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e6a3b6bd | 1 | /* This file is part of the Linux Trace Toolkit trace reading library |
2 | * Copyright (C) 2004 Mathieu Desnoyers | |
3 | * | |
4 | * This library is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU Lesser General Public | |
6 | * License Version 2.1 as published by the Free Software Foundation. | |
7 | * | |
8 | * This library is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
11 | * Lesser General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU Lesser General Public | |
14 | * License along with this library; if not, write to the | |
15 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
16 | * Boston, MA 02111-1307, USA. | |
17 | */ | |
18 | ||
19 | /* This is a header that contains macro helpers to give an object-oriented | |
20 | * access to the Trace context, state and statistics. | |
21 | */ | |
22 | ||
23 | ||
24 | #include <ltt/trace.h> | |
25 | #include <lttv/tracecontext.h> | |
26 | #include <lttv/state.h> | |
27 | #include <lttv/stats.h> | |
28 | ||
29 | /************ TracesetContext get methods ***************/ | |
30 | ||
31 | /* LTTV_TRACESET_CONTEXT_GET_TRACE_CONTEXT | |
32 | * | |
33 | * Input : LttvTracesetContext *tsc | |
34 | * int trace number (0 .. num_traces -1) | |
35 | * returns : (LttvTraceContext *) | |
36 | */ | |
37 | #define LTTV_TRACESET_CONTEXT_GET_TRACE_CONTEXT(tsc, trace_num)\ | |
90e19f82 | 38 | (tsc->traces[trace_num]) |
e6a3b6bd | 39 | |
40 | /* LTTV_TRACESET_CONTEXT_GET_NUM_TRACES | |
41 | * | |
42 | * Input : LttvTracesetContext *tsc | |
43 | * returns : (guint) the number of traces | |
44 | */ | |
45 | #define LTTV_TRACESET_CONTEXT_GET_NUM_TRACES(tsc)\ | |
90e19f82 | 46 | (lttv_traceset_number(tsc->ts)) |
e6a3b6bd | 47 | |
48 | /* LTTV_TRACESET_CONTEXT_GET_TRACESET_STATS | |
49 | * | |
50 | * Input : LttvTracesetContext *tsc | |
51 | * returns : (LttvTracesetStats*) | |
52 | */ | |
53 | #define LTTV_TRACESET_CONTEXT_GET_TRACESET_STATS(tsc)\ | |
90e19f82 | 54 | ((LttvTracesetStats*)tsc) |
e6a3b6bd | 55 | |
56 | ||
57 | /************ TraceContext get methods ***************/ | |
58 | ||
59 | /* LTTV_TRACE_CONTEXT_GET_TRACESET_CONTEXT | |
60 | * | |
61 | * Input : LttvTraceContext *tc | |
62 | * returns : (LttvTracesetContext *) | |
63 | */ | |
64 | #define LTTV_TRACE_CONTEXT_GET_TRACESET_CONTEXT(tc)\ | |
90e19f82 | 65 | (tc->ts_context) |
e6a3b6bd | 66 | |
68f6d57a | 67 | /* LTTV_TRACE_CONTEXT_GET_TRACE_INDEX |
68 | * | |
69 | * Input : LttvTraceContext *tc | |
70 | * returns : (guint) trace context index in its traceset context. | |
71 | */ | |
72 | #define LTTV_TRACE_CONTEXT_GET_TRACE_INDEX(tc)\ | |
90e19f82 | 73 | (tc->index) |
68f6d57a | 74 | |
75 | ||
e6a3b6bd | 76 | |
77 | /* LTTV_TRACE_CONTEXT_GET_TRACE_STATE | |
78 | * | |
79 | * Input : LttvTraceContext *tc | |
80 | * returns : (LttvTraceState *) | |
81 | */ | |
82 | #define LTTV_TRACE_CONTEXT_GET_TRACE_STATE(tc)\ | |
90e19f82 | 83 | ((LttvTraceState*)tc) |
e6a3b6bd | 84 | |
85 | /* LTTV_TRACE_CONTEXT_GET_TRACE_STATS | |
86 | * | |
87 | * Input : LttvTraceContext *tc | |
88 | * returns : (LttvTraceStats *) | |
89 | */ | |
90 | #define LTTV_TRACE_CONTEXT_GET_TRACE_STATS(tc)\ | |
90e19f82 | 91 | ((LttvTraceStats*)tc) |
e6a3b6bd | 92 | |
93 | /* LTTV_TRACE_CONTEXT_GET_CPU_TRACEFILE_CONTEXT | |
94 | * | |
95 | * Input : LttvTraceContext *tc | |
96 | * guint cpu_index (0 .. number_cpu-1) | |
97 | * returns : (LttvTracefileContext*) | |
98 | */ | |
99 | #define LTTV_TRACE_CONTEXT_GET_CPU_TRACEFILE_CONTEXT(tc, cpu_index)\ | |
90e19f82 | 100 | ( tc->tracefiles[cpu_index + ltt_trace_control_tracefile_number(tc->t)] ) |
e6a3b6bd | 101 | |
102 | /* LTTV_TRACE_CONTEXT_GET_NUMBER_CPU | |
103 | * | |
104 | * input : LttvTraceContext *tc | |
105 | * returns : (guint) number_cpu | |
106 | */ | |
107 | #define LTTV_TRACE_CONTEXT_GET_NUMBER_CPU(tc)\ | |
90e19f82 | 108 | ( ltt_trace_per_cpu_tracefile_number(tc->t) ) |
e6a3b6bd | 109 | |
110 | ||
111 | /* LTTV_TRACE_CONTEXT_GET_CONTROL_TRACEFILE_CONTEXT | |
112 | * | |
113 | * Input : LttvTraceContext *tc | |
114 | * guint control_index (0 .. number_control-1) | |
115 | * returns : (LttvTracefileContext*) | |
116 | */ | |
117 | #define LTTV_TRACE_CONTEXT_GET_CONTROL_TRACEFILE_CONTEXT(tc, control_index)\ | |
90e19f82 | 118 | (tc->tracefiles[control_index]) |
e6a3b6bd | 119 | |
120 | /* LTTV_TRACE_CONTEXT_GET_NUMBER_CONTROL | |
121 | * | |
122 | * Input : LttvTraceContext *tc | |
123 | * returns : (guint) number_control | |
124 | */ | |
125 | #define LTTV_TRACE_CONTEXT_GET_NUMBER_CONTROL(tc)\ | |
90e19f82 | 126 | ( ltt_trace_control_tracefile_number(tc->t) ) |
e6a3b6bd | 127 | |
128 | /* LTTV_TRACE_CONTEXT_GET_TRACE | |
129 | * | |
130 | * Input : LttvTraceContext *tc | |
131 | * returns : (LttvTrace*) | |
132 | * | |
133 | * NOTE : see traceset.h for LttvTrace methods | |
134 | */ | |
135 | #define LTTV_TRACE_CONTEXT_GET_TRACE(tc)\ | |
90e19f82 | 136 | (tc->vt) |
e6a3b6bd | 137 | |
138 | ||
139 | ||
140 | ||
141 | ||
142 | /************ TracefileContext get methods ***************/ | |
143 | ||
144 | /* LTTV_TRACEFILE_CONTEXT_GET_TRACE_CONTEXT | |
145 | * | |
146 | * Input : LttvTracefileContext *tfc | |
147 | * returns : (LttvTraceContext*) | |
148 | */ | |
149 | #define LTTV_TRACEFILE_CONTEXT_GET_TRACE_CONTEXT(tfc)\ | |
90e19f82 | 150 | (tfc->t_context) |
e6a3b6bd | 151 | |
152 | /* LTTV_TRACEFILE_CONTEXT_GET_EVENT | |
153 | * | |
154 | * Input : LttvTracefileContext *tfc | |
155 | * returns : (LttEvent *) | |
156 | */ | |
157 | #define LTTV_TRACEFILE_CONTEXT_GET_EVENT(tfc)\ | |
90e19f82 | 158 | (tfc->e) |
e6a3b6bd | 159 | |
160 | /* LTTV_TRACEFILE_CONTEXT_GET_TRACEFILE_STATE | |
161 | * | |
162 | * Input : LttvTracefileContext *tfc | |
163 | * returns : (LttvTracefileState *) | |
164 | */ | |
165 | #define LTTV_TRACEFILE_CONTEXT_GET_TRACEFILE_STATE(tfc)\ | |
90e19f82 | 166 | ((LttvTracefileState*)tfc) |
e6a3b6bd | 167 | |
168 | /* LTTV_TRACEFILE_CONTEXT_GET_TRACEFILE_STATS | |
169 | * | |
170 | * Input : LttvTracefileContext *tfc | |
171 | * returns : (LttvTracefileStats *) | |
172 | */ | |
173 | #define LTTV_TRACEFILE_CONTEXT_GET_TRACEFILE_STATS(tfc)\ | |
90e19f82 | 174 | ((LttvTracefileStats*)tfc) |
e6a3b6bd | 175 | |
176 | /* LTTV_TRACEFILE_CONTEXT_GET_TRACEFILE_INDEX | |
177 | * | |
178 | * Returns the tracefile index. | |
179 | * | |
180 | * It checks if it's a control tracefile or a cpu tracefile and returns the | |
181 | * cpu_index or control_index, depending of the case. | |
182 | * | |
183 | * Input : LttvTracefileContext *tfc | |
184 | * returns : (guint) cpu_index or control_index. | |
185 | */ | |
186 | #define LTTV_TRACEFILE_CONTEXT_GET_TRACEFILE_INDEX(tfc)\ | |
90e19f82 AM |
187 | (tfc->control?\ |
188 | tfc->index:\ | |
189 | tfc->index-ltt_trace_control_tracefile_number(tfc->t_context->t)) | |
e6a3b6bd | 190 | |
191 | ||
192 | ||
193 | /************ TraceState get methods ***************/ | |
194 | ||
195 | /* LTTV_TRACE_STATE_GET_TRACE_CONTEXT | |
196 | * | |
197 | * Input : LttvTraceState *tse | |
198 | * returns : (LttvTraceContext*) | |
199 | * | |
200 | */ | |
201 | #define LTTV_TRACE_STATE_GET_TRACE_CONTEXT(tse)\ | |
90e19f82 | 202 | ((LttvTraceContext*)tse) |
e6a3b6bd | 203 | |
204 | /* LTTV_TRACE_STATE_GET_EVENTTYPE_NAME | |
205 | * | |
206 | * Input : LttvTraceState *tse | |
207 | * guint eventtype_number | |
208 | * returns : (GQuark) | |
209 | * | |
210 | * NOTE : use g_quark_to_string to convert a GQuark into a static char * | |
211 | */ | |
212 | #define LTTV_TRACE_STATE_GET_EVENTTYPE_NAME(tse, eventtype_number)\ | |
90e19f82 | 213 | (tse->eventtype_names[eventtype_number]) |
e6a3b6bd | 214 | |
215 | /* LTTV_TRACE_STATE_GET_SYSCALL_NAME | |
216 | * | |
217 | * Input : LttvTraceState *tse | |
218 | * guint syscall_number | |
219 | * returns : (GQuark) | |
220 | * | |
221 | * NOTE : use g_quark_to_string to convert a GQuark into a static char * | |
222 | */ | |
b51ef47c | 223 | #define LTTV_TRACE_STATE_GET_SYSCALL_NAME(tse, syscall_number)\ |
90e19f82 | 224 | (tse->syscall_names[syscall_number]) |
e6a3b6bd | 225 | |
226 | /* LTTV_TRACE_STATE_GET_TRAP_NAME | |
227 | * | |
228 | * Input : LttvTraceState *tse | |
229 | * guint trap_number | |
230 | * returns : (GQuark) | |
231 | * | |
232 | * NOTE : use g_quark_to_string to convert a GQuark into a static char * | |
233 | */ | |
234 | #define LTTV_TRACE_STATE_GET_TRAP_NAME(tse, trap_number)\ | |
90e19f82 | 235 | (tse->trap_names[trap_number]) |
e6a3b6bd | 236 | |
237 | /* LTTV_TRACE_STATE_GET_IRQ_NAME | |
238 | * | |
239 | * Input : LttvTraceState *tse | |
240 | * guint irq_number | |
241 | * returns : (GQuark) | |
242 | * | |
243 | * NOTE : use g_quark_to_string to convert a GQuark into a static char * | |
244 | */ | |
b51ef47c | 245 | #define LTTV_TRACE_STATE_GET_IRQ_NAME(tse, irq_number)\ |
90e19f82 | 246 | (tse->irq_names[irq_number]) |
e6a3b6bd | 247 | |
248 | ||
249 | /* LTTV_TRACE_STATE_GET_PROCESS_STATE | |
250 | * | |
251 | * Input : LttvTraceState *tse | |
252 | * guint pid | |
253 | * guint cpu_index (0 .. number_cpu-1) | |
254 | * returns : (LttvProcessState *) | |
255 | * | |
256 | * NOTE : if pid is 0, the special process corresponding to the CPU that | |
257 | * corresponds to the tracefile will be returned. | |
258 | * if pid is different than 0, the process returned may be running | |
259 | * on any cpu of the trace. | |
260 | */ | |
261 | #define LTTV_TRACE_STATE_GET_PROCESS_STATE(tse, pid, cpu_index)\ | |
90e19f82 AM |
262 | (lttv_state_find_process( \ |
263 | (LttvTraceFileState*)tse->parent->tracefiles[\ | |
264 | cpu_index+\ | |
265 | ltt_trace_control_tracefile_number((LttvTraceContext*)tse->t)], pid)) | |
e6a3b6bd | 266 | |
267 | ||
268 | /* LTTV_TRACE_STATE_GET_NUMBER_CPU | |
269 | * | |
270 | * input : LttvTraceState *tse | |
271 | * returns : (guint) number_cpu | |
272 | */ | |
273 | #define LTTV_TRACE_STATE_GET_NUMBER_CPU(tse)\ | |
90e19f82 | 274 | ( ltt_trace_per_cpu_tracefile_number((LttvTraceState*)tse->t) ) |
e6a3b6bd | 275 | |
276 | ||
277 | ||
278 | ||
279 | /************ TracefileState get methods ***************/ | |
280 | ||
281 | /* LTTV_TRACEFILE_STATE_GET_TRACEFILE_CONTEXT | |
282 | * | |
283 | * Input : LttvTracefileState *tfse | |
284 | * returns : (LttvTracefileContext*) | |
285 | * | |
286 | */ | |
287 | #define LTTV_TRACEFILE_STATE_GET_TRACEFILE_CONTEXT(tfse)\ | |
90e19f82 | 288 | ((LttvTracefileContext*)tfse) |
e6a3b6bd | 289 | |
290 | ||
291 | /* LTTV_TRACEFILE_STATE_GET_CURRENT_PROCESS_STATE | |
292 | * | |
293 | * Returns the state of the current process. | |
294 | * | |
295 | * Input : LttvTracefileState *tfse | |
296 | * returns : (LttvProcessState *) | |
297 | */ | |
298 | #define LTTV_TRACEFILE_STATE_GET_CURRENT_PROCESS_STATE(tfse)\ | |
90e19f82 | 299 | (tfse->process) |
e6a3b6bd | 300 | |
301 | /* LTTV_TRACEFILE_STATE_GET_CPU_NAME | |
302 | * | |
303 | * Input : LttvTracefileState *tfse | |
304 | * returns : (GQuark) | |
305 | * | |
306 | * NOTE : use g_quark_to_string to convert a GQuark into a static char * | |
307 | */ | |
308 | #define LTTV_TRACEFILE_STATE_GET_CPU_NAME(tfse)\ | |
90e19f82 | 309 | (tfse->cpu_name) |
e6a3b6bd | 310 | |
311 | ||
312 | /* LTTV_TRACEFILE_STATE_GET_PROCESS_STATE | |
313 | * | |
314 | * Input : LttvTracefileState *tfse | |
315 | * guint pid | |
316 | * returns : (LttvProcessState *) | |
317 | * | |
318 | * NOTE : if pid is 0, the special process corresponding to the CPU that | |
319 | * corresponds to the tracefile will be returned. | |
320 | * if pid is different than 0, the process returned may be running | |
321 | * on any cpu of the trace. | |
322 | */ | |
323 | #define LTTV_TRACEFILE_STATE_GET_PROCESS_STATE(tfse, pid)\ | |
90e19f82 | 324 | (lttv_state_find_process(tfse, pid)) |
e6a3b6bd | 325 | |
326 | ||
327 | ||
328 | ||
329 | ||
330 | /************ ProcessState get methods ***************/ | |
331 | /* Use direct access to LttvProcessState members for other attributes */ | |
332 | /* see struct _LttvProcessState definition in state.h */ | |
333 | ||
334 | /* LTTV_PROCESS_STATE_GET_CURRENT_EXECUTION_STATE | |
335 | * | |
336 | * Input : LttvProcessState *pse | |
337 | * returns : (LttvExecutionState*) | |
338 | */ | |
339 | #define LTTV_PROCESS_STATE_GET_EXECUTION_STATE(pse)\ | |
90e19f82 | 340 | (pse->state) |
e6a3b6bd | 341 | |
342 | /* LTTV_PROCESS_STATE_GET_NESTED_EXECUTION_STATE | |
343 | * | |
344 | * Input : LttvProcessState *pse | |
345 | * guint nest_number (0 to num_nest-1) | |
346 | * returns : (LttvExecutionState*) | |
347 | */ | |
348 | #define LTTV_PROCESS_STATE_GET_NESTED_EXECUTION_STATE(pse, num_nest)\ | |
90e19f82 | 349 | (&g_array_index(pse->execution_stack,LttvExecutionState,num_nest)) |
e6a3b6bd | 350 | |
351 | ||
352 | /* LTTV_PROCESS_STATE_GET_NUM_NESTED_EXECUTION_STATES | |
353 | * | |
354 | * Returns the number of nested execution states currently on the stack. | |
355 | * | |
356 | * Input : LttvProcessState *pse | |
357 | * returns : (guint) | |
358 | */ | |
359 | #define LTTV_PROCESS_STATE_GET_NUM_NESTED_EXECUTION_STATES(pse)\ | |
90e19f82 | 360 | (pse->execution_stack->len) |
e6a3b6bd | 361 | |
362 | ||
363 | /************ ExecutionState get methods ***************/ | |
364 | /* Use direct access to LttvExecutionState members to access attributes */ | |
365 | /* see struct _LttvExecutionState definition in state.h */ | |
366 | ||
367 | ||
368 | ||
369 | ||
370 | ||
371 | ||
372 | /* Statistics */ | |
373 | ||
374 | ||
375 | ||
376 |