449cb9d7 |
1 | /* This file is part of the Linux Trace Toolkit viewer |
2 | * Copyright (C) 2003-2004 Xiangxiu Yang |
3 | * |
4 | * This program is free software; you can redistribute it and/or modify |
5 | * it under the terms of the GNU General Public License Version 2 as |
6 | * published by the Free Software Foundation; |
7 | * |
8 | * This program 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 |
11 | * GNU General Public License for more details. |
12 | * |
13 | * You should have received a copy of the GNU General Public License |
14 | * along with this program; if not, write to the Free Software |
15 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
16 | * MA 02111-1307, USA. |
17 | */ |
18 | |
6cd62ccf |
19 | #include <stdio.h> |
20 | |
6cd62ccf |
21 | #include "parser.h" |
a5dcde2f |
22 | #include <ltt/ltt.h> |
23 | #include "ltt-private.h" |
6cd62ccf |
24 | #include <ltt/type.h> |
25 | |
26 | static unsigned intSizes[] = { |
27 | sizeof(int8_t), sizeof(int16_t), sizeof(int32_t), sizeof(int64_t), |
28 | sizeof(short) }; |
29 | |
30 | static unsigned floatSizes[] = { |
31 | 0, 0, sizeof(float), sizeof(double), 0, sizeof(float), sizeof(double) }; |
32 | |
33 | |
34 | /***************************************************************************** |
35 | *Function name |
36 | * ltt_eventtype_name : get the name of the event type |
37 | *Input params |
38 | * et : an event type |
39 | *Return value |
40 | * char * : the name of the event type |
41 | ****************************************************************************/ |
42 | |
963b5f2d |
43 | char *ltt_eventtype_name(LttEventType *et) |
6cd62ccf |
44 | { |
45 | return et->name; |
46 | } |
47 | |
48 | /***************************************************************************** |
49 | *Function name |
50 | * ltt_eventtype_description : get the description of the event type |
51 | *Input params |
52 | * et : an event type |
53 | *Return value |
54 | * char * : the description of the event type |
55 | ****************************************************************************/ |
56 | |
963b5f2d |
57 | char *ltt_eventtype_description(LttEventType *et) |
6cd62ccf |
58 | { |
59 | return et->description; |
60 | } |
61 | |
963b5f2d |
62 | /***************************************************************************** |
63 | *Function name |
64 | * ltt_eventtype_facility : get the facility which contains the event type |
65 | *Input params |
66 | * et : an event type |
67 | *Return value |
68 | * LttFacility * : the facility |
69 | ****************************************************************************/ |
70 | |
71 | LttFacility *ltt_eventtype_facility(LttEventType *et) |
72 | { |
73 | return et->facility; |
74 | } |
75 | |
76 | /***************************************************************************** |
77 | *Function name |
78 | * ltt_eventtype_relative_id : get the relative id of the event type |
79 | *Input params |
80 | * et : an event type |
81 | *Return value |
33690006 |
82 | * unsigned : the relative id |
963b5f2d |
83 | ****************************************************************************/ |
84 | |
33690006 |
85 | unsigned ltt_eventtype_relative_id(LttEventType *et) |
963b5f2d |
86 | { |
33690006 |
87 | return et->index; |
963b5f2d |
88 | } |
89 | |
90 | /***************************************************************************** |
91 | *Function name |
92 | * ltt_eventtype_id : get the id of the event type |
93 | *Input params |
94 | * et : an event type |
95 | *Return value |
33690006 |
96 | * unsigned : the id |
963b5f2d |
97 | ****************************************************************************/ |
98 | |
33690006 |
99 | unsigned ltt_eventtype_id(LttEventType *et) |
963b5f2d |
100 | { |
33690006 |
101 | return et->facility->base_id + et->index; |
963b5f2d |
102 | } |
103 | |
6cd62ccf |
104 | /***************************************************************************** |
105 | *Function name |
106 | * ltt_eventtype_type : get the type of the event type |
107 | *Input params |
108 | * et : an event type |
109 | *Return value |
963b5f2d |
110 | * LttType * : the type of the event type |
6cd62ccf |
111 | ****************************************************************************/ |
112 | |
963b5f2d |
113 | LttType *ltt_eventtype_type(LttEventType *et) |
6cd62ccf |
114 | { |
a2331fa0 |
115 | if(!et->root_field) return NULL; |
6cd62ccf |
116 | return et->root_field->field_type; |
117 | } |
118 | |
963b5f2d |
119 | /***************************************************************************** |
120 | *Function name |
121 | * ltt_eventtype_field : get the root filed of the event type |
122 | *Input params |
123 | * et : an event type |
124 | *Return value |
125 | * LttField * : the root filed of the event type |
126 | ****************************************************************************/ |
127 | |
128 | LttField *ltt_eventtype_field(LttEventType *et) |
129 | { |
130 | return et->root_field; |
131 | } |
132 | |
6cd62ccf |
133 | /***************************************************************************** |
134 | *Function name |
135 | * ltt_type_name : get the name of the type |
136 | *Input params |
137 | * t : a type |
138 | *Return value |
139 | * char * : the name of the type |
140 | ****************************************************************************/ |
141 | |
963b5f2d |
142 | char *ltt_type_name(LttType *t) |
6cd62ccf |
143 | { |
144 | return t->element_name; |
145 | } |
146 | |
147 | /***************************************************************************** |
148 | *Function name |
149 | * ltt_type_class : get the type class of the type |
150 | *Input params |
151 | * t : a type |
152 | *Return value |
963b5f2d |
153 | * LttTypeEnum : the type class of the type |
6cd62ccf |
154 | ****************************************************************************/ |
155 | |
963b5f2d |
156 | LttTypeEnum ltt_type_class(LttType *t) |
6cd62ccf |
157 | { |
158 | return t->type_class; |
159 | } |
160 | |
161 | /***************************************************************************** |
162 | *Function name |
163 | * ltt_type_size : obtain the type size. The size is the number of bytes |
164 | * for primitive types (INT, UINT, FLOAT, ENUM), or the |
165 | * size for the unsigned integer length count for sequences |
166 | *Input params |
167 | * tf : trace file |
168 | * t : a type |
169 | *Return value |
170 | * unsigned : the type size |
171 | ****************************************************************************/ |
172 | |
963b5f2d |
173 | unsigned ltt_type_size(LttTrace * trace, LttType *t) |
6cd62ccf |
174 | { |
175 | if(t->type_class==LTT_STRUCT || t->type_class==LTT_ARRAY || |
176 | t->type_class==LTT_STRING) return 0; |
177 | |
178 | if(t->type_class == LTT_FLOAT){ |
179 | return floatSizes[t->size]; |
180 | }else{ |
181 | if(t->size < sizeof(intSizes)/sizeof(unsigned)) |
182 | return intSizes[t->size]; |
183 | else{ |
963b5f2d |
184 | LttArchSize size = trace->system_description->size; |
62c72abf |
185 | if(size == LTT_LP32){ |
186 | if(t->size == 5)return sizeof(int16_t); |
187 | else return sizeof(int32_t); |
188 | } |
189 | else if(size == LTT_ILP32 || size == LTT_LP64){ |
190 | if(t->size == 5)return sizeof(int32_t); |
191 | else{ |
192 | if(size == LTT_ILP32) return sizeof(int32_t); |
193 | else return sizeof(int64_t); |
194 | } |
195 | } |
196 | else if(size == LTT_ILP64)return sizeof(int64_t); |
6cd62ccf |
197 | } |
198 | } |
199 | } |
200 | |
201 | /***************************************************************************** |
202 | *Function name |
203 | * ltt_type_element_type : obtain the type of nested elements for arrays |
204 | * and sequences |
205 | *Input params |
206 | * t : a type |
207 | *Return value |
963b5f2d |
208 | * LttType : the type of nested element of array or sequence |
6cd62ccf |
209 | ****************************************************************************/ |
210 | |
963b5f2d |
211 | LttType *ltt_type_element_type(LttType *t) |
6cd62ccf |
212 | { |
c687f6c8 |
213 | if(t->type_class != LTT_ARRAY && t->type_class != LTT_SEQUENCE) |
6cd62ccf |
214 | return NULL; |
215 | return t->element_type[0]; |
216 | } |
217 | |
218 | /***************************************************************************** |
219 | *Function name |
220 | * ltt_type_element_number : obtain the number of elements for arrays |
221 | *Input params |
222 | * t : a type |
223 | *Return value |
224 | * unsigned : the number of elements for arrays |
225 | ****************************************************************************/ |
226 | |
963b5f2d |
227 | unsigned ltt_type_element_number(LttType *t) |
6cd62ccf |
228 | { |
229 | if(t->type_class != LTT_ARRAY) |
230 | return 0; |
231 | return t->element_number; |
232 | } |
233 | |
234 | /***************************************************************************** |
235 | *Function name |
236 | * ltt_type_member_number : obtain the number of data members for structure |
237 | *Input params |
238 | * t : a type |
239 | *Return value |
240 | * unsigned : the number of members for structure |
241 | ****************************************************************************/ |
242 | |
963b5f2d |
243 | unsigned ltt_type_member_number(LttType *t) |
6cd62ccf |
244 | { |
c687f6c8 |
245 | if(t->type_class != LTT_STRUCT && t->type_class != LTT_UNION) |
6cd62ccf |
246 | return 0; |
247 | return t->element_number; |
248 | } |
249 | |
250 | /***************************************************************************** |
251 | *Function name |
252 | * ltt_type_member_type : obtain the type of a data members in a structure |
253 | *Input params |
254 | * t : a type |
255 | * i : index of the member |
256 | *Return value |
963b5f2d |
257 | * LttType * : the type of structure member |
6cd62ccf |
258 | ****************************************************************************/ |
259 | |
02007847 |
260 | LttType *ltt_type_member_type(LttType *t, unsigned i, char ** name) |
6cd62ccf |
261 | { |
02007847 |
262 | if(t->type_class != LTT_STRUCT){*name == NULL; return NULL;} |
263 | if(i >= t->element_number || i < 0 ){*name = NULL; return NULL;} |
fe974fde |
264 | *name = t->element_type[i]->element_name; |
89d4760c |
265 | return t->element_type[i]; |
6cd62ccf |
266 | } |
267 | |
268 | /***************************************************************************** |
269 | *Function name |
270 | * ltt_enum_string_get : for enumerations, obtain the symbolic string |
271 | * associated with a value (0 to n - 1 for an |
272 | * enumeration of n elements) |
273 | *Input params |
274 | * t : a type |
275 | * i : index of the member |
276 | *Return value |
277 | * char * : symbolic string associated with a value |
278 | ****************************************************************************/ |
279 | |
963b5f2d |
280 | char *ltt_enum_string_get(LttType *t, unsigned i) |
6cd62ccf |
281 | { |
282 | if(t->type_class != LTT_ENUM) return NULL; |
89d4760c |
283 | if(i >= t->element_number || i < 0 ) return NULL; |
284 | return t->enum_strings[i]; |
6cd62ccf |
285 | } |
286 | |
287 | /***************************************************************************** |
288 | *Function name |
289 | * ltt_field_element : obtain the field of nested elements for arrays and |
290 | * sequence |
291 | *Input params |
292 | * f : a field |
293 | *Return value |
963b5f2d |
294 | * LttField * : the field of the nested element |
6cd62ccf |
295 | ****************************************************************************/ |
296 | |
963b5f2d |
297 | LttField *ltt_field_element(LttField *f) |
6cd62ccf |
298 | { |
c687f6c8 |
299 | if(f->field_type->type_class != LTT_ARRAY && |
6cd62ccf |
300 | f->field_type->type_class != LTT_SEQUENCE) |
301 | return NULL; |
302 | |
303 | return f->child[0]; |
304 | } |
305 | |
306 | /***************************************************************************** |
307 | *Function name |
308 | * ltt_field_member : obtain the filed of data members for structure |
309 | *Input params |
310 | * f : a field |
311 | * i : index of member field |
312 | *Return value |
963b5f2d |
313 | * LttField * : the field of the nested element |
6cd62ccf |
314 | ****************************************************************************/ |
315 | |
963b5f2d |
316 | LttField *ltt_field_member(LttField *f, unsigned i) |
6cd62ccf |
317 | { |
318 | if(f->field_type->type_class != LTT_STRUCT) return NULL; |
89d4760c |
319 | if(i < 0 || i >= f->field_type->element_number) return NULL; |
320 | return f->child[i]; |
6cd62ccf |
321 | } |
322 | |
323 | /***************************************************************************** |
324 | *Function name |
325 | * ltt_field_type : obtain the type of the field |
326 | *Input params |
327 | * f : a field |
328 | *Return value |
329 | * ltt_tyoe * : the type of field |
330 | ****************************************************************************/ |
331 | |
963b5f2d |
332 | LttType *ltt_field_type(LttField *f) |
6cd62ccf |
333 | { |
a2331fa0 |
334 | if(!f)return NULL; |
6cd62ccf |
335 | return f->field_type; |
336 | } |
337 | |
a5dcde2f |
338 | int ltt_field_size(LttField * f) |
339 | { |
340 | if(!f)return 0; |
341 | return f->field_size; |
342 | } |