb ; i++) { |
486 | ltt_type_member_type(t, i, &name); |
487 | if(strcmp(name, field) == 0) break; |
488 | } |
489 | g_assert(i < nb); |
490 | return ltt_field_member(f, i); |
491 | } |
492 | |
493 | |
ba576a78 |
494 | static struct HookId |
495 | find_hook(LttTrace *t, char *facility, char *event, |
496 | char *field1, char *field2, char *field3, LttvHook h) |
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497 | { |
498 | LttFacility *f; |
499 | |
500 | LttEventType *et; |
501 | |
502 | guint nb, pos, i; |
503 | |
504 | struct HookId hook_id; |
505 | |
506 | struct HookData hook_data, *phook_data; |
507 | |
508 | char *name; |
509 | |
510 | nb = ltt_trace_facility_find(t, facility, &pos); |
511 | if(nb < 1) g_error("No %s facility", facility); |
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512 | f = ltt_trace_facility_get(t, pos); |
513 | et = ltt_facility_eventtype_get_by_name(f, event); |
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514 | if(et == NULL) g_error("Event %s does not exist", event); |
515 | |
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516 | hook_id.id = ltt_eventtype_id(et); |
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517 | hook_id.h = h; |
518 | hook_id.free_hook_data = FALSE; |
519 | hook_data.f1 = find_field(et, field1); |
520 | hook_data.f2 = find_field(et, field2); |
521 | hook_data.f3 = find_field(et, field3); |
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522 | if(hook_data.f1 == NULL) hook_id.hook_data = NULL; |
523 | else if(hook_data.f2 == NULL) hook_id.hook_data = hook_data.f1; |
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524 | else { |
525 | phook_data = g_new(struct HookData, 1); |
526 | *phook_data = hook_data; |
527 | hook_id.hook_data = phook_data; |
528 | hook_id.free_hook_data = TRUE; |
529 | } |
530 | return hook_id; |
531 | } |
532 | |
533 | |
534 | lttv_state_add_event_hooks(LttvTracesetState *self) |
535 | { |
ba576a78 |
536 | LttvTraceset *traceset = self->parent.ts; |
dc877563 |
537 | |
ba576a78 |
538 | guint i, j, k, nb_trace, nb_control, nb_per_cpu, nb_tracefile; |
dc877563 |
539 | |
540 | LttFacility *f; |
541 | |
542 | LttEventType *et; |
543 | |
ba576a78 |
544 | LttvTraceState *ts; |
dc877563 |
545 | |
ba576a78 |
546 | LttvTracefileState *tfs; |
dc877563 |
547 | |
548 | void *hook_data; |
549 | |
550 | GArray *hooks; |
551 | |
552 | struct HookId hook_id; |
553 | |
554 | LttvAttributeValue val; |
555 | |
ba576a78 |
556 | nb_trace = lttv_traceset_number(traceset); |
dc877563 |
557 | for(i = 0 ; i < nb_trace ; i++) { |
ba576a78 |
558 | ts = (LttvTraceState *)self->parent.traces[i]; |
dc877563 |
559 | |
560 | /* Find the eventtype id for the following events and register the |
561 | associated by id hooks. */ |
562 | |
ba576a78 |
563 | hooks = g_array_new(FALSE, FALSE, sizeof(struct HookId)); |
564 | g_array_add(hooks, find_hook(ts->parent.t, "core","syscall_entry", |
565 | "syscall_id", NULL, NULL, syscall_entry)); |
566 | g_array_add(hooks, find_hook(ts->parent.t, "core", "syscall_exit", |
567 | NULL, NULL, NULL, syscall_exit)); |
568 | g_array_add(hooks, find_hook(ts->parent.t, "core", "trap_entry", "trap_id", |
569 | NULL, NULL, trap_entry)); |
570 | g_array_add(hooks, find_hook(ts->parent.t, "core", "trap_exit", NULL, NULL, |
dc877563 |
571 | NULL, trap_exit)); |
ba576a78 |
572 | g_array_add(hooks, find_hook(ts->parent.t, "core", "irq_entry", "irq_id", |
573 | NULL, NULL, irq_entry)); |
574 | g_array_add(hooks, find_hook(ts->parent.t, "core", "irq_exit", NULL, NULL, |
dc877563 |
575 | NULL, irq_exit)); |
ba576a78 |
576 | g_array_add(hooks, find_hook(ts->parent.t, "core", "schedchange", |
577 | "in", "out", "out_state", schedchange)); |
578 | g_array_add(hooks, find_hook(ts->parent.t, "core", "process_fork", |
579 | "child_pid", NULL, NULL, process_fork)); |
580 | g_array_add(hooks, find_hook(ts->parent.t, "core", "process_exit", |
581 | NULL, NULL, NULL, process_exit)); |
dc877563 |
582 | |
583 | /* Add these hooks to each before_event_by_id hooks list */ |
584 | |
ba576a78 |
585 | nb_control = ltt_trace_control_tracefile_number(ts->parent.t); |
586 | nb_per_cpu = ltt_trace_control_tracefile_number(ts->parent.t); |
dc877563 |
587 | nb_tracefile = nb_control + nb_per_cpu; |
588 | for(j = 0 ; j < nb_tracefile ; j++) { |
589 | if(j < nb_control) { |
ba576a78 |
590 | tfs = LTTV_TRACEFILE_STATE(ts->parent.control_tracefiles[j]); |
dc877563 |
591 | } |
592 | else { |
ba576a78 |
593 | tfs = LTTV_TRACEFILE_STATE(ts->parent.per_cpu_tracefiles[j]); |
dc877563 |
594 | } |
595 | |
596 | for(k = 0 ; k < hooks->len ; k++) { |
597 | hook_id = g_array_index(hooks, struct HookId, k); |
ba576a78 |
598 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.before_event_by_id, |
599 | hook_id.id), hook_id.h, hook_id.hook_data); |
ffd54a90 |
600 | } |
dc877563 |
601 | } |
ba576a78 |
602 | lttv_attribute_find(self->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); |
603 | *(val.v_pointer) = hooks; |
dc877563 |
604 | } |
605 | } |
606 | |
607 | |
608 | lttv_state_remove_event_hooks(LttvTracesetState *self) |
609 | { |
ba576a78 |
610 | LttvTraceset *traceset = self->parent.ts; |
dc877563 |
611 | |
ba576a78 |
612 | guint i, j, k, nb_trace, nb_control, nb_per_cpu, nb_tracefile; |
dc877563 |
613 | |
ba576a78 |
614 | LttvTraceState *ts; |
dc877563 |
615 | |
ba576a78 |
616 | LttvTracefileState *tfs; |
dc877563 |
617 | |
618 | void *hook_data; |
619 | |
620 | GArray *hooks; |
621 | |
622 | struct HookId hook_id; |
623 | |
624 | LttvAttributeValue val; |
625 | |
ba576a78 |
626 | nb_trace = lttv_traceset_number(traceset); |
dc877563 |
627 | for(i = 0 ; i < nb_trace ; i++) { |
ba576a78 |
628 | ts = LTTV_TRACE_STATE(self->parent.traces[i]); |
629 | lttv_attribute_find(self->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); |
630 | hooks = *(val.v_pointer); |
dc877563 |
631 | |
632 | /* Add these hooks to each before_event_by_id hooks list */ |
633 | |
ba576a78 |
634 | nb_control = ltt_trace_control_tracefile_number(ts->parent.t); |
635 | nb_per_cpu = ltt_trace_control_tracefile_number(ts->parent.t); |
dc877563 |
636 | nb_tracefile = nb_control + nb_per_cpu; |
637 | for(j = 0 ; j < nb_tracefile ; j++) { |
638 | if(j < nb_control) { |
ba576a78 |
639 | tfs = LTTV_TRACEFILE_STATE(ts->parent.control_tracefiles[j]); |
dc877563 |
640 | } |
641 | else { |
ba576a78 |
642 | tfs = LTTV_TRACEFILE_STATE(ts->parent.per_cpu_tracefiles[j]); |
dc877563 |
643 | } |
644 | |
645 | for(k = 0 ; k < hooks->len ; k++) { |
646 | hook_id = g_array_index(hooks, struct HookId, k); |
ba576a78 |
647 | lttv_hooks_remove_data( |
648 | lttv_hooks_by_id_find(tfs->parent.before_event_by_id, |
649 | hook_id.id), hook_id.h, hook_id.hook_data); |
ffd54a90 |
650 | |
651 | } |
652 | for(k = 0 ; k < hooks->len ; k++) { |
653 | hook_id = g_array_index(hooks, struct HookId, k); |
ba576a78 |
654 | if(hook_id.free_hook_data) g_free(hook_id.hook_data); |
ffd54a90 |
655 | } |
dc877563 |
656 | } |
657 | g_array_free(hooks, TRUE); |
658 | } |
659 | } |
660 | |
661 | |
ffd54a90 |
662 | void lttv_state_init(int argc, char **argv) |
663 | { |
664 | LTTV_STATE_UNNAMED = g_quark_from_string("unnamed"); |
665 | LTTV_STATE_USER_MODE = g_quark_from_string("user mode"); |
666 | LTTV_STATE_WAIT_FORK = g_quark_from_string("wait fork"); |
667 | LTTV_STATE_SYSCALL = g_quark_from_string("system call"); |
668 | LTTV_STATE_TRAP = g_quark_from_string("trap"); |
669 | LTTV_STATE_IRQ = g_quark_from_string("irq"); |
670 | LTTV_STATE_WAIT_CPU = g_quark_from_string("wait for cpu"); |
671 | LTTV_STATE_EXIT = g_quark_from_string("exiting"); |
672 | LTTV_STATE_WAIT = g_quark_from_string("wait for I/O"); |
673 | LTTV_STATE_RUN = g_quark_from_string("running"); |
674 | LTTV_STATE_HOOKS = g_quark_from_string("saved state hooks"); |
675 | } |
dc877563 |
676 | |
ffd54a90 |
677 | void lttv_state_destroy() |
678 | { |
679 | } |
dc877563 |
680 | |
681 | |
682 | |
683 | |