3583026d |
1 | /* |
2 | |
3 | parser.c: Generate helper declarations and functions to trace events |
4 | from an event description file. |
5 | |
a3e6ce64 |
6 | Copyright (C) 2005, Mathieu Desnoyers |
7 | Copyright (C) 2002, Xianxiu Yang |
8 | Copyright (C) 2002, Michel Dagenais |
9 | This program is free software; you can redistribute it and/or modify |
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10 | it under the terms of the GNU General Public License as published by |
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11 | the Free Software Foundation; version 2 of the License. |
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12 | |
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13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | GNU General Public License for more details. |
17 | |
18 | You should have received a copy of the GNU General Public License |
19 | along with this program; if not, write to the Free Software |
20 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
21 | */ |
22 | |
23 | /* This program reads the ".xml" event definitions input files |
24 | and constructs structure for each event. |
25 | |
26 | The program uses a very simple tokenizer, called from a hand written |
27 | recursive descent parser to fill a data structure describing the events. |
28 | The result is a sequence of events definitions which refer to type |
29 | definitions. |
30 | |
31 | A table of named types is maintained to allow refering to types by name |
32 | when the same type is used at several places. Finally a sequence of |
33 | all types is maintained to facilitate the freeing of all type |
34 | information when the processing of an ".xml" file is finished. */ |
35 | |
36 | #include <stdlib.h> |
37 | #include <string.h> |
38 | #include <stdio.h> |
39 | #include <stdarg.h> |
40 | #include <linux/errno.h> |
41 | #include <assert.h> |
42 | #include <ctype.h> |
43 | |
44 | #include "parser.h" |
45 | |
46 | |
2d2d14a7 |
47 | char *intOutputTypes[] = { |
48 | "int8_t", "int16_t", "int32_t", "int64_t" }; |
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49 | |
2d2d14a7 |
50 | char *uintOutputTypes[] = { |
51 | "uint8_t", "uint16_t", "uint32_t", "uint64_t" }; |
3583026d |
52 | |
2d2d14a7 |
53 | char *floatOutputTypes[] = { |
54 | "undef", "undef", "float", "double" }; |
3583026d |
55 | |
56 | |
57 | |
58 | |
59 | /* helper function */ |
60 | void strupper(char *string) |
61 | { |
62 | char *ptr = string; |
63 | |
64 | while(*ptr != '\0') { |
65 | *ptr = toupper(*ptr); |
66 | ptr++; |
67 | } |
68 | } |
69 | |
70 | |
2d2d14a7 |
71 | int getSizeindex(unsigned int value) |
3583026d |
72 | { |
73 | switch(value) { |
74 | case 1: |
75 | return 0; |
76 | case 2: |
77 | return 1; |
78 | case 4: |
79 | return 2; |
80 | case 8: |
81 | return 3; |
82 | default: |
83 | printf("Error : unknown value size %d\n", value); |
84 | exit(-1); |
85 | } |
86 | } |
87 | |
88 | /***************************************************************************** |
89 | *Function name |
90 | * getSize : translate from string to integer |
91 | *Input params |
92 | * in : input file handle |
93 | *Return values |
94 | * size |
95 | *****************************************************************************/ |
96 | |
2d2d14a7 |
97 | unsigned long long int getSize(parse_file_t *in) |
3583026d |
98 | { |
99 | char *token; |
100 | |
101 | token = getToken(in); |
102 | if(in->type == NUMBER) { |
2d2d14a7 |
103 | return strtoull(token, NULL, 0); |
3583026d |
104 | } |
105 | in->error(in,"incorrect size specification"); |
106 | return -1; |
107 | } |
108 | |
109 | /***************************************************************************** |
110 | *Function name |
111 | * error_callback : print out error info |
112 | *Input params |
113 | * in : input file handle |
114 | * msg : message to be printed |
115 | ****************************************************************************/ |
116 | |
117 | void error_callback(parse_file_t *in, char *msg) |
118 | { |
119 | if(in) |
120 | printf("Error in file %s, line %d: %s\n", in->name, in->lineno, msg); |
121 | else |
122 | printf("%s\n",msg); |
123 | assert(0); |
124 | exit(1); |
125 | } |
126 | |
127 | /***************************************************************************** |
128 | *Function name |
129 | * memAlloc : allocate memory |
130 | *Input params |
131 | * size : required memory size |
132 | *return value |
133 | * void * : pointer to allocate memory or NULL |
134 | ****************************************************************************/ |
135 | |
136 | void * memAlloc(int size) |
137 | { |
138 | void * addr; |
139 | if(size == 0) return NULL; |
140 | addr = malloc(size); |
141 | if(!addr){ |
142 | printf("Failed to allocate memory"); |
143 | exit(1); |
144 | } |
145 | return addr; |
146 | } |
147 | |
148 | /***************************************************************************** |
149 | *Function name |
150 | * allocAndCopy : allocate memory and initialize it |
151 | *Input params |
152 | * str : string to be put in memory |
153 | *return value |
154 | * char * : pointer to allocate memory or NULL |
155 | ****************************************************************************/ |
156 | |
157 | char *allocAndCopy(char *str) |
158 | { |
159 | char * addr; |
160 | if(str == NULL) return NULL; |
161 | addr = (char *)memAlloc(strlen(str)+1); |
162 | strcpy(addr,str); |
163 | return addr; |
164 | } |
165 | |
166 | /************************************************************************** |
167 | * Function : |
168 | * getTypeAttributes |
169 | * Description : |
170 | * Read the attribute from the input file. |
171 | * |
172 | * Parameters : |
173 | * in , input file handle. |
174 | * t , the type descriptor to fill. |
175 | * |
176 | **************************************************************************/ |
177 | |
be97b953 |
178 | void getTypeAttributes(parse_file_t *in, type_descriptor_t *t, |
179 | sequence_t * unnamed_types, table_t * named_types) |
3583026d |
180 | { |
181 | char * token; |
182 | |
183 | t->fmt = NULL; |
2d2d14a7 |
184 | t->size = 0; |
3583026d |
185 | |
186 | while(1) { |
187 | token = getToken(in); |
188 | if(strcmp("/",token) == 0 || strcmp(">",token) == 0){ |
189 | ungetToken(in); |
190 | break; |
191 | } |
192 | |
193 | if(!strcmp("format",token)) { |
194 | getEqual(in); |
195 | t->fmt = allocAndCopy(getQuotedString(in)); |
196 | //} else if(!strcmp("name",token)) { |
197 | // getEqual(in); |
198 | // car = seekNextChar(in); |
199 | // if(car == EOF) in->error(in,"name was expected"); |
200 | // else if(car == '\"') t->type_name = allocAndCopy(getQuotedString(in)); |
201 | // else t->type_name = allocAndCopy(getName(in)); |
be97b953 |
202 | } else if(!strcmp("size",token)) { |
3583026d |
203 | getEqual(in); |
204 | t->size = getSize(in); |
3583026d |
205 | } |
206 | } |
207 | } |
208 | |
209 | /************************************************************************** |
210 | * Function : |
211 | * getEventAttributes |
212 | * Description : |
213 | * Read the attribute from the input file. |
214 | * |
215 | * Parameters : |
216 | * in , input file handle. |
217 | * ev , the event to fill. |
218 | * |
219 | **************************************************************************/ |
220 | |
221 | void getEventAttributes(parse_file_t *in, event_t *ev) |
222 | { |
223 | char * token; |
224 | char car; |
225 | |
226 | ev->name = NULL; |
227 | ev->per_trace = 0; |
228 | ev->per_tracefile = 0; |
229 | |
230 | while(1) { |
231 | token = getToken(in); |
232 | if(strcmp("/",token) == 0 || strcmp(">",token) == 0){ |
233 | ungetToken(in); |
234 | break; |
235 | } |
236 | |
237 | if(!strcmp("name",token)) { |
238 | getEqual(in); |
239 | car = seekNextChar(in); |
240 | if(car == EOF) in->error(in,"name was expected"); |
241 | else if(car == '\"') ev->name = allocAndCopy(getQuotedString(in)); |
242 | else ev->name = allocAndCopy(getName(in)); |
243 | } else if(!strcmp("per_trace", token)) { |
244 | ev->per_trace = 1; |
245 | } else if(!strcmp("per_tracefile", token)) { |
246 | ev->per_tracefile = 1; |
247 | } |
248 | |
249 | } |
250 | } |
251 | |
252 | /************************************************************************** |
253 | * Function : |
254 | * getFacilityAttributes |
255 | * Description : |
256 | * Read the attribute from the input file. |
257 | * |
258 | * Parameters : |
259 | * in , input file handle. |
260 | * fac , the facility to fill. |
261 | * |
262 | **************************************************************************/ |
263 | |
264 | void getFacilityAttributes(parse_file_t *in, facility_t *fac) |
265 | { |
266 | char * token; |
267 | char car; |
268 | |
269 | fac->name = NULL; |
270 | |
271 | while(1) { |
272 | token = getToken(in); |
273 | if(strcmp("/",token) == 0 || strcmp(">",token) == 0){ |
274 | ungetToken(in); |
275 | break; |
276 | } |
277 | |
278 | if(!strcmp("name",token)) { |
279 | getEqual(in); |
280 | car = seekNextChar(in); |
281 | if(car == EOF) in->error(in,"name was expected"); |
282 | else if(car == '\"') fac->name = allocAndCopy(getQuotedString(in)); |
283 | else fac->name = allocAndCopy(getName(in)); |
284 | } |
285 | } |
286 | } |
287 | |
288 | /************************************************************************** |
289 | * Function : |
290 | * getFieldAttributes |
291 | * Description : |
292 | * Read the attribute from the input file. |
293 | * |
294 | * Parameters : |
295 | * in , input file handle. |
296 | * f , the field to fill. |
297 | * |
298 | **************************************************************************/ |
299 | |
300 | void getFieldAttributes(parse_file_t *in, field_t *f) |
301 | { |
302 | char * token; |
303 | char car; |
304 | |
305 | f->name = NULL; |
306 | |
307 | while(1) { |
308 | token = getToken(in); |
309 | if(strcmp("/",token) == 0 || strcmp(">",token) == 0){ |
310 | ungetToken(in); |
311 | break; |
312 | } |
313 | |
314 | if(!strcmp("name",token)) { |
315 | getEqual(in); |
316 | car = seekNextChar(in); |
317 | if(car == EOF) in->error(in,"name was expected"); |
318 | else if(car == '\"') f->name = allocAndCopy(getQuotedString(in)); |
319 | else f->name = allocAndCopy(getName(in)); |
320 | } |
321 | } |
322 | } |
323 | |
324 | char *getNameAttribute(parse_file_t *in) |
325 | { |
326 | char * token; |
327 | char *name = NULL; |
328 | char car; |
329 | |
330 | while(1) { |
331 | token = getToken(in); |
332 | if(strcmp("/",token) == 0 || strcmp(">",token) == 0){ |
333 | ungetToken(in); |
334 | break; |
335 | } |
336 | |
337 | if(!strcmp("name",token)) { |
338 | getEqual(in); |
339 | car = seekNextChar(in); |
340 | if(car == EOF) in->error(in,"name was expected"); |
341 | else if(car == '\"') name = allocAndCopy(getQuotedString(in)); |
342 | else name = allocAndCopy(getName(in)); |
343 | } |
344 | } |
345 | if(name == NULL) in->error(in, "Name was expected"); |
346 | return name; |
347 | |
348 | } |
349 | |
350 | |
351 | |
352 | //for <label name=label_name value=n format="..."/>, value is an option |
353 | char * getValueStrAttribute(parse_file_t *in) |
354 | { |
355 | char * token; |
356 | |
357 | token = getToken(in); |
358 | if(strcmp("/",token) == 0){ |
359 | ungetToken(in); |
360 | return NULL; |
361 | } |
362 | |
363 | if(strcmp("value",token))in->error(in,"value was expected"); |
364 | getEqual(in); |
365 | token = getToken(in); |
366 | if(in->type != NUMBER) in->error(in,"number was expected"); |
367 | return token; |
368 | } |
369 | |
370 | char * getDescription(parse_file_t *in) |
371 | { |
372 | long int pos; |
373 | char * token, car, *str; |
374 | |
375 | pos = ftell(in->fp); |
376 | |
377 | getLAnglebracket(in); |
378 | token = getName(in); |
379 | if(strcmp("description",token)){ |
380 | fseek(in->fp, pos, SEEK_SET); |
381 | return NULL; |
382 | } |
383 | |
384 | getRAnglebracket(in); |
385 | |
386 | pos = 0; |
387 | while((car = getc(in->fp)) != EOF) { |
388 | if(car == '<') break; |
389 | if(car == '\0') continue; |
390 | in->buffer[pos] = car; |
391 | pos++; |
392 | } |
393 | if(car == EOF)in->error(in,"not a valid description"); |
394 | in->buffer[pos] = '\0'; |
395 | |
396 | str = allocAndCopy(in->buffer); |
397 | |
398 | getForwardslash(in); |
399 | token = getName(in); |
400 | if(strcmp("description", token))in->error(in,"not a valid description"); |
401 | getRAnglebracket(in); |
402 | |
403 | return str; |
404 | } |
405 | |
406 | /***************************************************************************** |
407 | *Function name |
408 | * parseFacility : generate event list |
409 | *Input params |
410 | * in : input file handle |
411 | * fac : empty facility |
412 | *Output params |
413 | * fac : facility filled with event list |
414 | ****************************************************************************/ |
415 | |
416 | void parseFacility(parse_file_t *in, facility_t * fac) |
417 | { |
418 | char * token; |
419 | event_t *ev; |
420 | |
421 | getFacilityAttributes(in, fac); |
422 | if(fac->name == NULL) in->error(in, "Attribute not named"); |
423 | |
424 | fac->capname = allocAndCopy(fac->name); |
425 | strupper(fac->capname); |
426 | getRAnglebracket(in); |
427 | |
428 | fac->description = getDescription(in); |
429 | |
430 | while(1){ |
431 | getLAnglebracket(in); |
432 | |
433 | token = getToken(in); |
434 | if(in->type == ENDFILE) |
435 | in->error(in,"the definition of the facility is not finished"); |
436 | |
437 | if(strcmp("event",token) == 0){ |
438 | ev = (event_t*) memAlloc(sizeof(event_t)); |
439 | sequence_push(&(fac->events),ev); |
440 | parseEvent(in,ev, &(fac->unnamed_types), &(fac->named_types)); |
441 | }else if(strcmp("type",token) == 0){ |
442 | parseTypeDefinition(in, &(fac->unnamed_types), &(fac->named_types)); |
443 | }else if(in->type == FORWARDSLASH){ |
444 | break; |
445 | }else in->error(in,"event or type token expected\n"); |
446 | } |
447 | |
448 | token = getName(in); |
449 | if(strcmp("facility",token)) in->error(in,"not the end of the facility"); |
450 | getRAnglebracket(in); //</facility> |
451 | } |
452 | |
453 | /***************************************************************************** |
454 | *Function name |
455 | * parseEvent : generate event from event definition |
456 | *Input params |
457 | * in : input file handle |
458 | * ev : new event |
459 | * unnamed_types : array of unamed types |
460 | * named_types : array of named types |
461 | *Output params |
462 | * ev : new event (parameters are passed to it) |
463 | ****************************************************************************/ |
464 | |
465 | void parseEvent(parse_file_t *in, event_t * ev, sequence_t * unnamed_types, |
466 | table_t * named_types) |
467 | { |
468 | char *token; |
47299663 |
469 | field_t *f; |
3583026d |
470 | |
47299663 |
471 | sequence_init(&(ev->fields)); |
3583026d |
472 | //<event name=eventtype_name> |
473 | getEventAttributes(in, ev); |
474 | if(ev->name == NULL) in->error(in, "Event not named"); |
475 | getRAnglebracket(in); |
476 | |
47299663 |
477 | //<description>...</description> |
3583026d |
478 | ev->description = getDescription(in); |
479 | |
47299663 |
480 | int got_end = 0; |
481 | /* Events can have multiple fields. each field form at least a function |
482 | * parameter of the logging function. */ |
483 | while(!got_end) { |
484 | getLAnglebracket(in); |
485 | token = getToken(in); |
486 | |
487 | switch(in->type) { |
488 | case FORWARDSLASH: /* </event> */ |
489 | token = getName(in); |
490 | if(strcmp("event",token))in->error(in,"not an event definition"); |
491 | getRAnglebracket(in); //</event> |
492 | got_end = 1; |
493 | break; |
494 | case NAME: /* a field */ |
495 | if(strcmp("field",token))in->error(in,"expecting a field"); |
496 | f = (field_t *)memAlloc(sizeof(field_t)); |
497 | sequence_push(&(ev->fields),f); |
a67cd958 |
498 | parseFields(in, f, unnamed_types, named_types, 1); |
47299663 |
499 | break; |
500 | default: |
501 | in->error(in, "expecting </event> or <field >"); |
502 | break; |
503 | } |
504 | } |
505 | #if 0 |
506 | if(in->type == FORWARDSLASH){ //</event> NOTHING |
507 | ev->type = NULL; |
508 | }else if(in->type == NAME){ |
509 | if(strcmp("struct",token)==0 || strcmp("typeref",token)==0){ |
510 | ungetToken(in); |
511 | ev->type = parseType(in,NULL, unnamed_types, named_types); |
512 | if(ev->type->type != STRUCT && ev->type->type != NONE) |
513 | in->error(in,"type must be a struct"); |
514 | }else in->error(in, "not a valid type"); |
515 | |
516 | getLAnglebracket(in); |
517 | getForwardslash(in); |
518 | }else in->error(in,"not a struct type"); |
519 | getLAnglebracket(in); |
520 | getForwardslash(in); |
521 | token = getName(in); |
522 | if(strcmp("event",token))in->error(in,"not an event definition"); |
523 | getRAnglebracket(in); //</event> |
524 | #endif //0 |
3583026d |
525 | } |
526 | |
527 | /***************************************************************************** |
528 | *Function name |
529 | * parseField : get field infomation from buffer |
530 | *Input params |
531 | * in : input file handle |
47299663 |
532 | * f : field |
3583026d |
533 | * unnamed_types : array of unamed types |
534 | * named_types : array of named types |
a67cd958 |
535 | * tag : is field surrounded by a <field> </field> tag ? |
3583026d |
536 | ****************************************************************************/ |
537 | |
47299663 |
538 | void parseFields(parse_file_t *in, field_t *f, |
3583026d |
539 | sequence_t * unnamed_types, |
a67cd958 |
540 | table_t * named_types, |
541 | int tag) |
3583026d |
542 | { |
543 | char * token; |
a67cd958 |
544 | if(tag) { |
545 | //<field name=field_name> <description> <type> </field> |
546 | getFieldAttributes(in, f); |
547 | if(f->name == NULL) in->error(in, "Field not named"); |
548 | getRAnglebracket(in); |
3583026d |
549 | |
a67cd958 |
550 | f->description = getDescription(in); |
551 | } |
3583026d |
552 | |
553 | //<int size=...> |
554 | getLAnglebracket(in); |
555 | f->type = parseType(in,NULL, unnamed_types, named_types); |
556 | |
a67cd958 |
557 | if(tag) { |
558 | getLAnglebracket(in); |
559 | getForwardslash(in); |
560 | token = getName(in); |
561 | if(strcmp("field",token))in->error(in,"not a valid field definition"); |
562 | getRAnglebracket(in); //</field> |
563 | } |
3583026d |
564 | } |
565 | |
566 | |
567 | /***************************************************************************** |
568 | *Function name |
569 | * parseType : get type information, type can be : |
570 | * Primitive: |
571 | * int(size,fmt); uint(size,fmt); float(size,fmt); |
572 | * string(fmt); enum(size,fmt,(label1,label2...)) |
573 | * Compound: |
574 | * array(arraySize, type); sequence(lengthSize,type) |
575 | * struct(field(name,type,description)...) |
576 | * type name: |
577 | * type(name,type) |
578 | *Input params |
579 | * in : input file handle |
580 | * inType : a type descriptor |
581 | * unnamed_types : array of unamed types |
582 | * named_types : array of named types |
583 | *Return values |
584 | * type_descriptor* : a type descriptor |
585 | ****************************************************************************/ |
586 | |
587 | type_descriptor_t *parseType(parse_file_t *in, type_descriptor_t *inType, |
588 | sequence_t * unnamed_types, table_t * named_types) |
589 | { |
590 | char *token; |
591 | type_descriptor_t *t; |
47299663 |
592 | field_t *f; |
3583026d |
593 | |
594 | if(inType == NULL) { |
595 | t = (type_descriptor_t *) memAlloc(sizeof(type_descriptor_t)); |
596 | t->type_name = NULL; |
597 | t->type = NONE; |
598 | t->fmt = NULL; |
599 | sequence_push(unnamed_types,t); |
600 | } |
601 | else t = inType; |
602 | |
603 | token = getName(in); |
604 | |
605 | if(strcmp(token,"struct") == 0) { |
606 | t->type = STRUCT; |
be97b953 |
607 | getTypeAttributes(in, t, unnamed_types, named_types); |
3583026d |
608 | getRAnglebracket(in); //<struct> |
609 | getLAnglebracket(in); //<field name=..> |
610 | token = getToken(in); |
611 | sequence_init(&(t->fields)); |
612 | while(strcmp("field",token) == 0){ |
47299663 |
613 | f = (field_t *)memAlloc(sizeof(field_t)); |
614 | sequence_push(&(t->fields),f); |
615 | |
a67cd958 |
616 | parseFields(in, f, unnamed_types, named_types, 1); |
3583026d |
617 | |
618 | //next field |
619 | getLAnglebracket(in); |
620 | token = getToken(in); |
621 | } |
622 | if(strcmp("/",token))in->error(in,"not a valid structure definition"); |
623 | token = getName(in); |
624 | if(strcmp("struct",token)!=0) |
625 | in->error(in,"not a valid structure definition"); |
626 | getRAnglebracket(in); //</struct> |
627 | } |
628 | else if(strcmp(token,"union") == 0) { |
629 | t->type = UNION; |
be97b953 |
630 | getTypeAttributes(in, t, unnamed_types, named_types); |
2d2d14a7 |
631 | getRAnglebracket(in); //<union> |
3583026d |
632 | |
633 | getLAnglebracket(in); //<field name=..> |
634 | token = getToken(in); |
635 | sequence_init(&(t->fields)); |
636 | while(strcmp("field",token) == 0){ |
47299663 |
637 | f = (field_t *)memAlloc(sizeof(field_t)); |
638 | sequence_push(&(t->fields),f); |
a67cd958 |
639 | parseFields(in, f, unnamed_types, named_types, 1); |
3583026d |
640 | |
641 | //next field |
642 | getLAnglebracket(in); |
643 | token = getToken(in); |
644 | } |
645 | if(strcmp("/",token))in->error(in,"not a valid union definition"); |
646 | token = getName(in); |
647 | if(strcmp("union",token)!=0) |
648 | in->error(in,"not a valid union definition"); |
649 | getRAnglebracket(in); //</union> |
650 | } |
651 | else if(strcmp(token,"array") == 0) { |
652 | t->type = ARRAY; |
a67cd958 |
653 | sequence_init(&(t->fields)); |
be97b953 |
654 | getTypeAttributes(in, t, unnamed_types, named_types); |
2d2d14a7 |
655 | if(t->size == 0) in->error(in, "Array has empty size"); |
656 | getForwardslash(in); |
3583026d |
657 | getRAnglebracket(in); //<array size=n> |
658 | |
2e415130 |
659 | //getLAnglebracket(in); //<subtype> |
a67cd958 |
660 | /* subfield */ |
661 | f = (field_t *)memAlloc(sizeof(field_t)); |
662 | sequence_push(&(t->fields),f); |
663 | parseFields(in, f, unnamed_types, named_types, 0); |
664 | |
665 | //getLAnglebracket(in); //<type struct> |
666 | //t->nested_type = parseType(in, NULL, unnamed_types, named_types); |
3583026d |
667 | |
668 | getLAnglebracket(in); //</array> |
669 | getForwardslash(in); |
670 | token = getName(in); |
671 | if(strcmp("array",token))in->error(in,"not a valid array definition"); |
672 | getRAnglebracket(in); //</array> |
673 | } |
674 | else if(strcmp(token,"sequence") == 0) { |
675 | t->type = SEQUENCE; |
a67cd958 |
676 | sequence_init(&(t->fields)); |
be97b953 |
677 | //getTypeAttributes(in, t, unnamed_types, named_types); |
678 | //getForwardslash(in); |
679 | getRAnglebracket(in); //<sequence> |
3583026d |
680 | |
2e415130 |
681 | //getLAnglebracket(in); //<sequence size type> |
a67cd958 |
682 | /* subfield */ |
683 | f = (field_t *)memAlloc(sizeof(field_t)); |
684 | sequence_push(&(t->fields),f); |
685 | parseFields(in, f, unnamed_types, named_types, 0); |
686 | |
2e415130 |
687 | //getLAnglebracket(in); //<subtype> |
a67cd958 |
688 | /* subfield */ |
689 | f = (field_t *)memAlloc(sizeof(field_t)); |
690 | sequence_push(&(t->fields),f); |
691 | parseFields(in, f, unnamed_types, named_types, 0); |
3583026d |
692 | |
a67cd958 |
693 | //getLAnglebracket(in); //<type sequence> |
694 | //t->length_type = parseType(in, NULL, unnamed_types, named_types); |
be97b953 |
695 | |
a67cd958 |
696 | //getLAnglebracket(in); //<type sequence> |
be97b953 |
697 | |
a67cd958 |
698 | //t->nested_type = parseType(in, NULL, unnamed_types, named_types); |
699 | |
700 | if(t->fields.position < 1) in->error(in, "Sequence has no length type"); |
701 | if(t->fields.position < 2) in->error(in, "Sequence has no subtype"); |
702 | switch(((field_t*)t->fields.array[0])->type->type) { |
be97b953 |
703 | case UINT_FIXED : |
704 | case UCHAR : |
705 | case USHORT : |
706 | case UINT : |
707 | case ULONG : |
708 | case SIZE_T : |
709 | case OFF_T : |
710 | break; |
711 | default: |
712 | in->error(in, "Wrong length type for sequence"); |
713 | } |
714 | |
3583026d |
715 | getLAnglebracket(in); //</sequence> |
716 | getForwardslash(in); |
717 | token = getName(in); |
718 | if(strcmp("sequence",token))in->error(in,"not a valid sequence definition"); |
719 | getRAnglebracket(in); //</sequence> |
720 | } |
721 | else if(strcmp(token,"enum") == 0) { |
70f46ac3 |
722 | char * str; |
723 | int value = -1; |
724 | |
3583026d |
725 | t->type = ENUM; |
726 | sequence_init(&(t->labels)); |
70f46ac3 |
727 | sequence_init(&(t->labels_values)); |
3583026d |
728 | sequence_init(&(t->labels_description)); |
729 | t->already_printed = 0; |
be97b953 |
730 | getTypeAttributes(in, t, unnamed_types, named_types); |
2d2d14a7 |
731 | //if(t->size == 0) in->error(in, "Sequence has empty size"); |
bf6349fa |
732 | //Mathieu : we fix enum size to target int size. GCC is always like this. |
2d2d14a7 |
733 | //fox copy optimisation. |
bf6349fa |
734 | if(t->size != 0) in->error(in, "Enum has fixed size of target int."); |
735 | t->size = 0; |
3583026d |
736 | getRAnglebracket(in); |
737 | |
738 | //<label name=label1 value=n/> |
739 | getLAnglebracket(in); |
740 | token = getToken(in); //"label" or "/" |
741 | while(strcmp("label",token) == 0){ |
70f46ac3 |
742 | int *label_value = malloc(sizeof(int)); |
743 | |
3583026d |
744 | str = allocAndCopy(getNameAttribute(in)); |
745 | token = getValueStrAttribute(in); |
70f46ac3 |
746 | |
747 | sequence_push(&(t->labels),str); |
748 | |
749 | if(token) value = strtol(token, NULL, 0); |
750 | else value++; |
751 | |
752 | *label_value = value; |
753 | sequence_push(&(t->labels_values), label_value); |
3583026d |
754 | |
755 | getForwardslash(in); |
756 | getRAnglebracket(in); |
757 | |
758 | //read description if any. May be NULL. |
759 | str = allocAndCopy(getDescription(in)); |
760 | sequence_push(&(t->labels_description),str); |
761 | |
762 | //next label definition |
763 | getLAnglebracket(in); |
764 | token = getToken(in); //"label" or "/" |
765 | } |
766 | if(strcmp("/",token))in->error(in, "not a valid enum definition"); |
767 | token = getName(in); |
768 | if(strcmp("enum",token))in->error(in, "not a valid enum definition"); |
769 | getRAnglebracket(in); //</label> |
770 | } |
2d2d14a7 |
771 | else if(strcmp(token,"int_fixed") == 0) { |
772 | t->type = INT_FIXED; |
be97b953 |
773 | getTypeAttributes(in, t, unnamed_types, named_types); |
2d2d14a7 |
774 | if(t->size == 0) in->error(in, "int has empty size"); |
775 | getForwardslash(in); |
776 | getRAnglebracket(in); |
777 | } |
778 | else if(strcmp(token,"uint_fixed") == 0) { |
779 | t->type = UINT_FIXED; |
be97b953 |
780 | getTypeAttributes(in, t, unnamed_types, named_types); |
2d2d14a7 |
781 | if(t->size == 0) in->error(in, "uint has empty size"); |
782 | getForwardslash(in); |
783 | getRAnglebracket(in); |
784 | } |
785 | else if(strcmp(token,"char") == 0) { |
786 | t->type = CHAR; |
be97b953 |
787 | getTypeAttributes(in, t, unnamed_types, named_types); |
294f0059 |
788 | t->size = 1; |
2d2d14a7 |
789 | getForwardslash(in); |
790 | getRAnglebracket(in); |
791 | } |
792 | else if(strcmp(token,"uchar") == 0) { |
793 | t->type = UCHAR; |
be97b953 |
794 | getTypeAttributes(in, t, unnamed_types, named_types); |
294f0059 |
795 | t->size = 1; |
2d2d14a7 |
796 | getForwardslash(in); |
797 | getRAnglebracket(in); |
798 | } |
799 | else if(strcmp(token,"short") == 0) { |
800 | t->type = SHORT; |
be97b953 |
801 | getTypeAttributes(in, t, unnamed_types, named_types); |
294f0059 |
802 | t->size = 2; |
2d2d14a7 |
803 | getForwardslash(in); |
804 | getRAnglebracket(in); |
805 | } |
806 | else if(strcmp(token,"ushort") == 0) { |
807 | t->type = USHORT; |
be97b953 |
808 | getTypeAttributes(in, t, unnamed_types, named_types); |
294f0059 |
809 | t->size = 2; |
2d2d14a7 |
810 | getForwardslash(in); |
811 | getRAnglebracket(in); |
812 | } |
3583026d |
813 | else if(strcmp(token,"int") == 0) { |
814 | t->type = INT; |
be97b953 |
815 | getTypeAttributes(in, t, unnamed_types, named_types); |
3583026d |
816 | getForwardslash(in); |
817 | getRAnglebracket(in); |
818 | } |
819 | else if(strcmp(token,"uint") == 0) { |
820 | t->type = UINT; |
be97b953 |
821 | getTypeAttributes(in, t, unnamed_types, named_types); |
3583026d |
822 | getForwardslash(in); |
823 | getRAnglebracket(in); |
824 | } |
2d2d14a7 |
825 | |
3583026d |
826 | else if(strcmp(token,"pointer") == 0) { |
827 | t->type = POINTER; |
be97b953 |
828 | getTypeAttributes(in, t, unnamed_types, named_types); |
3583026d |
829 | getForwardslash(in); |
830 | getRAnglebracket(in); |
831 | } |
832 | else if(strcmp(token,"long") == 0) { |
833 | t->type = LONG; |
be97b953 |
834 | getTypeAttributes(in, t, unnamed_types, named_types); |
3583026d |
835 | getForwardslash(in); |
836 | getRAnglebracket(in); |
837 | } |
838 | else if(strcmp(token,"ulong") == 0) { |
839 | t->type = ULONG; |
be97b953 |
840 | getTypeAttributes(in, t, unnamed_types, named_types); |
3583026d |
841 | getForwardslash(in); |
842 | getRAnglebracket(in); |
843 | } |
844 | else if(strcmp(token,"size_t") == 0) { |
845 | t->type = SIZE_T; |
be97b953 |
846 | getTypeAttributes(in, t, unnamed_types, named_types); |
3583026d |
847 | getForwardslash(in); |
848 | getRAnglebracket(in); |
849 | } |
850 | else if(strcmp(token,"ssize_t") == 0) { |
851 | t->type = SSIZE_T; |
be97b953 |
852 | getTypeAttributes(in, t, unnamed_types, named_types); |
3583026d |
853 | getForwardslash(in); |
854 | getRAnglebracket(in); |
855 | } |
856 | else if(strcmp(token,"off_t") == 0) { |
857 | t->type = OFF_T; |
be97b953 |
858 | getTypeAttributes(in, t, unnamed_types, named_types); |
3583026d |
859 | getForwardslash(in); |
860 | getRAnglebracket(in); |
861 | } |
862 | else if(strcmp(token,"float") == 0) { |
863 | t->type = FLOAT; |
be97b953 |
864 | getTypeAttributes(in, t, unnamed_types, named_types); |
3583026d |
865 | getForwardslash(in); |
866 | getRAnglebracket(in); |
867 | } |
868 | else if(strcmp(token,"string") == 0) { |
869 | t->type = STRING; |
be97b953 |
870 | getTypeAttributes(in, t, unnamed_types, named_types); |
3583026d |
871 | getForwardslash(in); |
872 | getRAnglebracket(in); |
873 | } |
874 | else if(strcmp(token,"typeref") == 0){ |
875 | // Must be a named type |
a67cd958 |
876 | free(t); |
877 | sequence_pop(unnamed_types); |
878 | token = getNameAttribute(in); |
879 | t = find_named_type(token, named_types); |
880 | if(t == NULL) in->error(in,"Named referred to must be pre-declared."); |
881 | getForwardslash(in); //<typeref name=type_name/> |
882 | getRAnglebracket(in); |
883 | return t; |
3583026d |
884 | }else in->error(in,"not a valid type"); |
885 | |
886 | return t; |
887 | } |
888 | |
889 | /***************************************************************************** |
890 | *Function name |
891 | * find_named_type : find a named type from hash table |
892 | *Input params |
893 | * name : type name |
894 | * named_types : array of named types |
895 | *Return values |
896 | * type_descriptor * : a type descriptor |
897 | *****************************************************************************/ |
898 | |
899 | type_descriptor_t * find_named_type(char *name, table_t * named_types) |
900 | { |
901 | type_descriptor_t *t; |
902 | |
903 | t = table_find(named_types,name); |
34c1d1b5 |
904 | |
3583026d |
905 | return t; |
34c1d1b5 |
906 | } |
907 | |
908 | type_descriptor_t * create_named_type(char *name, table_t * named_types) |
909 | { |
910 | type_descriptor_t *t; |
911 | |
912 | t = (type_descriptor_t *)memAlloc(sizeof(type_descriptor_t)); |
913 | t->type_name = allocAndCopy(name); |
914 | t->type = NONE; |
915 | t->fmt = NULL; |
916 | table_insert(named_types,t->type_name,t); |
917 | // table_insert(named_types,allocAndCopy(name),t); |
918 | return t; |
919 | } |
3583026d |
920 | |
921 | /***************************************************************************** |
922 | *Function name |
923 | * parseTypeDefinition : get type information from type definition |
924 | *Input params |
925 | * in : input file handle |
926 | * unnamed_types : array of unamed types |
927 | * named_types : array of named types |
928 | *****************************************************************************/ |
929 | |
930 | void parseTypeDefinition(parse_file_t * in, sequence_t * unnamed_types, |
931 | table_t * named_types) |
932 | { |
933 | char *token; |
934 | type_descriptor_t *t; |
935 | |
936 | token = getNameAttribute(in); |
937 | if(token == NULL) in->error(in, "Type has empty name"); |
34c1d1b5 |
938 | t = create_named_type(token, named_types); |
3583026d |
939 | |
940 | if(t->type != NONE) in->error(in,"redefinition of named type"); |
941 | getRAnglebracket(in); //<type name=type_name> |
942 | getLAnglebracket(in); //< |
943 | token = getName(in); |
944 | //MD ??if(strcmp("struct",token))in->error(in,"not a valid type definition"); |
945 | ungetToken(in); |
946 | parseType(in,t, unnamed_types, named_types); |
947 | |
948 | //</type> |
949 | getLAnglebracket(in); |
950 | getForwardslash(in); |
951 | token = getName(in); |
952 | if(strcmp("type",token))in->error(in,"not a valid type definition"); |
953 | getRAnglebracket(in); //</type> |
954 | } |
955 | |
956 | /************************************************************************** |
957 | * Function : |
958 | * getComa, getName, getNumber, getEqual |
959 | * Description : |
960 | * Read a token from the input file, check its type, return it scontent. |
961 | * |
962 | * Parameters : |
963 | * in , input file handle. |
964 | * |
965 | * Return values : |
966 | * address of token content. |
967 | * |
968 | **************************************************************************/ |
969 | |
970 | char *getName(parse_file_t * in) |
971 | { |
972 | char *token; |
973 | |
974 | token = getToken(in); |
975 | if(in->type != NAME) in->error(in,"Name token was expected"); |
976 | return token; |
977 | } |
978 | |
979 | int getNumber(parse_file_t * in) |
980 | { |
981 | char *token; |
982 | |
983 | token = getToken(in); |
984 | if(in->type != NUMBER) in->error(in, "Number token was expected"); |
985 | return atoi(token); |
986 | } |
987 | |
988 | char *getForwardslash(parse_file_t * in) |
989 | { |
990 | char *token; |
991 | |
992 | token = getToken(in); |
2d2d14a7 |
993 | //if(in->type != FORWARDSLASH) in->error(in, "forward slash token was expected"); |
994 | /* Mathieu : final / is optional now. */ |
995 | if(in->type != FORWARDSLASH) ungetToken(in); |
996 | |
3583026d |
997 | return token; |
998 | } |
999 | |
1000 | char *getLAnglebracket(parse_file_t * in) |
1001 | { |
1002 | char *token; |
1003 | |
1004 | token = getToken(in); |
1005 | if(in->type != LANGLEBRACKET) in->error(in, "Left angle bracket was expected"); |
1006 | return token; |
1007 | } |
1008 | |
1009 | char *getRAnglebracket(parse_file_t * in) |
1010 | { |
1011 | char *token; |
1012 | |
1013 | token = getToken(in); |
1014 | if(in->type != RANGLEBRACKET) in->error(in, "Right angle bracket was expected"); |
1015 | return token; |
1016 | } |
1017 | |
1018 | char *getQuotedString(parse_file_t * in) |
1019 | { |
1020 | char *token; |
1021 | |
1022 | token = getToken(in); |
1023 | if(in->type != QUOTEDSTRING) in->error(in, "quoted string was expected"); |
1024 | return token; |
1025 | } |
1026 | |
1027 | char * getEqual(parse_file_t *in) |
1028 | { |
1029 | char *token; |
1030 | |
1031 | token = getToken(in); |
1032 | if(in->type != EQUAL) in->error(in, "equal was expected"); |
1033 | return token; |
1034 | } |
1035 | |
1036 | char seekNextChar(parse_file_t *in) |
1037 | { |
1038 | char car; |
1039 | while((car = getc(in->fp)) != EOF) { |
1040 | if(!isspace(car)){ |
1041 | ungetc(car,in->fp); |
1042 | return car; |
1043 | } |
1044 | } |
1045 | return EOF; |
1046 | } |
1047 | |
1048 | /****************************************************************** |
1049 | * Function : |
1050 | * getToken, ungetToken |
1051 | * Description : |
1052 | * Read a token from the input file and return its type and content. |
1053 | * Line numbers are accounted for and whitespace/comments are skipped. |
1054 | * |
1055 | * Parameters : |
1056 | * in, input file handle. |
1057 | * |
1058 | * Return values : |
1059 | * address of token content. |
1060 | * |
1061 | ******************************************************************/ |
1062 | |
1063 | void ungetToken(parse_file_t * in) |
1064 | { |
1065 | in->unget = 1; |
1066 | } |
1067 | |
1068 | char *getToken(parse_file_t * in) |
1069 | { |
1070 | FILE *fp = in->fp; |
1071 | char car, car1; |
1072 | int pos = 0, escaped; |
1073 | |
1074 | if(in->unget == 1) { |
1075 | in->unget = 0; |
1076 | return in->buffer; |
1077 | } |
1078 | |
1079 | /* skip whitespace and comments */ |
1080 | |
1081 | while((car = getc(fp)) != EOF) { |
1082 | if(car == '/') { |
1083 | car1 = getc(fp); |
1084 | if(car1 == '*') skipComment(in); |
1085 | else if(car1 == '/') skipEOL(in); |
1086 | else { |
1087 | car1 = ungetc(car1,fp); |
1088 | break; |
1089 | } |
1090 | } |
1091 | else if(car == '\n') in->lineno++; |
1092 | else if(!isspace(car)) break; |
1093 | } |
1094 | |
1095 | switch(car) { |
1096 | case EOF: |
1097 | in->type = ENDFILE; |
1098 | break; |
1099 | case '/': |
1100 | in->type = FORWARDSLASH; |
1101 | in->buffer[pos] = car; |
1102 | pos++; |
1103 | break; |
1104 | case '<': |
1105 | in->type = LANGLEBRACKET; |
1106 | in->buffer[pos] = car; |
1107 | pos++; |
1108 | break; |
1109 | case '>': |
1110 | in->type = RANGLEBRACKET; |
1111 | in->buffer[pos] = car; |
1112 | pos++; |
1113 | break; |
1114 | case '=': |
1115 | in->type = EQUAL; |
1116 | in->buffer[pos] = car; |
1117 | pos++; |
1118 | break; |
1119 | case '"': |
1120 | escaped = 0; |
1121 | while((car = getc(fp)) != EOF && pos < BUFFER_SIZE) { |
1122 | if(car == '\\' && escaped == 0) { |
1123 | in->buffer[pos] = car; |
1124 | pos++; |
1125 | escaped = 1; |
1126 | continue; |
1127 | } |
1128 | if(car == '"' && escaped == 0) break; |
1129 | if(car == '\n' && escaped == 0) { |
1130 | in->error(in, "non escaped newline inside quoted string"); |
1131 | } |
1132 | if(car == '\n') in->lineno++; |
1133 | in->buffer[pos] = car; |
1134 | pos++; |
1135 | escaped = 0; |
1136 | } |
1137 | if(car == EOF) in->error(in,"no ending quotemark"); |
1138 | if(pos == BUFFER_SIZE) in->error(in, "quoted string token too large"); |
1139 | in->type = QUOTEDSTRING; |
1140 | break; |
1141 | default: |
1142 | if(isdigit(car)) { |
1143 | in->buffer[pos] = car; |
1144 | pos++; |
1145 | while((car = getc(fp)) != EOF && pos < BUFFER_SIZE) { |
1146 | if(!isdigit(car)) { |
1147 | ungetc(car,fp); |
1148 | break; |
1149 | } |
1150 | in->buffer[pos] = car; |
1151 | pos++; |
1152 | } |
1153 | if(car == EOF) ungetc(car,fp); |
1154 | if(pos == BUFFER_SIZE) in->error(in, "number token too large"); |
1155 | in->type = NUMBER; |
1156 | } |
1157 | else if(isalpha(car)) { |
1158 | in->buffer[0] = car; |
1159 | pos = 1; |
1160 | while((car = getc(fp)) != EOF && pos < BUFFER_SIZE) { |
1161 | if(!(isalnum(car) || car == '_')) { |
1162 | ungetc(car,fp); |
1163 | break; |
1164 | } |
1165 | in->buffer[pos] = car; |
1166 | pos++; |
1167 | } |
1168 | if(car == EOF) ungetc(car,fp); |
1169 | if(pos == BUFFER_SIZE) in->error(in, "name token too large"); |
1170 | in->type = NAME; |
1171 | } |
1172 | else in->error(in, "invalid character, unrecognized token"); |
1173 | } |
1174 | in->buffer[pos] = 0; |
1175 | return in->buffer; |
1176 | } |
1177 | |
1178 | void skipComment(parse_file_t * in) |
1179 | { |
1180 | char car; |
1181 | while((car = getc(in->fp)) != EOF) { |
1182 | if(car == '\n') in->lineno++; |
1183 | else if(car == '*') { |
1184 | car = getc(in->fp); |
1185 | if(car ==EOF) break; |
1186 | if(car == '/') return; |
1187 | ungetc(car,in->fp); |
1188 | } |
1189 | } |
1190 | if(car == EOF) in->error(in,"comment begining with '/*' has no ending '*/'"); |
1191 | } |
1192 | |
1193 | void skipEOL(parse_file_t * in) |
1194 | { |
1195 | char car; |
1196 | while((car = getc(in->fp)) != EOF) { |
1197 | if(car == '\n') { |
1198 | ungetc(car,in->fp); |
1199 | break; |
1200 | } |
1201 | } |
1202 | if(car == EOF)ungetc(car, in->fp); |
1203 | } |
1204 | |
1205 | /***************************************************************************** |
1206 | *Function name |
1207 | * checkNamedTypesImplemented : check if all named types have definition |
1208 | ****************************************************************************/ |
1209 | |
1210 | void checkNamedTypesImplemented(table_t * named_types) |
1211 | { |
1212 | type_descriptor_t *t; |
1213 | int pos; |
1214 | char str[256]; |
1215 | |
1216 | for(pos = 0 ; pos < named_types->values.position; pos++) { |
1217 | t = (type_descriptor_t *) named_types->values.array[pos]; |
1218 | if(t->type == NONE){ |
1219 | sprintf(str,"named type '%s' has no definition", |
1220 | (char*)named_types->keys.array[pos]); |
1221 | error_callback(NULL,str); |
1222 | } |
1223 | } |
1224 | } |
1225 | |
1226 | |
1227 | /***************************************************************************** |
1228 | *Function name |
1229 | * generateChecksum : generate checksum for the facility |
1230 | *Input Params |
1231 | * facName : name of facility |
1232 | *Output Params |
1233 | * checksum : checksum for the facility |
1234 | ****************************************************************************/ |
1235 | |
1236 | void generateChecksum(char* facName, |
30d72138 |
1237 | unsigned int * checksum, sequence_t * events) |
3583026d |
1238 | { |
1239 | unsigned long crc ; |
1240 | int pos; |
1241 | event_t * ev; |
bf6349fa |
1242 | unsigned int i; |
3583026d |
1243 | |
1244 | crc = crc32(facName); |
1245 | for(pos = 0; pos < events->position; pos++){ |
1246 | ev = (event_t *)(events->array[pos]); |
47299663 |
1247 | crc = partial_crc32(ev->name, crc); |
bf6349fa |
1248 | for(i = 0; i < ev->fields.position; i++) { |
47299663 |
1249 | field_t *f = (field_t*)ev->fields.array[i]; |
1250 | crc = partial_crc32(f->name, crc); |
1251 | crc = getTypeChecksum(crc, f->type); |
1252 | } |
3583026d |
1253 | } |
1254 | *checksum = crc; |
1255 | } |
1256 | |
1257 | /***************************************************************************** |
1258 | *Function name |
1259 | * getTypeChecksum : generate checksum by type info |
1260 | *Input Params |
1261 | * crc : checksum generated so far |
1262 | * type : type descriptor containing type info |
1263 | *Return value |
1264 | * unsigned long : checksum |
1265 | *****************************************************************************/ |
1266 | |
1267 | unsigned long getTypeChecksum(unsigned long aCrc, type_descriptor_t * type) |
1268 | { |
1269 | unsigned long crc = aCrc; |
1270 | char * str = NULL, buf[16]; |
1271 | int flag = 0, pos; |
1272 | field_t * fld; |
1273 | |
1274 | switch(type->type){ |
2d2d14a7 |
1275 | case INT_FIXED: |
1276 | str = intOutputTypes[getSizeindex(type->size)]; |
3583026d |
1277 | break; |
2d2d14a7 |
1278 | case UINT_FIXED: |
1279 | str = uintOutputTypes[getSizeindex(type->size)]; |
3583026d |
1280 | break; |
1281 | case POINTER: |
1282 | str = allocAndCopy("void *"); |
1283 | flag = 1; |
1284 | break; |
2d2d14a7 |
1285 | case CHAR: |
1286 | str = allocAndCopy("signed char"); |
1287 | flag = 1; |
1288 | break; |
1289 | case UCHAR: |
1290 | str = allocAndCopy("unsigned char"); |
1291 | flag = 1; |
1292 | break; |
1293 | case SHORT: |
1294 | str = allocAndCopy("short"); |
1295 | flag = 1; |
1296 | break; |
1297 | case USHORT: |
1298 | str = allocAndCopy("unsigned short"); |
1299 | flag = 1; |
1300 | break; |
1301 | case INT: |
1302 | str = allocAndCopy("int"); |
1303 | flag = 1; |
1304 | break; |
1305 | case UINT: |
1306 | str = allocAndCopy("uint"); |
1307 | flag = 1; |
1308 | break; |
3583026d |
1309 | case LONG: |
1310 | str = allocAndCopy("long"); |
1311 | flag = 1; |
1312 | break; |
1313 | case ULONG: |
1314 | str = allocAndCopy("unsigned long"); |
1315 | flag = 1; |
1316 | break; |
1317 | case SIZE_T: |
1318 | str = allocAndCopy("size_t"); |
1319 | flag = 1; |
1320 | break; |
1321 | case SSIZE_T: |
1322 | str = allocAndCopy("ssize_t"); |
1323 | flag = 1; |
1324 | break; |
1325 | case OFF_T: |
1326 | str = allocAndCopy("off_t"); |
1327 | flag = 1; |
1328 | break; |
1329 | case FLOAT: |
2d2d14a7 |
1330 | str = floatOutputTypes[getSizeindex(type->size)]; |
3583026d |
1331 | break; |
1332 | case STRING: |
1333 | str = allocAndCopy("string"); |
1334 | flag = 1; |
1335 | break; |
1336 | case ENUM: |
2d2d14a7 |
1337 | //str = appendString("enum ", uintOutputTypes[getSizeindex(type->size)]); |
1338 | str = allocAndCopy("enum"); |
3583026d |
1339 | flag = 1; |
1340 | break; |
1341 | case ARRAY: |
2e415130 |
1342 | sprintf(buf,"%zu", type->size); |
3583026d |
1343 | str = appendString("array ",buf); |
1344 | flag = 1; |
1345 | break; |
1346 | case SEQUENCE: |
294f0059 |
1347 | str = allocAndCopy("sequence "); |
3583026d |
1348 | flag = 1; |
1349 | break; |
1350 | case STRUCT: |
1351 | str = allocAndCopy("struct"); |
1352 | flag = 1; |
1353 | break; |
1354 | case UNION: |
1355 | str = allocAndCopy("union"); |
1356 | flag = 1; |
1357 | break; |
1358 | default: |
1359 | error_callback(NULL, "named type has no definition"); |
1360 | break; |
1361 | } |
1362 | |
1363 | crc = partial_crc32(str,crc); |
1364 | if(flag) free(str); |
1365 | |
1366 | if(type->fmt) crc = partial_crc32(type->fmt,crc); |
1367 | |
2e415130 |
1368 | if(type->type == ARRAY){ |
1369 | crc = getTypeChecksum(crc,((field_t*)type->fields.array[0])->type); |
1370 | } else if(type->type ==SEQUENCE) { |
1371 | crc = getTypeChecksum(crc,((field_t*)type->fields.array[0])->type); |
1372 | crc = getTypeChecksum(crc,((field_t*)type->fields.array[1])->type); |
1373 | } else if(type->type == STRUCT || type->type == UNION){ |
3583026d |
1374 | for(pos =0; pos < type->fields.position; pos++){ |
1375 | fld = (field_t *) type->fields.array[pos]; |
1376 | crc = partial_crc32(fld->name,crc); |
1377 | crc = getTypeChecksum(crc, fld->type); |
1378 | } |
1379 | }else if(type->type == ENUM){ |
1380 | for(pos = 0; pos < type->labels.position; pos++) |
1381 | crc = partial_crc32((char*)type->labels.array[pos],crc); |
1382 | } |
1383 | |
1384 | return crc; |
1385 | } |
1386 | |
1387 | |
1388 | /* Event type descriptors */ |
1389 | void freeType(type_descriptor_t * tp) |
1390 | { |
1391 | int pos2; |
1392 | field_t *f; |
1393 | |
1394 | if(tp->fmt != NULL) free(tp->fmt); |
1395 | if(tp->type == ENUM) { |
1396 | for(pos2 = 0; pos2 < tp->labels.position; pos2++) { |
1397 | free(tp->labels.array[pos2]); |
1398 | } |
1399 | sequence_dispose(&(tp->labels)); |
70f46ac3 |
1400 | for(pos2 = 0; pos2 < tp->labels_values.position; pos2++) { |
1401 | free(tp->labels_values.array[pos2]); |
1402 | } |
1403 | sequence_dispose(&(tp->labels_values)); |
3583026d |
1404 | } |
1405 | if(tp->type == STRUCT) { |
1406 | for(pos2 = 0; pos2 < tp->fields.position; pos2++) { |
1407 | f = (field_t *) tp->fields.array[pos2]; |
1408 | free(f->name); |
1409 | free(f->description); |
1410 | free(f); |
1411 | } |
1412 | sequence_dispose(&(tp->fields)); |
1413 | } |
1414 | } |
1415 | |
1416 | void freeNamedType(table_t * t) |
1417 | { |
1418 | int pos; |
1419 | type_descriptor_t * td; |
1420 | |
1421 | for(pos = 0 ; pos < t->keys.position; pos++) { |
1422 | free((char *)t->keys.array[pos]); |
1423 | td = (type_descriptor_t*)t->values.array[pos]; |
1424 | freeType(td); |
1425 | free(td); |
1426 | } |
1427 | } |
1428 | |
1429 | void freeTypes(sequence_t *t) |
1430 | { |
1431 | int pos; |
1432 | type_descriptor_t *tp; |
1433 | |
1434 | for(pos = 0 ; pos < t->position; pos++) { |
1435 | tp = (type_descriptor_t *)t->array[pos]; |
1436 | freeType(tp); |
1437 | free(tp); |
1438 | } |
1439 | } |
1440 | |
1441 | void freeEvents(sequence_t *t) |
1442 | { |
1443 | int pos; |
1444 | event_t *ev; |
1445 | |
1446 | for(pos = 0 ; pos < t->position; pos++) { |
1447 | ev = (event_t *) t->array[pos]; |
1448 | free(ev->name); |
1449 | free(ev->description); |
47299663 |
1450 | sequence_dispose(&ev->fields); |
3583026d |
1451 | free(ev); |
1452 | } |
1453 | |
1454 | } |
1455 | |
1456 | |
1457 | /* Extensible array */ |
1458 | |
1459 | void sequence_init(sequence_t *t) |
1460 | { |
1461 | t->size = 10; |
1462 | t->position = 0; |
1463 | t->array = (void **)memAlloc(t->size * sizeof(void *)); |
1464 | } |
1465 | |
1466 | void sequence_dispose(sequence_t *t) |
1467 | { |
1468 | t->size = 0; |
1469 | free(t->array); |
1470 | t->array = NULL; |
1471 | } |
1472 | |
1473 | void sequence_push(sequence_t *t, void *elem) |
1474 | { |
1475 | void **tmp; |
1476 | |
1477 | if(t->position >= t->size) { |
1478 | tmp = t->array; |
1479 | t->array = (void **)memAlloc(t->size * 2 * sizeof(void *)); |
1480 | memcpy(t->array, tmp, t->size * sizeof(void *)); |
1481 | t->size = t->size * 2; |
1482 | free(tmp); |
1483 | } |
1484 | t->array[t->position] = elem; |
1485 | t->position++; |
1486 | } |
1487 | |
1488 | void *sequence_pop(sequence_t *t) |
1489 | { |
1490 | return t->array[t->position--]; |
1491 | } |
1492 | |
1493 | |
1494 | /* Hash table API, implementation is just linear search for now */ |
1495 | |
1496 | void table_init(table_t *t) |
1497 | { |
1498 | sequence_init(&(t->keys)); |
1499 | sequence_init(&(t->values)); |
1500 | } |
1501 | |
1502 | void table_dispose(table_t *t) |
1503 | { |
1504 | sequence_dispose(&(t->keys)); |
1505 | sequence_dispose(&(t->values)); |
1506 | } |
1507 | |
1508 | void table_insert(table_t *t, char *key, void *value) |
1509 | { |
1510 | sequence_push(&(t->keys),key); |
1511 | sequence_push(&(t->values),value); |
1512 | } |
1513 | |
1514 | void *table_find(table_t *t, char *key) |
1515 | { |
1516 | int pos; |
1517 | for(pos = 0 ; pos < t->keys.position; pos++) { |
1518 | if(strcmp((char *)key,(char *)t->keys.array[pos]) == 0) |
1519 | return(t->values.array[pos]); |
1520 | } |
1521 | return NULL; |
1522 | } |
1523 | |
1524 | void table_insert_int(table_t *t, int *key, void *value) |
1525 | { |
1526 | sequence_push(&(t->keys),key); |
1527 | sequence_push(&(t->values),value); |
1528 | } |
1529 | |
1530 | void *table_find_int(table_t *t, int *key) |
1531 | { |
1532 | int pos; |
1533 | for(pos = 0 ; pos < t->keys.position; pos++) { |
1534 | if(*key == *(int *)t->keys.array[pos]) |
1535 | return(t->values.array[pos]); |
1536 | } |
1537 | return NULL; |
1538 | } |
1539 | |
1540 | |
1541 | /* Concatenate strings */ |
1542 | |
1543 | char *appendString(char *s, char *suffix) |
1544 | { |
1545 | char *tmp; |
1546 | if(suffix == NULL) return s; |
1547 | |
1548 | tmp = (char *)memAlloc(strlen(s) + strlen(suffix) + 1); |
1549 | strcpy(tmp,s); |
1550 | strcat(tmp,suffix); |
1551 | return tmp; |
1552 | } |
1553 | |
1554 | |