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1 | /* This file is part of the Linux Trace Toolkit viewer |
2 | * Copyright (C) 2003-2004 Xiangxiu Yang |
3aee1200 |
3 | * 2005 Mathieu Desnoyers |
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4 | * |
1b44b0b5 |
5 | * This library is free software; you can redistribute it and/or |
6 | * modify it under the terms of the GNU Lesser General Public |
7 | * License Version 2.1 as published by the Free Software Foundation. |
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8 | * |
1b44b0b5 |
9 | * This library is distributed in the hope that it will be useful, |
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10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | * Lesser General Public License for more details. |
449cb9d7 |
13 | * |
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14 | * You should have received a copy of the GNU Lesser General Public |
15 | * License along with this library; if not, write to the |
16 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
17 | * Boston, MA 02111-1307, USA. |
449cb9d7 |
18 | */ |
19 | |
4e4d11b3 |
20 | #ifdef HAVE_CONFIG_H |
21 | #include <config.h> |
22 | #endif |
23 | |
6cd62ccf |
24 | #include <stdlib.h> |
25 | #include <string.h> |
26 | #include <stdio.h> |
cdf90f40 |
27 | #include <glib.h> |
45e14832 |
28 | #include <sys/types.h> |
29 | #include <sys/stat.h> |
30 | #include <fcntl.h> |
31 | |
32 | |
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33 | |
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34 | #include "parser.h" |
a5dcde2f |
35 | #include <ltt/ltt.h> |
36 | #include "ltt-private.h" |
6cd62ccf |
37 | #include <ltt/facility.h> |
38 | |
86005ded |
39 | #ifndef g_open |
40 | #define g_open open |
41 | #endif |
42 | |
45e14832 |
43 | #define g_close close |
44 | |
6cd62ccf |
45 | /* search for the (named) type in the table, if it does not exist |
46 | create a new one */ |
90699b2b |
47 | LttType * lookup_named_type(LttFacility *fac, type_descriptor_t * td); |
6cd62ccf |
48 | |
49 | /* construct directed acyclic graph for types, and tree for fields */ |
2312de30 |
50 | void construct_fields(LttFacility *fac, |
c1161b10 |
51 | LttField *field, |
2312de30 |
52 | field_t *fld); |
6cd62ccf |
53 | |
54 | /* generate the facility according to the events belongin to it */ |
8d1e6362 |
55 | void generateFacility(LttFacility * f, facility_t * fac, |
3aee1200 |
56 | guint32 checksum); |
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57 | |
58 | /* functions to release the memory occupied by a facility */ |
963b5f2d |
59 | void freeFacility(LttFacility * facility); |
60 | void freeEventtype(LttEventType * evType); |
2312de30 |
61 | void freeLttType(LttType * type); |
963b5f2d |
62 | void freeLttField(LttField * fld); |
908f42fa |
63 | void freeLttNamedType(LttType * type); |
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64 | |
65 | |
66 | /***************************************************************************** |
67 | *Function name |
963b5f2d |
68 | * ltt_facility_open : open facilities |
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69 | *Input params |
963b5f2d |
70 | * t : the trace containing the facilities |
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71 | * pathname : the path name of the facility |
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72 | * |
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73 | * Open the facility corresponding to the right checksum. |
74 | * |
3aee1200 |
75 | *returns 0 on success, 1 on error. |
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76 | ****************************************************************************/ |
77 | |
3aee1200 |
78 | int ltt_facility_open(LttFacility *f, LttTrace * t, gchar * pathname) |
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79 | { |
a0c1f622 |
80 | int ret = 0; |
45e14832 |
81 | gchar *token; |
90699b2b |
82 | parse_file_t in; |
8d1e6362 |
83 | facility_t * fac; |
2312de30 |
84 | unsigned int checksum; |
45e14832 |
85 | gchar buffer[BUFFER_SIZE]; |
29e7c5b3 |
86 | gboolean generated = FALSE; |
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87 | |
45e14832 |
88 | in.buffer = &(buffer[0]); |
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89 | in.lineno = 0; |
90 | in.error = error_callback; |
963b5f2d |
91 | in.name = pathname; |
ba8a51cd |
92 | in.unget = 0; |
6cd62ccf |
93 | |
90699b2b |
94 | in.fp = fopen(in.name, "r"); |
cb03932a |
95 | if(in.fp == NULL) { |
3aee1200 |
96 | g_warning("cannot open facility description file %s", |
97 | in.name); |
a0c1f622 |
98 | ret = 1; |
99 | goto open_error; |
3aee1200 |
100 | } |
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101 | |
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102 | while(1){ |
103 | token = getToken(&in); |
104 | if(in.type == ENDFILE) break; |
e6d018d4 |
105 | |
c1161b10 |
106 | if(g_ascii_strcasecmp(token, "<")) in.error(&in,"not a facility file"); |
107 | token = getName(&in); |
108 | if(g_ascii_strcasecmp(token, "?")) in.error(&in,"not a facility file"); |
109 | token = getName(&in); |
110 | if(g_ascii_strcasecmp(token, "xml")) in.error(&in,"not a facility file"); |
111 | token = getName(&in); |
112 | if(g_ascii_strcasecmp(token, "version")) in.error(&in,"not a facility file"); |
113 | token = getName(&in); |
114 | if(g_ascii_strcasecmp(token, "=")) in.error(&in,"not a facility file"); |
115 | token = getQuotedString(&in); |
116 | if(g_ascii_strcasecmp(token, "1.0")) in.error(&in,"not a facility file"); |
117 | token = getName(&in); |
118 | if(g_ascii_strcasecmp(token, "?")) in.error(&in,"not a facility file"); |
119 | token = getToken(&in); |
120 | if(g_ascii_strcasecmp(token, ">")) in.error(&in,"not a facility file"); |
121 | |
122 | token = getToken(&in); |
123 | |
45e14832 |
124 | if(g_ascii_strcasecmp(token, "<")) in.error(&in,"not a facility file"); |
963b5f2d |
125 | token = getName(&in); |
45e14832 |
126 | |
127 | if(g_ascii_strcasecmp("facility",token) == 0) { |
8d1e6362 |
128 | fac = g_new(facility_t, 1); |
963b5f2d |
129 | fac->name = NULL; |
130 | fac->description = NULL; |
131 | sequence_init(&(fac->events)); |
132 | table_init(&(fac->named_types)); |
133 | sequence_init(&(fac->unnamed_types)); |
134 | |
135 | parseFacility(&in, fac); |
136 | |
137 | //check if any namedType is not defined |
90699b2b |
138 | checkNamedTypesImplemented(&fac->named_types); |
963b5f2d |
139 | |
90699b2b |
140 | generateChecksum(fac->name, &checksum, &fac->events); |
29e7c5b3 |
141 | if(checksum == f->checksum) { |
142 | generateFacility(f, fac, checksum); |
143 | generated = TRUE; |
144 | } |
963b5f2d |
145 | |
45e14832 |
146 | g_free(fac->name); |
d2ace3a9 |
147 | free(fac->capname); |
45e14832 |
148 | g_free(fac->description); |
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149 | freeEvents(&fac->events); |
150 | sequence_dispose(&fac->events); |
151 | freeNamedType(&fac->named_types); |
152 | table_dispose(&fac->named_types); |
153 | freeTypes(&fac->unnamed_types); |
154 | sequence_dispose(&fac->unnamed_types); |
cf1307af |
155 | g_free(fac); |
129fd24a |
156 | if(generated) break; /* use the first good match */ |
6cd62ccf |
157 | } |
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158 | else { |
159 | g_warning("facility token was expected in file %s", in.name); |
a0c1f622 |
160 | ret = 1; |
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161 | goto parse_error; |
162 | } |
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163 | } |
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164 | |
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165 | parse_error: |
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166 | fclose(in.fp); |
a0c1f622 |
167 | open_error: |
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168 | |
986e2a7c |
169 | if(!generated) { |
170 | g_warning("Cannot find facility %s, checksum 0x%X", |
171 | g_quark_to_string(f->name), f->checksum); |
172 | ret = 1; |
173 | } |
29e7c5b3 |
174 | |
a0c1f622 |
175 | return ret; |
6cd62ccf |
176 | } |
177 | |
178 | |
179 | /***************************************************************************** |
180 | *Function name |
181 | * generateFacility : generate facility, internal function |
182 | *Input params |
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183 | * facility : LttFacilty structure |
184 | * fac : facility structure |
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185 | * checksum : checksum of the facility |
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186 | ****************************************************************************/ |
187 | |
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188 | void generateFacility(LttFacility *f, facility_t *fac, guint32 checksum) |
6cd62ccf |
189 | { |
963b5f2d |
190 | char * facilityName = fac->name; |
90699b2b |
191 | sequence_t * events = &fac->events; |
f104d082 |
192 | unsigned int i, j; |
963b5f2d |
193 | LttType * type; |
f104d082 |
194 | table_t *named_types = &fac->named_types; |
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195 | |
3aee1200 |
196 | g_assert(f->name == g_quark_from_string(facilityName)); |
197 | g_assert(f->checksum == checksum); |
198 | |
199 | //f->event_number = events->position; |
6cd62ccf |
200 | |
201 | //initialize inner structures |
3aee1200 |
202 | f->events = g_array_sized_new (FALSE, TRUE, sizeof(LttEventType), |
203 | events->position); |
204 | //f->events = g_new(LttEventType*,f->event_number); |
205 | f->events = g_array_set_size(f->events, events->position); |
206 | |
207 | g_datalist_init(&f->events_by_name); |
2312de30 |
208 | // g_datalist_init(&f->named_types); |
f104d082 |
209 | #if 0 |
210 | /* The first day, he created the named types */ |
211 | |
212 | for(i=0; i<named_types->keys.position; i++) { |
213 | GQuark name = g_quark_from_string((char*)named_types->keys.array[i]); |
214 | type_descriptor_t *td = (type_descriptor_t*)named_types->values.array[i]; |
215 | |
216 | /* Create the type */ |
217 | type = g_new(LttType,1); |
218 | type->type_name = name; |
219 | type->type_class = td->type; |
220 | if(td->fmt) type->fmt = g_strdup(td->fmt); |
221 | else type->fmt = NULL; |
222 | type->size = td->size; |
223 | type->enum_strings = NULL; |
224 | type->element_type = NULL; |
225 | type->element_number = 0; |
226 | |
227 | construct_types_and_fields(type, td, NULL, NULL, ...); |
228 | |
229 | g_datalist_id_set_data_full(&fac->named_types, name, |
230 | type, (GDestroyNotify)freeLttNamedType); |
231 | |
232 | } |
233 | #endif //0 |
234 | /* The second day, he created the event fields and types */ |
235 | //for each event, construct field and type acyclic graph |
6cd62ccf |
236 | for(i=0;i<events->position;i++){ |
c1161b10 |
237 | event_t *parser_event = (event_t*)events->array[i]; |
f104d082 |
238 | LttEventType *event_type = &g_array_index(f->events, LttEventType, i); |
6cd62ccf |
239 | |
3aee1200 |
240 | event_type->name = |
f104d082 |
241 | g_quark_from_string(parser_event->name); |
3aee1200 |
242 | |
243 | g_datalist_id_set_data(&f->events_by_name, event_type->name, |
244 | event_type); |
245 | |
246 | event_type->description = |
f104d082 |
247 | g_strdup(parser_event->description); |
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248 | |
3aee1200 |
249 | event_type->index = i; |
f104d082 |
250 | event_type->facility = f; |
6cd62ccf |
251 | |
f104d082 |
252 | event_type->fields = g_array_sized_new(FALSE, TRUE, |
253 | sizeof(LttField), parser_event->fields.position); |
254 | event_type->fields = |
255 | g_array_set_size(event_type->fields, parser_event->fields.position); |
256 | g_datalist_init(&event_type->fields_by_name); |
257 | |
258 | for(j=0; j<parser_event->fields.position; j++) { |
259 | LttField *field = &g_array_index(event_type->fields, LttField, j); |
260 | field_t *parser_field = (field_t*)parser_event->fields.array[j]; |
261 | |
2312de30 |
262 | construct_fields(f, field, parser_field); |
f104d082 |
263 | g_datalist_id_set_data(&event_type->fields_by_name, |
264 | field->name, |
265 | field); |
8710c6c7 |
266 | } |
f104d082 |
267 | } |
268 | |
269 | /* What about 2 days weeks ? */ |
6cd62ccf |
270 | } |
271 | |
272 | |
273 | /***************************************************************************** |
274 | *Function name |
3aee1200 |
275 | * construct_types_and_fields : construct field tree and type graph, |
6cd62ccf |
276 | * internal recursion function |
277 | *Input params |
278 | * fac : facility struct |
f104d082 |
279 | * field : destination lttv field |
280 | * fld : source parser field |
6cd62ccf |
281 | ****************************************************************************/ |
282 | |
f104d082 |
283 | //DONE |
284 | //make the change for arrays and sequences |
285 | //no more root field. -> change this for an array of fields. |
286 | // Compute the field size here. |
287 | // Flag fields as "VARIABLE OFFSET" or "FIXED OFFSET" : as soon as |
288 | // a field with a variable size is found, all the following fields must |
289 | // be flagged with "VARIABLE OFFSET", this will be done by the offset |
290 | // precomputation. |
291 | |
3aee1200 |
292 | |
f104d082 |
293 | void construct_fields(LttFacility *fac, |
c1161b10 |
294 | LttField *field, |
f104d082 |
295 | field_t *fld) |
296 | { |
297 | guint len; |
298 | type_descriptor_t *td; |
2312de30 |
299 | LttType *type; |
f104d082 |
300 | |
c1161b10 |
301 | if(fld->name) |
302 | field->name = g_quark_from_string(fld->name); |
303 | else |
304 | fld->name = 0; |
ae3d0f50 |
305 | |
f104d082 |
306 | if(fld->description) { |
307 | len = strlen(fld->description); |
308 | field->description = g_new(gchar, len+1); |
309 | strcpy(field->description, fld->description); |
310 | } |
311 | field->dynamic_offsets = NULL; |
312 | type = &field->field_type; |
313 | td = fld->type; |
314 | |
315 | type->enum_map = NULL; |
316 | type->fields = NULL; |
317 | type->fields_by_name = NULL; |
c1161b10 |
318 | type->network = td->network; |
743e50fd |
319 | |
f104d082 |
320 | switch(td->type) { |
321 | case INT_FIXED: |
322 | type->type_class = LTT_INT_FIXED; |
323 | type->size = td->size; |
324 | break; |
325 | case UINT_FIXED: |
326 | type->type_class = LTT_UINT_FIXED; |
327 | type->size = td->size; |
328 | break; |
329 | case POINTER: |
330 | type->type_class = LTT_POINTER; |
331 | type->size = fac->pointer_size; |
332 | break; |
333 | case CHAR: |
334 | type->type_class = LTT_CHAR; |
335 | type->size = td->size; |
336 | break; |
337 | case UCHAR: |
338 | type->type_class = LTT_UCHAR; |
339 | type->size = td->size; |
743e50fd |
340 | g_assert(type->size != 0); |
f104d082 |
341 | break; |
342 | case SHORT: |
343 | type->type_class = LTT_SHORT; |
344 | type->size = td->size; |
345 | break; |
346 | case USHORT: |
347 | type->type_class = LTT_USHORT; |
348 | type->size = td->size; |
349 | break; |
350 | case INT: |
351 | type->type_class = LTT_INT; |
352 | type->size = fac->int_size; |
353 | break; |
354 | case UINT: |
355 | type->type_class = LTT_UINT; |
356 | type->size = fac->int_size; |
743e50fd |
357 | g_assert(type->size != 0); |
f104d082 |
358 | break; |
359 | case LONG: |
360 | type->type_class = LTT_LONG; |
361 | type->size = fac->long_size; |
362 | break; |
363 | case ULONG: |
364 | type->type_class = LTT_ULONG; |
365 | type->size = fac->long_size; |
366 | break; |
367 | case SIZE_T: |
368 | type->type_class = LTT_SIZE_T; |
369 | type->size = fac->size_t_size; |
370 | break; |
371 | case SSIZE_T: |
372 | type->type_class = LTT_SSIZE_T; |
373 | type->size = fac->size_t_size; |
374 | break; |
375 | case OFF_T: |
376 | type->type_class = LTT_OFF_T; |
377 | type->size = fac->size_t_size; |
378 | break; |
379 | case FLOAT: |
380 | type->type_class = LTT_FLOAT; |
381 | type->size = td->size; |
382 | break; |
383 | case STRING: |
384 | type->type_class = LTT_STRING; |
385 | type->size = 0; |
386 | break; |
387 | case ENUM: |
388 | type->type_class = LTT_ENUM; |
389 | type->size = fac->int_size; |
390 | { |
391 | guint i; |
743e50fd |
392 | type->enum_map = g_hash_table_new(g_direct_hash, g_direct_equal); |
f104d082 |
393 | for(i=0; i<td->labels.position; i++) { |
2312de30 |
394 | GQuark value = g_quark_from_string((char*)td->labels.array[i]); |
395 | gint key = *(int*)td->labels_values.array[i]; |
396 | g_hash_table_insert(type->enum_map, (gpointer)key, (gpointer)value); |
f104d082 |
397 | } |
398 | } |
743e50fd |
399 | g_assert(type->size != 0); |
f104d082 |
400 | break; |
401 | case ARRAY: |
402 | type->type_class = LTT_ARRAY; |
403 | type->size = td->size; |
404 | type->fields = g_array_sized_new(FALSE, TRUE, sizeof(LttField), |
405 | td->fields.position); |
406 | type->fields = g_array_set_size(type->fields, td->fields.position); |
407 | { |
408 | guint i; |
409 | |
410 | for(i=0; i<td->fields.position; i++) { |
411 | field_t *schild = (field_t*)td->fields.array[i]; |
412 | LttField *dchild = &g_array_index(type->fields, LttField, i); |
413 | |
414 | construct_fields(fac, dchild, schild); |
415 | } |
416 | } |
417 | break; |
418 | case SEQUENCE: |
419 | type->type_class = LTT_SEQUENCE; |
420 | type->size = 0; |
421 | type->fields = g_array_sized_new(FALSE, TRUE, sizeof(LttField), |
422 | td->fields.position); |
423 | type->fields = g_array_set_size(type->fields, td->fields.position); |
424 | { |
425 | guint i; |
426 | |
427 | for(i=0; i<td->fields.position; i++) { |
428 | field_t *schild = (field_t*)td->fields.array[i]; |
429 | LttField *dchild = &g_array_index(type->fields, LttField, i); |
430 | |
431 | construct_fields(fac, dchild, schild); |
432 | } |
433 | } |
434 | break; |
435 | case STRUCT: |
436 | type->type_class = LTT_STRUCT; |
437 | type->size = 0; // Size not calculated by the parser. |
438 | type->fields = g_array_sized_new(FALSE, TRUE, sizeof(LttField), |
439 | td->fields.position); |
440 | type->fields = g_array_set_size(type->fields, td->fields.position); |
441 | g_datalist_init(&type->fields_by_name); |
442 | { |
443 | guint i; |
444 | |
445 | for(i=0; i<td->fields.position; i++) { |
446 | field_t *schild = (field_t*)td->fields.array[i]; |
447 | LttField *dchild = &g_array_index(type->fields, LttField, i); |
448 | |
449 | construct_fields(fac, dchild, schild); |
450 | g_datalist_id_set_data(&type->fields_by_name, |
451 | dchild->name, |
452 | dchild); |
453 | } |
454 | } |
455 | break; |
456 | case UNION: |
457 | type->type_class = LTT_UNION; |
458 | type->size = 0; // Size not calculated by the parser. |
459 | type->fields = g_array_sized_new(FALSE, TRUE, sizeof(LttField), |
460 | td->fields.position); |
461 | type->fields = g_array_set_size(type->fields, td->fields.position); |
462 | g_datalist_init(&type->fields_by_name); |
463 | { |
464 | guint i; |
465 | |
466 | for(i=0; i<td->fields.position; i++) { |
467 | field_t *schild = (field_t*)td->fields.array[i]; |
468 | LttField *dchild = &g_array_index(type->fields, LttField, i); |
469 | |
470 | construct_fields(fac, dchild, schild); |
471 | g_datalist_id_set_data(&type->fields_by_name, |
472 | dchild->name, |
473 | dchild); |
474 | } |
475 | } |
476 | break; |
477 | case NONE: |
478 | default: |
479 | g_error("construct_fields : unknown type"); |
480 | } |
481 | |
482 | field->field_size = type->size; |
483 | |
484 | /* Put the fields as "variable" offset to root first. Then, |
485 | * the offset precomputation will only have to set the FIELD_FIXED until |
486 | * it reaches the first variable length field, then stop. |
487 | */ |
488 | field->fixed_root = FIELD_VARIABLE; |
489 | |
490 | if(td->fmt) { |
491 | len = strlen(td->fmt); |
492 | type->fmt = g_new(gchar, len+1); |
493 | strcpy(type->fmt, td->fmt); |
494 | } |
495 | } |
496 | |
497 | |
498 | |
499 | #if 0 |
90699b2b |
500 | void construct_types_and_fields(LttFacility * fac, type_descriptor_t * td, |
3aee1200 |
501 | LttField * fld) |
502 | { |
a0c1f622 |
503 | int i; |
90699b2b |
504 | type_descriptor_t * tmpTd; |
3aee1200 |
505 | |
506 | switch(td->type) { |
cb03932a |
507 | case INT: |
508 | case UINT: |
509 | case FLOAT: |
510 | fld->field_type->size = td->size; |
511 | break; |
512 | case POINTER: |
513 | case LONG: |
514 | case ULONG: |
515 | case SIZE_T: |
516 | case SSIZE_T: |
517 | case OFF_T: |
518 | fld->field_type->size = 0; |
519 | break; |
520 | case STRING: |
521 | fld->field_type->size = 0; |
522 | break; |
523 | case ENUM: |
524 | fld->field_type->element_number = td->labels.position; |
525 | fld->field_type->enum_strings = g_new(GQuark,td->labels.position); |
526 | for(i=0;i<td->labels.position;i++){ |
527 | fld->field_type->enum_strings[i] |
528 | = g_quark_from_string(((char*)(td->labels.array[i]))); |
529 | } |
530 | fld->field_type->size = td->size; |
531 | break; |
532 | |
533 | case ARRAY: |
534 | fld->field_type->element_number = (unsigned)td->size; |
535 | case SEQUENCE: |
3aee1200 |
536 | fld->field_type->element_type = g_new(LttType*,1); |
537 | tmpTd = td->nested_type; |
538 | fld->field_type->element_type[0] = lookup_named_type(fac, tmpTd); |
539 | fld->child = g_new(LttField*, 1); |
540 | fld->child[0] = g_new(LttField, 1); |
541 | |
542 | fld->child[0]->field_type = fld->field_type->element_type[0]; |
543 | fld->child[0]->offset_root = 0; |
544 | fld->child[0]->fixed_root = FIELD_UNKNOWN; |
545 | fld->child[0]->offset_parent = 0; |
546 | fld->child[0]->fixed_parent = FIELD_UNKNOWN; |
547 | fld->child[0]->field_size = 0; |
548 | fld->child[0]->fixed_size = FIELD_UNKNOWN; |
549 | fld->child[0]->parent = fld; |
550 | fld->child[0]->child = NULL; |
551 | fld->child[0]->current_element = 0; |
552 | construct_types_and_fields(fac, tmpTd, fld->child[0]); |
553 | break; |
cb03932a |
554 | |
555 | case STRUCT: |
556 | case UNION: |
3aee1200 |
557 | fld->field_type->element_number = td->fields.position; |
558 | |
559 | g_assert(fld->field_type->element_type == NULL); |
560 | fld->field_type->element_type = g_new(LttType*, td->fields.position); |
561 | |
562 | fld->child = g_new(LttField*, td->fields.position); |
563 | for(i=0;i<td->fields.position;i++){ |
90699b2b |
564 | tmpTd = ((field_t*)(td->fields.array[i]))->type; |
3aee1200 |
565 | |
c1161b10 |
566 | fld->field_type->element_type[i] = lookup_named_type(fac, tmpTd); |
3aee1200 |
567 | fld->child[i] = g_new(LttField,1); |
568 | |
569 | // fld->child[i]->field_pos = i; |
570 | fld->child[i]->field_type = fld->field_type->element_type[i]; |
571 | |
572 | fld->child[i]->field_type->element_name |
c1161b10 |
573 | = g_quark_from_string(((field_t*)(td->fields.array[i]))->name); |
3aee1200 |
574 | |
575 | fld->child[i]->offset_root = 0; |
576 | fld->child[i]->fixed_root = FIELD_UNKNOWN; |
577 | fld->child[i]->offset_parent = 0; |
578 | fld->child[i]->fixed_parent = FIELD_UNKNOWN; |
579 | fld->child[i]->field_size = 0; |
580 | fld->child[i]->fixed_size = FIELD_UNKNOWN; |
581 | fld->child[i]->parent = fld; |
582 | fld->child[i]->child = NULL; |
583 | fld->child[i]->current_element = 0; |
584 | construct_types_and_fields(fac, tmpTd, fld->child[i]); |
585 | } |
3aee1200 |
586 | break; |
cb03932a |
587 | |
3aee1200 |
588 | default: |
589 | g_error("construct_types_and_fields : unknown type"); |
590 | } |
591 | |
592 | |
593 | } |
594 | |
f104d082 |
595 | #endif //0 |
3aee1200 |
596 | |
597 | #if 0 |
598 | void construct_types_and_fields(LttFacility * fac, type_descriptor * td, |
963b5f2d |
599 | LttField * fld) |
6cd62ccf |
600 | { |
908f42fa |
601 | int i, flag; |
6cd62ccf |
602 | type_descriptor * tmpTd; |
603 | |
604 | // if(td->type == LTT_STRING || td->type == LTT_SEQUENCE) |
605 | // fld->field_size = 0; |
606 | // else fld->field_size = -1; |
607 | |
608 | if(td->type == LTT_ENUM){ |
609 | fld->field_type->element_number = td->labels.position; |
3aee1200 |
610 | fld->field_type->enum_strings = g_new(GQuark,td->labels.position); |
6cd62ccf |
611 | for(i=0;i<td->labels.position;i++){ |
612 | fld->field_type->enum_strings[i] |
3aee1200 |
613 | = g_quark_from_string(((char*)(td->labels.array[i]))); |
6cd62ccf |
614 | } |
615 | }else if(td->type == LTT_ARRAY || td->type == LTT_SEQUENCE){ |
616 | if(td->type == LTT_ARRAY) |
617 | fld->field_type->element_number = (unsigned)td->size; |
963b5f2d |
618 | fld->field_type->element_type = g_new(LttType*,1); |
6cd62ccf |
619 | tmpTd = td->nested_type; |
620 | fld->field_type->element_type[0] = lookup_named_type(fac, tmpTd); |
963b5f2d |
621 | fld->child = g_new(LttField*, 1); |
622 | fld->child[0] = g_new(LttField, 1); |
6cd62ccf |
623 | |
3aee1200 |
624 | // fld->child[0]->field_pos = 0; |
6cd62ccf |
625 | fld->child[0]->field_type = fld->field_type->element_type[0]; |
626 | fld->child[0]->offset_root = fld->offset_root; |
627 | fld->child[0]->fixed_root = fld->fixed_root; |
628 | fld->child[0]->offset_parent = 0; |
629 | fld->child[0]->fixed_parent = 1; |
630 | // fld->child[0]->base_address = NULL; |
631 | fld->child[0]->field_size = 0; |
632 | fld->child[0]->field_fixed = -1; |
633 | fld->child[0]->parent = fld; |
634 | fld->child[0]->child = NULL; |
635 | fld->child[0]->current_element = 0; |
3aee1200 |
636 | construct_types_and_fields(fac, tmpTd, fld->child[0]); |
6cd62ccf |
637 | }else if(td->type == LTT_STRUCT){ |
638 | fld->field_type->element_number = td->fields.position; |
908f42fa |
639 | |
640 | if(fld->field_type->element_type == NULL){ |
641 | fld->field_type->element_type = g_new(LttType*, td->fields.position); |
642 | flag = 1; |
643 | }else{ |
644 | flag = 0; |
645 | } |
646 | |
963b5f2d |
647 | fld->child = g_new(LttField*, td->fields.position); |
6cd62ccf |
648 | for(i=0;i<td->fields.position;i++){ |
8d1e6362 |
649 | tmpTd = ((type_fields*)(td->fields.array[i]))->type; |
908f42fa |
650 | |
651 | if(flag) |
c1161b10 |
652 | fld->field_type->element_type[i] = lookup_named_type(fac, tmpTd); |
963b5f2d |
653 | fld->child[i] = g_new(LttField,1); |
6cd62ccf |
654 | |
655 | fld->child[i]->field_pos = i; |
656 | fld->child[i]->field_type = fld->field_type->element_type[i]; |
908f42fa |
657 | |
658 | if(flag){ |
c1161b10 |
659 | fld->child[i]->field_type->element_name |
660 | = g_quark_from_string(((type_fields*)(td->fields.array[i]))->name); |
908f42fa |
661 | } |
662 | |
6cd62ccf |
663 | fld->child[i]->offset_root = -1; |
664 | fld->child[i]->fixed_root = -1; |
665 | fld->child[i]->offset_parent = -1; |
666 | fld->child[i]->fixed_parent = -1; |
667 | // fld->child[i]->base_address = NULL; |
668 | fld->child[i]->field_size = 0; |
669 | fld->child[i]->field_fixed = -1; |
670 | fld->child[i]->parent = fld; |
671 | fld->child[i]->child = NULL; |
672 | fld->child[i]->current_element = 0; |
3aee1200 |
673 | construct_types_and_fields(fac, tmpTd, fld->child[i]); |
6cd62ccf |
674 | } |
675 | } |
676 | } |
3aee1200 |
677 | #endif //0 |
6cd62ccf |
678 | |
f104d082 |
679 | #if 0 |
6cd62ccf |
680 | /***************************************************************************** |
681 | *Function name |
682 | * lookup_named_type: search named type in the table |
683 | * internal function |
684 | *Input params |
685 | * fac : facility struct |
f104d082 |
686 | * name : type name |
6cd62ccf |
687 | *Return value |
963b5f2d |
688 | * : either find the named type, or create a new LttType |
6cd62ccf |
689 | ****************************************************************************/ |
690 | |
f104d082 |
691 | LttType * lookup_named_type(LttFacility *fac, GQuark type_name) |
6cd62ccf |
692 | { |
cb03932a |
693 | LttType *type = NULL; |
6cd62ccf |
694 | |
f104d082 |
695 | /* Named type */ |
696 | type = g_datalist_id_get_data(&fac->named_types, name); |
697 | |
698 | g_assert(type != NULL); |
699 | #if 0 |
3aee1200 |
700 | if(type == NULL){ |
cb03932a |
701 | /* Create the type */ |
3aee1200 |
702 | type = g_new(LttType,1); |
703 | type->type_name = name; |
3aee1200 |
704 | type->type_class = td->type; |
705 | if(td->fmt) type->fmt = g_strdup(td->fmt); |
706 | else type->fmt = NULL; |
707 | type->size = td->size; |
708 | type->enum_strings = NULL; |
709 | type->element_type = NULL; |
710 | type->element_number = 0; |
cb03932a |
711 | |
712 | if(td->type_name != NULL) |
713 | g_datalist_id_set_data_full(&fac->named_types, name, |
714 | type, (GDestroyNotify)freeLttNamedType); |
6cd62ccf |
715 | } |
f104d082 |
716 | #endif //0 |
3aee1200 |
717 | return type; |
6cd62ccf |
718 | } |
f104d082 |
719 | #endif //0 |
6cd62ccf |
720 | |
721 | /***************************************************************************** |
722 | *Function name |
723 | * ltt_facility_close : close a facility, decrease its usage count, |
724 | * if usage count = 0, release the memory |
725 | *Input params |
726 | * f : facility that will be closed |
6cd62ccf |
727 | ****************************************************************************/ |
728 | |
3aee1200 |
729 | void ltt_facility_close(LttFacility *f) |
6cd62ccf |
730 | { |
6cd62ccf |
731 | //release the memory it occupied |
732 | freeFacility(f); |
6cd62ccf |
733 | } |
734 | |
735 | /***************************************************************************** |
736 | * Functions to release the memory occupied by the facility |
737 | ****************************************************************************/ |
738 | |
963b5f2d |
739 | void freeFacility(LttFacility * fac) |
6cd62ccf |
740 | { |
3aee1200 |
741 | guint i; |
742 | LttEventType *et; |
6cd62ccf |
743 | |
3aee1200 |
744 | for(i=0; i<fac->events->len; i++) { |
745 | et = &g_array_index (fac->events, LttEventType, i); |
746 | freeEventtype(et); |
6cd62ccf |
747 | } |
3aee1200 |
748 | g_array_free(fac->events, TRUE); |
6cd62ccf |
749 | |
f104d082 |
750 | g_datalist_clear(&fac->events_by_name); |
6cd62ccf |
751 | |
f104d082 |
752 | // g_datalist_clear(&fac->named_types); |
6cd62ccf |
753 | } |
754 | |
963b5f2d |
755 | void freeEventtype(LttEventType * evType) |
6cd62ccf |
756 | { |
f104d082 |
757 | unsigned int i; |
908f42fa |
758 | LttType * root_type; |
6cd62ccf |
759 | if(evType->description) |
f104d082 |
760 | g_free(evType->description); |
761 | |
762 | for(i=0; i<evType->fields->len;i++) { |
2312de30 |
763 | LttField *field = &g_array_index(evType->fields, LttField, i); |
764 | freeLttField(field); |
1417d990 |
765 | } |
f104d082 |
766 | g_array_free(evType->fields, TRUE); |
767 | g_datalist_clear(&evType->fields_by_name); |
768 | } |
769 | |
770 | void freeLttType(LttType * type) |
771 | { |
772 | unsigned int i; |
773 | |
774 | if(type->fmt) |
775 | g_free(type->fmt); |
776 | |
777 | if(type->enum_map) |
2312de30 |
778 | g_hash_table_destroy(type->enum_map); |
f104d082 |
779 | |
780 | if(type->fields) { |
781 | for(i=0; i<type->fields->len; i++) { |
782 | freeLttField(&g_array_index(type->fields, LttField, i)); |
783 | } |
784 | g_array_free(type->fields, TRUE); |
785 | } |
786 | if(type->fields_by_name) |
787 | g_datalist_clear(&type->fields_by_name); |
6cd62ccf |
788 | } |
789 | |
908f42fa |
790 | void freeLttNamedType(LttType * type) |
791 | { |
f104d082 |
792 | freeLttType(type); |
908f42fa |
793 | } |
794 | |
f104d082 |
795 | void freeLttField(LttField * field) |
1417d990 |
796 | { |
f104d082 |
797 | if(field->description) |
798 | g_free(field->description); |
799 | if(field->dynamic_offsets) |
800 | g_array_free(field->dynamic_offsets, TRUE); |
2312de30 |
801 | freeLttType(&field->field_type); |
6cd62ccf |
802 | } |
803 | |
804 | /***************************************************************************** |
805 | *Function name |
806 | * ltt_facility_name : obtain the facility's name |
807 | *Input params |
3aee1200 |
808 | * f : the facility |
6cd62ccf |
809 | *Return value |
3aee1200 |
810 | * GQuark : the facility's name |
6cd62ccf |
811 | ****************************************************************************/ |
812 | |
3aee1200 |
813 | GQuark ltt_facility_name(LttFacility *f) |
6cd62ccf |
814 | { |
815 | return f->name; |
816 | } |
817 | |
818 | /***************************************************************************** |
819 | *Function name |
820 | * ltt_facility_checksum : obtain the facility's checksum |
821 | *Input params |
3aee1200 |
822 | * f : the facility |
6cd62ccf |
823 | *Return value |
3aee1200 |
824 | * : the checksum of the facility |
6cd62ccf |
825 | ****************************************************************************/ |
826 | |
3aee1200 |
827 | guint32 ltt_facility_checksum(LttFacility *f) |
6cd62ccf |
828 | { |
829 | return f->checksum; |
830 | } |
831 | |
963b5f2d |
832 | /***************************************************************************** |
833 | *Function name |
834 | * ltt_facility_base_id : obtain the facility base id |
835 | *Input params |
836 | * f : the facility |
837 | *Return value |
838 | * : the base id of the facility |
839 | ****************************************************************************/ |
840 | |
3aee1200 |
841 | guint ltt_facility_id(LttFacility *f) |
963b5f2d |
842 | { |
3aee1200 |
843 | return f->id; |
963b5f2d |
844 | } |
845 | |
6cd62ccf |
846 | /***************************************************************************** |
847 | *Function name |
848 | * ltt_facility_eventtype_number: obtain the number of the event types |
849 | *Input params |
850 | * f : the facility that will be closed |
851 | *Return value |
3aee1200 |
852 | * : the number of the event types |
6cd62ccf |
853 | ****************************************************************************/ |
854 | |
3aee1200 |
855 | guint8 ltt_facility_eventtype_number(LttFacility *f) |
6cd62ccf |
856 | { |
3aee1200 |
857 | return (f->events->len); |
6cd62ccf |
858 | } |
859 | |
860 | /***************************************************************************** |
861 | *Function name |
862 | * ltt_facility_eventtype_get: obtain the event type according to event id |
863 | * from 0 to event_number - 1 |
864 | *Input params |
865 | * f : the facility that will be closed |
866 | *Return value |
963b5f2d |
867 | * LttEventType * : the event type required |
6cd62ccf |
868 | ****************************************************************************/ |
869 | |
3aee1200 |
870 | LttEventType *ltt_facility_eventtype_get(LttFacility *f, guint8 i) |
6cd62ccf |
871 | { |
c4afd5d8 |
872 | if(!f->exists) return NULL; |
873 | |
3aee1200 |
874 | g_assert(i < f->events->len); |
875 | return &g_array_index(f->events, LttEventType, i); |
6cd62ccf |
876 | } |
877 | |
878 | /***************************************************************************** |
879 | *Function name |
880 | * ltt_facility_eventtype_get_by_name |
881 | * : obtain the event type according to event name |
882 | * event name is unique in the facility |
883 | *Input params |
cf74a6f1 |
884 | * f : the facility |
6cd62ccf |
885 | * name : the name of the event |
886 | *Return value |
963b5f2d |
887 | * LttEventType * : the event type required |
6cd62ccf |
888 | ****************************************************************************/ |
889 | |
3aee1200 |
890 | LttEventType *ltt_facility_eventtype_get_by_name(LttFacility *f, GQuark name) |
6cd62ccf |
891 | { |
cb03932a |
892 | LttEventType *et = g_datalist_id_get_data(&f->events_by_name, name); |
a0c1f622 |
893 | return et; |
6cd62ccf |
894 | } |
895 | |