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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 | LttvExecutionMode |
7 | LTTV_STATE_MODE_UNKNOWN, |
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8 | LTTV_STATE_USER_MODE, |
9 | LTTV_STATE_SYSCALL, |
10 | LTTV_STATE_TRAP, |
11 | LTTV_STATE_IRQ; |
12 | |
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13 | LttvExecutionSubmode |
14 | LTTV_STATE_SUBMODE_UNKNOWN, |
15 | LTTV_STATE_SUBMODE_NONE; |
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16 | |
17 | LttvProcessStatus |
18 | LTTV_STATE_UNNAMED, |
19 | LTTV_STATE_WAIT_FORK, |
20 | LTTV_STATE_WAIT_CPU, |
21 | LTTV_STATE_EXIT, |
22 | LTTV_STATE_WAIT, |
23 | LTTV_STATE_RUN; |
24 | |
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25 | static GQuark |
26 | LTTV_STATE_HOOKS; |
27 | |
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28 | |
29 | static void fill_name_tables(LttvTraceState *tcs); |
30 | |
31 | static void free_name_tables(LttvTraceState *tcs); |
32 | |
33 | static void remove_all_processes(GHashTable *processes); |
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34 | |
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35 | LttvProcessState *create_process(LttvTracefileState *tfs, |
36 | LttvProcessState *parent, guint pid); |
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37 | |
38 | static void |
39 | init(LttvTracesetState *self, LttvTraceset *ts) |
40 | { |
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41 | guint i, j, nb_trace, nb_control, nb_per_cpu, nb_tracefile; |
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42 | |
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43 | LttvTraceContext *tc; |
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44 | |
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45 | LttvTraceState *tcs; |
46 | |
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47 | LttvTracefileState *tfcs; |
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48 | |
49 | LttTime timestamp = {0,0}; |
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50 | |
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51 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> |
52 | init((LttvTracesetContext *)self, ts); |
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53 | |
54 | nb_trace = lttv_traceset_number(ts); |
55 | for(i = 0 ; i < nb_trace ; i++) { |
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56 | tc = self->parent.traces[i]; |
57 | tcs = (LttvTraceState *)tc; |
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58 | tcs->processes = g_hash_table_new(g_direct_hash, g_direct_equal); |
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59 | fill_name_tables(tcs); |
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60 | |
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61 | nb_control = ltt_trace_control_tracefile_number(tc->t); |
62 | nb_per_cpu = ltt_trace_per_cpu_tracefile_number(tc->t); |
63 | nb_tracefile = nb_control + nb_per_cpu; |
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64 | for(j = 0 ; j < nb_tracefile ; j++) { |
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65 | if(j < nb_control) { |
66 | tfcs = LTTV_TRACEFILE_STATE(tc->control_tracefiles[j]); |
67 | } |
68 | else { |
69 | tfcs = LTTV_TRACEFILE_STATE(tc->per_cpu_tracefiles[j - nb_control]); |
70 | } |
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71 | |
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72 | tfcs->parent.timestamp = timestamp; |
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73 | tfcs->process = create_process(tfcs, NULL,0); |
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74 | tfcs->cpu_name= g_quark_from_string(ltt_tracefile_name(tfcs->parent.tf)); |
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75 | } |
76 | } |
77 | } |
78 | |
79 | |
80 | static void |
81 | fini(LttvTracesetState *self) |
82 | { |
83 | guint i, j, nb_trace, nb_tracefile; |
84 | |
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85 | LttvTraceState *tcs; |
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86 | |
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87 | LttvTracefileState *tfcs; |
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88 | |
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89 | nb_trace = lttv_traceset_number(LTTV_TRACESET_CONTEXT(self)->ts); |
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90 | for(i = 0 ; i < nb_trace ; i++) { |
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91 | tcs = (LttvTraceState *)(LTTV_TRACESET_CONTEXT(self)->traces[i]); |
92 | remove_all_processes(tcs->processes); |
93 | g_hash_table_destroy(tcs->processes); |
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94 | free_name_tables(tcs); |
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95 | } |
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96 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> |
97 | fini((LttvTracesetContext *)self); |
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98 | } |
99 | |
100 | |
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101 | static LttvTracesetContext * |
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102 | new_traceset_context(LttvTracesetContext *self) |
103 | { |
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104 | return LTTV_TRACESET_CONTEXT(g_object_new(LTTV_TRACESET_STATE_TYPE, NULL)); |
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105 | } |
106 | |
107 | |
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108 | static LttvTraceContext * |
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109 | new_trace_context(LttvTracesetContext *self) |
110 | { |
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111 | return LTTV_TRACE_CONTEXT(g_object_new(LTTV_TRACE_STATE_TYPE, NULL)); |
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112 | } |
113 | |
114 | |
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115 | static LttvTracefileContext * |
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116 | new_tracefile_context(LttvTracesetContext *self) |
117 | { |
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118 | return LTTV_TRACEFILE_CONTEXT(g_object_new(LTTV_TRACEFILE_STATE_TYPE, NULL)); |
119 | } |
120 | |
121 | |
122 | static void |
123 | traceset_state_instance_init (GTypeInstance *instance, gpointer g_class) |
124 | { |
125 | } |
126 | |
127 | |
128 | static void |
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129 | traceset_state_finalize (LttvTracesetState *self) |
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130 | { |
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131 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> |
132 | finalize(G_OBJECT(self)); |
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133 | } |
134 | |
135 | |
136 | static void |
137 | traceset_state_class_init (LttvTracesetContextClass *klass) |
138 | { |
139 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
140 | |
141 | gobject_class->finalize = (void (*)(GObject *self)) traceset_state_finalize; |
142 | klass->init = (void (*)(LttvTracesetContext *self, LttvTraceset *ts))init; |
143 | klass->fini = (void (*)(LttvTracesetContext *self))fini; |
144 | klass->new_traceset_context = new_traceset_context; |
145 | klass->new_trace_context = new_trace_context; |
146 | klass->new_tracefile_context = new_tracefile_context; |
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147 | } |
148 | |
149 | |
150 | GType |
151 | lttv_traceset_state_get_type(void) |
152 | { |
153 | static GType type = 0; |
154 | if (type == 0) { |
155 | static const GTypeInfo info = { |
156 | sizeof (LttvTracesetStateClass), |
157 | NULL, /* base_init */ |
158 | NULL, /* base_finalize */ |
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159 | (GClassInitFunc) traceset_state_class_init, /* class_init */ |
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160 | NULL, /* class_finalize */ |
161 | NULL, /* class_data */ |
162 | sizeof (LttvTracesetContext), |
163 | 0, /* n_preallocs */ |
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164 | (GInstanceInitFunc) traceset_state_instance_init /* instance_init */ |
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165 | }; |
166 | |
167 | type = g_type_register_static (LTTV_TRACESET_CONTEXT_TYPE, "LttvTracesetStateType", |
168 | &info, 0); |
169 | } |
170 | return type; |
171 | } |
172 | |
173 | |
174 | static void |
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175 | trace_state_instance_init (GTypeInstance *instance, gpointer g_class) |
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176 | { |
177 | } |
178 | |
179 | |
180 | static void |
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181 | trace_state_finalize (LttvTraceState *self) |
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182 | { |
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183 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACE_CONTEXT_TYPE))-> |
184 | finalize(G_OBJECT(self)); |
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185 | } |
186 | |
187 | |
188 | static void |
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189 | trace_state_class_init (LttvTraceContextClass *klass) |
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190 | { |
191 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
192 | |
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193 | gobject_class->finalize = (void (*)(GObject *self)) trace_state_finalize; |
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194 | } |
195 | |
196 | |
197 | GType |
198 | lttv_trace_state_get_type(void) |
199 | { |
200 | static GType type = 0; |
201 | if (type == 0) { |
202 | static const GTypeInfo info = { |
203 | sizeof (LttvTraceStateClass), |
204 | NULL, /* base_init */ |
205 | NULL, /* base_finalize */ |
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206 | (GClassInitFunc) trace_state_class_init, /* class_init */ |
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207 | NULL, /* class_finalize */ |
208 | NULL, /* class_data */ |
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209 | sizeof (LttvTraceState), |
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210 | 0, /* n_preallocs */ |
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211 | (GInstanceInitFunc) trace_state_instance_init /* instance_init */ |
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212 | }; |
213 | |
214 | type = g_type_register_static (LTTV_TRACE_CONTEXT_TYPE, |
215 | "LttvTraceStateType", &info, 0); |
216 | } |
217 | return type; |
218 | } |
219 | |
220 | |
221 | static void |
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222 | tracefile_state_instance_init (GTypeInstance *instance, gpointer g_class) |
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223 | { |
224 | } |
225 | |
226 | |
227 | static void |
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228 | tracefile_state_finalize (LttvTracefileState *self) |
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229 | { |
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230 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACEFILE_CONTEXT_TYPE))-> |
231 | finalize(G_OBJECT(self)); |
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232 | } |
233 | |
234 | |
235 | static void |
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236 | tracefile_state_class_init (LttvTracefileStateClass *klass) |
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237 | { |
238 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
239 | |
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240 | gobject_class->finalize = (void (*)(GObject *self)) tracefile_state_finalize; |
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241 | } |
242 | |
243 | |
244 | GType |
245 | lttv_tracefile_state_get_type(void) |
246 | { |
247 | static GType type = 0; |
248 | if (type == 0) { |
249 | static const GTypeInfo info = { |
250 | sizeof (LttvTracefileStateClass), |
251 | NULL, /* base_init */ |
252 | NULL, /* base_finalize */ |
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253 | (GClassInitFunc) tracefile_state_class_init, /* class_init */ |
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254 | NULL, /* class_finalize */ |
255 | NULL, /* class_data */ |
256 | sizeof (LttvTracefileState), |
257 | 0, /* n_preallocs */ |
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258 | (GInstanceInitFunc) tracefile_state_instance_init /* instance_init */ |
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259 | }; |
260 | |
261 | type = g_type_register_static (LTTV_TRACEFILE_CONTEXT_TYPE, |
262 | "LttvTracefileStateType", &info, 0); |
263 | } |
264 | return type; |
265 | } |
266 | |
267 | |
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268 | static void |
269 | fill_name_tables(LttvTraceState *tcs) |
270 | { |
271 | int i, nb; |
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272 | |
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273 | char *f_name, *e_name; |
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274 | |
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275 | LttvTraceHook h; |
276 | |
277 | LttEventType *et; |
278 | |
279 | LttType *t; |
280 | |
281 | GString *fe_name = g_string_new(""); |
282 | |
283 | nb = ltt_trace_eventtype_number(tcs->parent.t); |
284 | tcs->eventtype_names = g_new(GQuark, nb); |
285 | for(i = 0 ; i < nb ; i++) { |
286 | et = ltt_trace_eventtype_get(tcs->parent.t, i); |
287 | e_name = ltt_eventtype_name(et); |
288 | f_name = ltt_facility_name(ltt_eventtype_facility(et)); |
289 | g_string_printf(fe_name, "%s.%s", f_name, e_name); |
290 | tcs->eventtype_names[i] = g_quark_from_string(fe_name->str); |
291 | } |
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292 | |
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293 | lttv_trace_find_hook(tcs->parent.t, "core", "syscall_entry", |
294 | "syscall_id", NULL, NULL, NULL, &h); |
295 | t = ltt_field_type(h.f1); |
296 | nb = ltt_type_element_number(t); |
297 | |
298 | /* CHECK syscalls should be an emun but currently are not! |
299 | tcs->syscall_names = g_new(GQuark, nb); |
300 | |
301 | for(i = 0 ; i < nb ; i++) { |
302 | tcs->syscall_names[i] = g_quark_from_string(ltt_enum_string_get(t, i)); |
303 | } |
304 | */ |
305 | |
306 | tcs->syscall_names = g_new(GQuark, 256); |
307 | for(i = 0 ; i < 256 ; i++) { |
308 | g_string_printf(fe_name, "syscall %d", i); |
309 | tcs->syscall_names[i] = g_quark_from_string(fe_name->str); |
310 | } |
311 | |
312 | lttv_trace_find_hook(tcs->parent.t, "core", "trap_entry", |
313 | "trap_id", NULL, NULL, NULL, &h); |
314 | t = ltt_field_type(h.f1); |
315 | nb = ltt_type_element_number(t); |
316 | |
317 | /* |
318 | tcs->trap_names = g_new(GQuark, nb); |
319 | for(i = 0 ; i < nb ; i++) { |
320 | tcs->trap_names[i] = g_quark_from_string(ltt_enum_string_get(t, i)); |
321 | } |
322 | */ |
323 | |
324 | tcs->trap_names = g_new(GQuark, 256); |
325 | for(i = 0 ; i < 256 ; i++) { |
326 | g_string_printf(fe_name, "trap %d", i); |
327 | tcs->trap_names[i] = g_quark_from_string(fe_name->str); |
328 | } |
329 | |
330 | lttv_trace_find_hook(tcs->parent.t, "core", "irq_entry", |
331 | "irq_id", NULL, NULL, NULL, &h); |
332 | t = ltt_field_type(h.f1); |
333 | nb = ltt_type_element_number(t); |
334 | |
335 | /* |
336 | tcs->irq_names = g_new(GQuark, nb); |
337 | for(i = 0 ; i < nb ; i++) { |
338 | tcs->irq_names[i] = g_quark_from_string(ltt_enum_string_get(t, i)); |
339 | } |
340 | */ |
341 | |
342 | tcs->irq_names = g_new(GQuark, 256); |
343 | for(i = 0 ; i < 256 ; i++) { |
344 | g_string_printf(fe_name, "irq %d", i); |
345 | tcs->irq_names[i] = g_quark_from_string(fe_name->str); |
346 | } |
347 | |
348 | g_string_free(fe_name, TRUE); |
349 | } |
350 | |
351 | |
352 | static void |
353 | free_name_tables(LttvTraceState *tcs) |
354 | { |
355 | g_free(tcs->eventtype_names); |
356 | g_free(tcs->syscall_names); |
357 | g_free(tcs->trap_names); |
358 | g_free(tcs->irq_names); |
359 | } |
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360 | |
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361 | |
362 | static void push_state(LttvTracefileState *tfs, LttvExecutionMode t, |
ffd54a90 |
363 | guint state_id) |
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364 | { |
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365 | LttvExecutionState *es; |
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366 | |
367 | LttvProcessState *process = tfs->process; |
368 | |
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369 | guint depth = process->execution_stack->len; |
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370 | |
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371 | g_array_set_size(process->execution_stack, depth + 1); |
372 | es = &g_array_index(process->execution_stack, LttvExecutionState, depth); |
373 | es->t = t; |
374 | es->n = state_id; |
375 | es->entry = es->change = tfs->parent.timestamp; |
376 | es->s = process->state->s; |
377 | process->state = es; |
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378 | } |
379 | |
380 | |
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381 | static void pop_state(LttvTracefileState *tfs, LttvExecutionMode t) |
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382 | { |
383 | LttvProcessState *process = tfs->process; |
384 | |
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385 | guint depth = process->execution_stack->len - 1; |
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386 | |
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387 | if(process->state->t != t){ |
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388 | g_warning("Different execution mode type (%d.%09d): ignore it\n", |
389 | tfs->parent.timestamp.tv_sec, tfs->parent.timestamp.tv_nsec); |
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390 | g_warning("process state has %s when pop_int is %s\n", |
391 | g_quark_to_string(process->state->t), |
392 | g_quark_to_string(t)); |
393 | g_warning("{ %u, %u, %s, %s }\n", |
394 | process->pid, |
395 | process->ppid, |
396 | g_quark_to_string(process->name), |
397 | g_quark_to_string(process->state->s)); |
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398 | return; |
399 | } |
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400 | |
401 | if(depth == 0){ |
402 | g_warning("Trying to pop last state on stack (%d.%09d): ignore it\n", |
403 | tfs->parent.timestamp.tv_sec, tfs->parent.timestamp.tv_nsec); |
404 | return; |
405 | } |
406 | |
407 | g_array_remove_index(process->execution_stack, depth); |
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408 | depth--; |
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409 | process->state = &g_array_index(process->execution_stack, LttvExecutionState, |
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410 | depth); |
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411 | process->state->change = tfs->parent.timestamp; |
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412 | } |
413 | |
414 | |
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415 | LttvProcessState *create_process(LttvTracefileState *tfs, |
416 | LttvProcessState *parent, guint pid) |
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417 | { |
418 | LttvProcessState *process = g_new(LttvProcessState, 1); |
419 | |
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420 | LttvExecutionState *es; |
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421 | |
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422 | LttvTraceContext *tc; |
423 | |
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424 | LttvTraceState *tcs; |
425 | |
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426 | char buffer[128]; |
ffd54a90 |
427 | |
b445142a |
428 | tcs = (LttvTraceState *)tc = tfs->parent.t_context; |
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429 | |
430 | g_hash_table_insert(tcs->processes, GUINT_TO_POINTER(pid), process); |
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431 | process->pid = pid; |
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432 | |
433 | if(parent) { |
434 | process->ppid = parent->pid; |
435 | process->name = parent->name; |
436 | } |
437 | else { |
438 | process->ppid = 0; |
439 | process->name = LTTV_STATE_UNNAMED; |
440 | } |
441 | |
442 | process->creation_time = tfs->parent.timestamp; |
443 | sprintf(buffer,"%d-%lu.%lu",pid, process->creation_time.tv_sec, |
444 | process->creation_time.tv_nsec); |
445 | process->pid_time = g_quark_from_string(buffer); |
446 | process->execution_stack = g_array_new(FALSE, FALSE, |
447 | sizeof(LttvExecutionState)); |
448 | g_array_set_size(process->execution_stack, 1); |
449 | es = process->state = &g_array_index(process->execution_stack, |
450 | LttvExecutionState, 0); |
451 | es->t = LTTV_STATE_USER_MODE; |
452 | es->n = LTTV_STATE_SUBMODE_NONE; |
453 | es->entry = tfs->parent.timestamp; |
454 | es->change = tfs->parent.timestamp; |
455 | es->s = LTTV_STATE_WAIT_FORK; |
cbe7c836 |
456 | |
457 | return process; |
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458 | } |
459 | |
460 | |
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461 | LttvProcessState *lttv_state_find_process(LttvTracefileState *tfs, guint pid) |
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462 | { |
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463 | LttvTraceState *ts =(LttvTraceState *)LTTV_TRACEFILE_CONTEXT(tfs)->t_context; |
464 | LttvProcessState *process = g_hash_table_lookup(ts->processes, |
465 | GUINT_TO_POINTER(pid)); |
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466 | if(process == NULL) process = create_process(tfs, NULL, pid); |
467 | return process; |
468 | } |
469 | |
470 | |
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471 | static void exit_process(LttvTracefileState *tfs, LttvProcessState *process) |
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472 | { |
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473 | LttvTraceState *ts = LTTV_TRACE_STATE(tfs->parent.t_context); |
474 | |
475 | g_hash_table_remove(ts->processes, GUINT_TO_POINTER(process->pid)); |
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476 | g_array_free(process->execution_stack, TRUE); |
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477 | g_free(process); |
478 | } |
479 | |
480 | |
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481 | static void free_process_state(gpointer key, gpointer value,gpointer user_data) |
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482 | { |
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483 | g_array_free(((LttvProcessState *)value)->execution_stack, TRUE); |
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484 | g_free(value); |
485 | } |
486 | |
487 | |
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488 | static void remove_all_processes(GHashTable *processes) |
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489 | { |
490 | g_hash_table_foreach(processes, free_process_state, NULL); |
491 | } |
492 | |
493 | |
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494 | static gboolean syscall_entry(void *hook_data, void *call_data) |
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495 | { |
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496 | LttField *f = ((LttvTraceHook *)hook_data)->f1; |
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497 | |
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498 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
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499 | |
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500 | LttvExecutionSubmode submode; |
501 | |
502 | submode = ((LttvTraceState *)(s->parent.t_context))->syscall_names[ |
503 | ltt_event_get_unsigned(s->parent.e, f)]; |
504 | push_state(s, LTTV_STATE_SYSCALL, submode); |
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505 | return FALSE; |
506 | } |
507 | |
508 | |
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509 | static gboolean syscall_exit(void *hook_data, void *call_data) |
dc877563 |
510 | { |
ba576a78 |
511 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
512 | |
ffd54a90 |
513 | pop_state(s, LTTV_STATE_SYSCALL); |
dc877563 |
514 | return FALSE; |
515 | } |
516 | |
517 | |
b445142a |
518 | static gboolean trap_entry(void *hook_data, void *call_data) |
dc877563 |
519 | { |
b445142a |
520 | LttField *f = ((LttvTraceHook *)hook_data)->f1; |
dc877563 |
521 | |
ba576a78 |
522 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
523 | |
b445142a |
524 | LttvExecutionSubmode submode; |
525 | |
526 | submode = ((LttvTraceState *)(s->parent.t_context))->trap_names[ |
527 | ltt_event_get_unsigned(s->parent.e, f)]; |
528 | push_state(s, LTTV_STATE_TRAP, submode); |
dc877563 |
529 | return FALSE; |
530 | } |
531 | |
532 | |
b445142a |
533 | static gboolean trap_exit(void *hook_data, void *call_data) |
dc877563 |
534 | { |
ba576a78 |
535 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
536 | |
ffd54a90 |
537 | pop_state(s, LTTV_STATE_TRAP); |
dc877563 |
538 | return FALSE; |
539 | } |
540 | |
541 | |
b445142a |
542 | static gboolean irq_entry(void *hook_data, void *call_data) |
dc877563 |
543 | { |
b445142a |
544 | LttField *f = ((LttvTraceHook *)hook_data)->f1; |
dc877563 |
545 | |
ba576a78 |
546 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
547 | |
b445142a |
548 | LttvExecutionSubmode submode; |
549 | |
550 | submode = ((LttvTraceState *)(s->parent.t_context))->irq_names[ |
551 | ltt_event_get_unsigned(s->parent.e, f)]; |
552 | |
dc877563 |
553 | /* Do something with the info about being in user or system mode when int? */ |
b445142a |
554 | push_state(s, LTTV_STATE_IRQ, submode); |
dc877563 |
555 | return FALSE; |
556 | } |
557 | |
558 | |
b445142a |
559 | static gboolean irq_exit(void *hook_data, void *call_data) |
dc877563 |
560 | { |
ba576a78 |
561 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
562 | |
ffd54a90 |
563 | pop_state(s, LTTV_STATE_IRQ); |
dc877563 |
564 | return FALSE; |
565 | } |
566 | |
567 | |
b445142a |
568 | static gboolean schedchange(void *hook_data, void *call_data) |
dc877563 |
569 | { |
b445142a |
570 | LttvTraceHook *h = (LttvTraceHook *)hook_data; |
dc877563 |
571 | |
ba576a78 |
572 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
573 | |
574 | guint pid_in, pid_out, state_out; |
575 | |
3d27549e |
576 | pid_in = ltt_event_get_unsigned(s->parent.e, h->f1); |
577 | pid_out = ltt_event_get_unsigned(s->parent.e, h->f2); |
578 | state_out = ltt_event_get_unsigned(s->parent.e, h->f3); |
b445142a |
579 | |
dc877563 |
580 | if(s->process != NULL) { |
b445142a |
581 | |
ffd54a90 |
582 | if(state_out == 0) s->process->state->s = LTTV_STATE_WAIT_CPU; |
583 | else if(s->process->state->s == LTTV_STATE_EXIT) |
ba576a78 |
584 | exit_process(s, s->process); |
ffd54a90 |
585 | else s->process->state->s = LTTV_STATE_WAIT; |
3d27549e |
586 | |
587 | if(s->process->pid == 0) |
588 | s->process->pid == pid_out; |
b445142a |
589 | |
590 | s->process->state->change = s->parent.timestamp; |
dc877563 |
591 | } |
b445142a |
592 | s->process = lttv_state_find_process(s, pid_in); |
ffd54a90 |
593 | s->process->state->s = LTTV_STATE_RUN; |
b445142a |
594 | s->process->state->change = s->parent.timestamp; |
dc877563 |
595 | return FALSE; |
596 | } |
597 | |
598 | |
b445142a |
599 | static gboolean process_fork(void *hook_data, void *call_data) |
dc877563 |
600 | { |
b445142a |
601 | LttField *f = ((LttvTraceHook *)hook_data)->f1; |
dc877563 |
602 | |
ba576a78 |
603 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
604 | |
605 | guint child_pid; |
606 | |
3d27549e |
607 | child_pid = ltt_event_get_unsigned(s->parent.e, f); |
ba576a78 |
608 | create_process(s, s->process, child_pid); |
dc877563 |
609 | return FALSE; |
610 | } |
611 | |
612 | |
b445142a |
613 | static gboolean process_exit(void *hook_data, void *call_data) |
dc877563 |
614 | { |
ba576a78 |
615 | LttvTracefileState *s = (LttvTracefileState *)call_data; |
dc877563 |
616 | |
617 | if(s->process != NULL) { |
ffd54a90 |
618 | s->process->state->s = LTTV_STATE_EXIT; |
dc877563 |
619 | } |
620 | return FALSE; |
621 | } |
622 | |
623 | |
dc877563 |
624 | lttv_state_add_event_hooks(LttvTracesetState *self) |
625 | { |
ba576a78 |
626 | LttvTraceset *traceset = self->parent.ts; |
dc877563 |
627 | |
ba576a78 |
628 | guint i, j, k, nb_trace, nb_control, nb_per_cpu, nb_tracefile; |
dc877563 |
629 | |
630 | LttFacility *f; |
631 | |
632 | LttEventType *et; |
633 | |
ba576a78 |
634 | LttvTraceState *ts; |
dc877563 |
635 | |
ba576a78 |
636 | LttvTracefileState *tfs; |
dc877563 |
637 | |
638 | void *hook_data; |
639 | |
640 | GArray *hooks; |
641 | |
b445142a |
642 | LttvTraceHook hook; |
dc877563 |
643 | |
644 | LttvAttributeValue val; |
645 | |
ba576a78 |
646 | nb_trace = lttv_traceset_number(traceset); |
dc877563 |
647 | for(i = 0 ; i < nb_trace ; i++) { |
ba576a78 |
648 | ts = (LttvTraceState *)self->parent.traces[i]; |
dc877563 |
649 | |
650 | /* Find the eventtype id for the following events and register the |
651 | associated by id hooks. */ |
652 | |
b445142a |
653 | hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook)); |
654 | g_array_set_size(hooks, 9); |
655 | |
656 | lttv_trace_find_hook(ts->parent.t, "core","syscall_entry","syscall_id", |
657 | NULL, NULL, syscall_entry, &g_array_index(hooks, LttvTraceHook, 0)); |
cbe7c836 |
658 | |
b445142a |
659 | lttv_trace_find_hook(ts->parent.t, "core", "syscall_exit", NULL, NULL, |
660 | NULL, syscall_exit, &g_array_index(hooks, LttvTraceHook, 1)); |
cbe7c836 |
661 | |
b445142a |
662 | lttv_trace_find_hook(ts->parent.t, "core", "trap_entry", "trap_id", |
663 | NULL, NULL, trap_entry, &g_array_index(hooks, LttvTraceHook, 2)); |
cbe7c836 |
664 | |
b445142a |
665 | lttv_trace_find_hook(ts->parent.t, "core", "trap_exit", NULL, NULL, NULL, |
666 | trap_exit, &g_array_index(hooks, LttvTraceHook, 3)); |
cbe7c836 |
667 | |
b445142a |
668 | lttv_trace_find_hook(ts->parent.t, "core", "irq_entry", "irq_id", NULL, |
669 | NULL, irq_entry, &g_array_index(hooks, LttvTraceHook, 4)); |
cbe7c836 |
670 | |
b445142a |
671 | lttv_trace_find_hook(ts->parent.t, "core", "irq_exit", NULL, NULL, NULL, |
672 | irq_exit, &g_array_index(hooks, LttvTraceHook, 5)); |
cbe7c836 |
673 | |
b445142a |
674 | lttv_trace_find_hook(ts->parent.t, "core", "schedchange", "in", "out", |
675 | "out_state", schedchange, &g_array_index(hooks, LttvTraceHook, 6)); |
cbe7c836 |
676 | |
b445142a |
677 | lttv_trace_find_hook(ts->parent.t, "core", "process_fork", "child_pid", |
678 | NULL, NULL, process_fork, &g_array_index(hooks, LttvTraceHook, 7)); |
cbe7c836 |
679 | |
b445142a |
680 | lttv_trace_find_hook(ts->parent.t, "core", "process_exit", NULL, NULL, |
681 | NULL, process_exit, &g_array_index(hooks, LttvTraceHook, 8)); |
dc877563 |
682 | |
683 | /* Add these hooks to each before_event_by_id hooks list */ |
684 | |
ba576a78 |
685 | nb_control = ltt_trace_control_tracefile_number(ts->parent.t); |
cbe7c836 |
686 | nb_per_cpu = ltt_trace_per_cpu_tracefile_number(ts->parent.t); |
dc877563 |
687 | nb_tracefile = nb_control + nb_per_cpu; |
688 | for(j = 0 ; j < nb_tracefile ; j++) { |
689 | if(j < nb_control) { |
ba576a78 |
690 | tfs = LTTV_TRACEFILE_STATE(ts->parent.control_tracefiles[j]); |
dc877563 |
691 | } |
692 | else { |
cbe7c836 |
693 | tfs = LTTV_TRACEFILE_STATE(ts->parent.per_cpu_tracefiles[j-nb_control]); |
dc877563 |
694 | } |
695 | |
696 | for(k = 0 ; k < hooks->len ; k++) { |
b445142a |
697 | hook = g_array_index(hooks, LttvTraceHook, k); |
698 | lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.after_event_by_id, |
699 | hook.id), hook.h, &g_array_index(hooks, LttvTraceHook, k)); |
ffd54a90 |
700 | } |
dc877563 |
701 | } |
ba576a78 |
702 | lttv_attribute_find(self->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); |
703 | *(val.v_pointer) = hooks; |
dc877563 |
704 | } |
705 | } |
706 | |
707 | |
708 | lttv_state_remove_event_hooks(LttvTracesetState *self) |
709 | { |
ba576a78 |
710 | LttvTraceset *traceset = self->parent.ts; |
dc877563 |
711 | |
ba576a78 |
712 | guint i, j, k, nb_trace, nb_control, nb_per_cpu, nb_tracefile; |
dc877563 |
713 | |
ba576a78 |
714 | LttvTraceState *ts; |
dc877563 |
715 | |
ba576a78 |
716 | LttvTracefileState *tfs; |
dc877563 |
717 | |
718 | void *hook_data; |
719 | |
720 | GArray *hooks; |
721 | |
b445142a |
722 | LttvTraceHook hook; |
dc877563 |
723 | |
724 | LttvAttributeValue val; |
725 | |
ba576a78 |
726 | nb_trace = lttv_traceset_number(traceset); |
dc877563 |
727 | for(i = 0 ; i < nb_trace ; i++) { |
ba576a78 |
728 | ts = LTTV_TRACE_STATE(self->parent.traces[i]); |
729 | lttv_attribute_find(self->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val); |
730 | hooks = *(val.v_pointer); |
dc877563 |
731 | |
732 | /* Add these hooks to each before_event_by_id hooks list */ |
733 | |
ba576a78 |
734 | nb_control = ltt_trace_control_tracefile_number(ts->parent.t); |
cbe7c836 |
735 | nb_per_cpu = ltt_trace_per_cpu_tracefile_number(ts->parent.t); |
dc877563 |
736 | nb_tracefile = nb_control + nb_per_cpu; |
737 | for(j = 0 ; j < nb_tracefile ; j++) { |
738 | if(j < nb_control) { |
ba576a78 |
739 | tfs = LTTV_TRACEFILE_STATE(ts->parent.control_tracefiles[j]); |
dc877563 |
740 | } |
741 | else { |
cbe7c836 |
742 | tfs = LTTV_TRACEFILE_STATE(ts->parent.per_cpu_tracefiles[j-nb_control]); |
dc877563 |
743 | } |
744 | |
745 | for(k = 0 ; k < hooks->len ; k++) { |
b445142a |
746 | hook = g_array_index(hooks, LttvTraceHook, k); |
ba576a78 |
747 | lttv_hooks_remove_data( |
b445142a |
748 | lttv_hooks_by_id_find(tfs->parent.after_event_by_id, |
749 | hook.id), hook.h, &g_array_index(hooks, LttvTraceHook, k)); |
ffd54a90 |
750 | } |
dc877563 |
751 | } |
752 | g_array_free(hooks, TRUE); |
753 | } |
754 | } |
755 | |
756 | |
ffd54a90 |
757 | void lttv_state_init(int argc, char **argv) |
758 | { |
759 | LTTV_STATE_UNNAMED = g_quark_from_string("unnamed"); |
b445142a |
760 | LTTV_STATE_MODE_UNKNOWN = g_quark_from_string("unknown execution mode"); |
ffd54a90 |
761 | LTTV_STATE_USER_MODE = g_quark_from_string("user mode"); |
762 | LTTV_STATE_WAIT_FORK = g_quark_from_string("wait fork"); |
763 | LTTV_STATE_SYSCALL = g_quark_from_string("system call"); |
764 | LTTV_STATE_TRAP = g_quark_from_string("trap"); |
765 | LTTV_STATE_IRQ = g_quark_from_string("irq"); |
b445142a |
766 | LTTV_STATE_SUBMODE_UNKNOWN = g_quark_from_string("unknown submode"); |
767 | LTTV_STATE_SUBMODE_NONE = g_quark_from_string("(no submode)"); |
ffd54a90 |
768 | LTTV_STATE_WAIT_CPU = g_quark_from_string("wait for cpu"); |
769 | LTTV_STATE_EXIT = g_quark_from_string("exiting"); |
770 | LTTV_STATE_WAIT = g_quark_from_string("wait for I/O"); |
771 | LTTV_STATE_RUN = g_quark_from_string("running"); |
772 | LTTV_STATE_HOOKS = g_quark_from_string("saved state hooks"); |
773 | } |
dc877563 |
774 | |
ffd54a90 |
775 | void lttv_state_destroy() |
776 | { |
777 | } |
dc877563 |
778 | |
779 | |
780 | |
781 | |