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1 | /////////////////////////////////////////////////////////////////////////////// |
2 | // Copyright (c) 2000-2014 Ericsson Telecom AB | |
3 | // All rights reserved. This program and the accompanying materials | |
4 | // are made available under the terms of the Eclipse Public License v1.0 | |
5 | // which accompanies this distribution, and is available at | |
6 | // http://www.eclipse.org/legal/epl-v10.html | |
7 | /////////////////////////////////////////////////////////////////////////////// | |
8 | #include "../common/dbgnew.hh" | |
9 | #include "Type.hh" | |
10 | #include "Typestuff.hh" // FIXME CTs | |
11 | #include "CompField.hh" | |
12 | #include "CompType.hh" | |
13 | #include "TypeCompat.hh" | |
14 | #include "EnumItem.hh" | |
15 | #include "SigParam.hh" | |
16 | ||
17 | #include "Valuestuff.hh" | |
18 | #include "main.hh" | |
19 | ||
20 | #include "ttcn3/Ttcnstuff.hh" | |
21 | #include "ttcn3/TtcnTemplate.hh" | |
22 | #include "ttcn3/Templatestuff.hh" | |
23 | #include "ttcn3/Attributes.hh" | |
24 | #include "ttcn3/ArrayDimensions.hh" | |
25 | #include "ttcn3/PatternString.hh" | |
26 | ||
27 | #include "asn1/Tag.hh" | |
28 | #include "XerAttributes.hh" | |
29 | ||
30 | #include <ctype.h> | |
31 | #include <stdlib.h> // for qsort | |
32 | #include <string.h> | |
33 | ||
34 | extern int rawAST_debug; | |
35 | ||
36 | namespace Common { | |
37 | ||
38 | using Ttcn::MultiWithAttrib; | |
39 | using Ttcn::SingleWithAttrib; | |
40 | using Ttcn::WithAttribPath; | |
41 | using Ttcn::Qualifier; | |
42 | using Ttcn::Qualifiers; | |
43 | ||
44 | void Type::chk() | |
45 | { | |
46 | if(w_attrib_path) w_attrib_path->chk_global_attrib(); | |
47 | parse_attributes(); | |
48 | if(!tags_checked) { | |
49 | tags_checked = true; | |
50 | if(tags) tags->chk(); | |
51 | } | |
52 | if (checked) return; | |
53 | switch(typetype) { | |
54 | case T_ERROR: | |
55 | case T_NULL: | |
56 | case T_BOOL: | |
57 | case T_INT: | |
58 | case T_REAL: | |
59 | case T_BSTR: | |
60 | case T_HSTR: | |
61 | case T_OSTR: | |
62 | case T_CSTR: | |
63 | case T_USTR: | |
64 | case T_UTF8STRING: | |
65 | case T_NUMERICSTRING: | |
66 | case T_PRINTABLESTRING: | |
67 | case T_TELETEXSTRING: | |
68 | case T_VIDEOTEXSTRING: | |
69 | case T_IA5STRING: | |
70 | case T_GRAPHICSTRING: | |
71 | case T_VISIBLESTRING: | |
72 | case T_GENERALSTRING: | |
73 | case T_UNIVERSALSTRING: | |
74 | case T_BMPSTRING: | |
75 | case T_UTCTIME: | |
76 | case T_GENERALIZEDTIME: | |
77 | case T_OBJECTDESCRIPTOR: | |
78 | case T_OID: | |
79 | case T_ROID: | |
80 | case T_ANY: | |
81 | case T_EXTERNAL: | |
82 | case T_EMBEDDED_PDV: | |
83 | case T_UNRESTRICTEDSTRING: | |
84 | case T_VERDICT: | |
85 | case T_DEFAULT: | |
86 | break; | |
87 | case T_INT_A: | |
88 | chk_Int_A(); | |
89 | break; | |
90 | case T_ENUM_A: | |
91 | chk_Enum_A(); | |
92 | break; | |
93 | case T_ENUM_T: | |
94 | chk_Enum_T(); | |
95 | break; | |
96 | case T_BSTR_A: | |
97 | chk_BStr_A(); | |
98 | break; | |
99 | case T_OPENTYPE: | |
100 | chk_SeCho_T(); | |
101 | break; | |
102 | case T_ANYTYPE: | |
103 | // TODO maybe check for address type and add it automagically, then fall through | |
104 | case T_SEQ_T: | |
105 | case T_SET_T: | |
106 | case T_CHOICE_T: | |
107 | chk_SeCho_T(); | |
108 | // If this sequence type has no attributes but one of its fields does, | |
109 | // create an empty attribute structure. | |
110 | if(!rawattrib && hasVariantAttrs() && hasNeedofRawAttrs()) | |
111 | rawattrib = new RawAST; | |
112 | if(!textattrib && hasVariantAttrs() && hasNeedofTextAttrs()) | |
113 | textattrib = new TextAST; | |
114 | if(!xerattrib && hasVariantAttrs() && hasNeedofXerAttrs()) | |
115 | xerattrib = new XerAttributes; | |
116 | if (!jsonattrib && (hasVariantAttrs() || hasEncodeAttr(CT_JSON) || hasNeedofJsonAttrs())) { | |
117 | jsonattrib = new JsonAST; | |
118 | } | |
119 | break; | |
120 | case T_CHOICE_A: | |
121 | chk_Choice_A(); | |
122 | // TODO create an empty XerAttrib as above, when ASN.1 gets XER ? | |
123 | // The code was originally for TTCN-only encodings. | |
124 | break; | |
125 | case T_SEQ_A: | |
126 | case T_SET_A: | |
127 | chk_Se_A(); | |
128 | // TODO create an empty XerAttrib as above, when ASN.1 gets XER ? | |
129 | break; | |
130 | case T_SEQOF: | |
131 | case T_SETOF: | |
132 | chk_SeOf(); | |
133 | break; | |
134 | case T_REFD: | |
135 | case T_ADDRESS: | |
136 | chk_refd(); | |
137 | break; | |
138 | case T_SELTYPE: | |
139 | chk_seltype(); | |
140 | break; | |
141 | case T_REFDSPEC: | |
142 | case T_OCFT: | |
143 | u.ref.type_refd->chk(); | |
144 | u.ref.component_internal = u.ref.type_refd->is_component_internal(); | |
145 | break; | |
146 | case T_ARRAY: | |
147 | chk_Array(); | |
148 | break; | |
149 | case T_PORT: | |
150 | u.port->chk(); | |
151 | if (w_attrib_path) u.port->chk_attributes(w_attrib_path); | |
152 | break; | |
153 | case T_SIGNATURE: | |
154 | chk_Signature(); | |
155 | break; | |
156 | case T_COMPONENT: | |
157 | u.component->chk(); | |
158 | break; | |
159 | case T_FUNCTION: | |
160 | case T_ALTSTEP: | |
161 | case T_TESTCASE: | |
162 | chk_Fat(); | |
163 | break; | |
164 | default: | |
165 | FATAL_ERROR("Type::chk()"); | |
166 | } // switch | |
167 | ||
168 | if(w_attrib_path) { | |
169 | switch (get_type_refd_last()->typetype) { | |
170 | case T_SEQ_T: | |
171 | case T_SET_T: | |
172 | case T_CHOICE_T: | |
173 | // These types may have qualified attributes | |
174 | break; | |
175 | case T_SEQOF: case T_SETOF: | |
176 | break; | |
177 | default: | |
178 | w_attrib_path->chk_no_qualif(); | |
179 | break; | |
180 | } | |
181 | } | |
182 | checked = true; | |
183 | if(tags) tags->set_plicit(this); | |
184 | ||
185 | /* | |
186 | Check all non-table subtype constraints. Table/relational constraints | |
187 | are ignored here. | |
188 | TODO: non-relational table constraints shall not be ignored. | |
189 | */ | |
190 | if (check_subtype) check_subtype_constraints(); | |
191 | ||
192 | /* | |
193 | * Checking the constraints can be done only if the entire type | |
194 | * (including the nested typedefs) is checked, because the | |
195 | * component relation constraint has to 'look' into other | |
196 | * components. | |
197 | */ | |
198 | if (!parent_type) chk_table_constraints(); | |
199 | ||
200 | if(rawattrib || is_root_basic()){ | |
201 | chk_raw(); | |
202 | } | |
203 | if(textattrib || is_root_basic()) { | |
204 | chk_text(); | |
205 | } | |
206 | ||
207 | if (jsonattrib || is_root_basic()) { | |
208 | chk_json(); | |
209 | } | |
210 | ||
211 | // We need to call chk_xer() always because it is collecting | |
212 | // XER attributes from parent types. | |
213 | chk_xer(); | |
214 | ||
215 | chk_finished = true; | |
216 | } | |
217 | ||
218 | void Type::parse_attributes() | |
219 | { | |
220 | if (raw_parsed) return; | |
221 | ||
222 | // The type has no attributes of its own; connect it to the nearest group | |
223 | // or the module. This allows global attributes to propagate. | |
224 | for (Type *t = this; t && w_attrib_path == 0; t = t->parent_type) { | |
225 | switch (t->ownertype) { | |
226 | case OT_TYPE_DEF: { | |
227 | Ttcn::Def_Type *pwn = static_cast<Ttcn::Def_Type*>(t->owner); | |
228 | Ttcn::Group *nearest_group = pwn->get_parent_group(); | |
229 | ||
230 | w_attrib_path = new WithAttribPath; | |
231 | if (nearest_group) { // there is a group | |
232 | w_attrib_path->set_parent(nearest_group->get_attrib_path()); | |
233 | } | |
234 | else { // no group, use the module | |
235 | Common::Module *mymod = t->my_scope->get_scope_mod(); | |
236 | // OT_TYPE_DEF is always from a TTCN-3 module | |
237 | Ttcn::Module *my_ttcn_module = static_cast<Ttcn::Module *>(mymod); | |
238 | w_attrib_path->set_parent(my_ttcn_module->get_attrib_path()); | |
239 | } | |
240 | break; } | |
241 | ||
242 | case OT_RECORD_OF: | |
243 | case OT_COMP_FIELD: | |
244 | continue; // try the enclosing type | |
245 | ||
246 | default: | |
247 | break; | |
248 | } | |
249 | break; | |
250 | } | |
251 | ||
252 | if ((hasVariantAttrs()) | |
253 | && (enable_text() || enable_raw() || enable_xer())) { | |
254 | #ifndef NDEBUG | |
255 | const char *fn = get_fullname().c_str(); | |
256 | if (rawAST_debug) { | |
257 | fprintf(stderr, "parse_attributes for %s\n", fn); | |
258 | } | |
259 | #endif | |
260 | bool new_raw=false; // a RawAST object was allocated here | |
261 | bool new_text=false; // a TextAST object was allocated here | |
262 | bool new_xer=false; // a XerAttribute object was allocated here | |
263 | bool new_ber=false; // a BerAST object was allocated here | |
264 | bool new_json = false; // a JsonAST object was allocated here | |
265 | bool raw_found=false; // a raw attribute was found by the parser | |
266 | bool text_found=false; // a text attribute was found by the parser | |
267 | bool xer_found=false; // a XER attribute was found by the parser | |
268 | bool ber_found=false; // a BER attribute was found by the parser | |
269 | bool json_found = false; // a JSON attribute was found by the parser | |
270 | raw_checked=false; | |
271 | text_checked=false; | |
272 | json_checked = false; | |
273 | xer_checked=false; | |
274 | bool override_ref=false; | |
275 | // Parse RAW attributes | |
276 | switch(typetype) { | |
277 | case T_REFD: { | |
278 | ReferenceChain refch(this, "While checking attributes"); | |
279 | if(w_attrib_path) | |
280 | { | |
281 | // Get all the attributes that apply (from outer scopes too). | |
282 | // Outer (generic) first, inner (specific) last. | |
283 | const vector<SingleWithAttrib> & real_attribs | |
284 | = w_attrib_path->get_real_attrib(); | |
285 | ||
286 | // see if there's an encode with override | |
287 | for(size_t i = real_attribs.size(); i > 0 && !override_ref; i--) | |
288 | { | |
289 | if(real_attribs[i-1]->has_override() | |
290 | && real_attribs[i-1]->get_attribKeyword() | |
291 | != SingleWithAttrib::AT_ENCODE) | |
292 | override_ref = true; | |
293 | } | |
294 | } | |
295 | if(!rawattrib && !override_ref){ | |
296 | Type *t=get_type_refd_last(&refch); | |
297 | typetype_t basic_type=t->typetype; | |
298 | t=this; // go back to the beginning | |
299 | refch.reset(); | |
300 | while(!t->rawattrib && t->is_ref()) t=t->get_type_refd(&refch); | |
301 | rawattrib=new RawAST(t->rawattrib,basic_type==T_INT); | |
302 | if(!t->rawattrib && basic_type==T_REAL) rawattrib->fieldlength=64; | |
303 | new_raw=true; | |
304 | } | |
305 | if(!textattrib && !override_ref){ | |
306 | Type *t=this; | |
307 | refch.reset(); | |
308 | while(!t->textattrib && t->is_ref()) t=t->get_type_refd(&refch); | |
309 | textattrib=new TextAST(t->textattrib); | |
310 | new_text=true; | |
311 | } | |
312 | if (!jsonattrib && !override_ref){ | |
313 | Type *t = this; | |
314 | refch.reset(); | |
315 | while (!t->jsonattrib && t->is_ref()) { | |
316 | t = t->get_type_refd(&refch); | |
317 | } | |
318 | jsonattrib = new JsonAST(t->jsonattrib); | |
319 | new_json = true; | |
320 | } | |
321 | } | |
322 | // no break | |
323 | case T_BOOL: | |
324 | case T_INT: | |
325 | case T_REAL: | |
326 | case T_BSTR: | |
327 | case T_HSTR: | |
328 | case T_OSTR: | |
329 | case T_CSTR: // TTCN-3 charstring | |
330 | case T_ENUM_T: | |
331 | /* The list of types supporting RAW encoding is described in the | |
332 | * API guide, section 3.3; this batch of labels plus the next three | |
333 | * accurately match the list. | |
334 | * | |
335 | * For TEXT, it's section 3.4; the list does not include real and | |
336 | * bin/hex/octet strings | |
337 | */ | |
338 | case T_USTR: // TTCN-3 universal charstring, this is an addition for XER attributes | |
339 | case T_VERDICT: // TTCN-3 verdict, for XER | |
340 | ||
341 | if(rawattrib==NULL){ | |
342 | rawattrib= new RawAST(typetype==T_INT); | |
343 | if(typetype==T_REAL) rawattrib->fieldlength=64; | |
344 | new_raw=true; | |
345 | } | |
346 | if(textattrib==NULL){textattrib= new TextAST; new_text=true;} | |
347 | if (xerattrib==NULL) { | |
348 | xerattrib = new XerAttributes; new_xer = true; | |
349 | } | |
350 | if (berattrib==NULL) { | |
351 | berattrib = new BerAST; | |
352 | new_ber = true; | |
353 | } | |
354 | ||
355 | if (NULL == jsonattrib) { | |
356 | jsonattrib = new JsonAST; | |
357 | new_json = true; | |
358 | } | |
359 | ||
360 | if(w_attrib_path) | |
361 | { | |
362 | vector<SingleWithAttrib> const &real_attribs | |
363 | = w_attrib_path->get_real_attrib(); | |
364 | // These are attributes without qualifiers. | |
365 | ||
366 | size_t nof_elements = real_attribs.size(); | |
367 | for(size_t i = 0; i < nof_elements; i++) | |
368 | { | |
369 | SingleWithAttrib *temp_single = real_attribs[i]; | |
370 | if (temp_single->get_attribKeyword() == | |
371 | SingleWithAttrib::AT_VARIANT) { // only "variant" is parsed | |
372 | parse_rawAST(rawattrib, textattrib, xerattrib, berattrib, jsonattrib, | |
373 | temp_single->get_attribSpec(), get_length_multiplier(), | |
374 | my_scope->get_scope_mod(), | |
375 | raw_found, text_found, xer_found, ber_found, json_found); | |
376 | // textattrib->print_TextAST(); | |
377 | // rawattrib->print_RawAST(); | |
378 | // xerattrib->print(get_fullname().c_str()); | |
379 | } // if AT_VARIANT | |
380 | } // next i | |
381 | } | |
382 | ||
383 | if(!raw_found && new_raw){ delete rawattrib; rawattrib=NULL;} | |
384 | if(!text_found && new_text){ delete textattrib; textattrib=NULL;} | |
385 | if(!xer_found && new_xer){ delete xerattrib; xerattrib = NULL; } | |
386 | if(!ber_found && new_ber){ delete berattrib; berattrib = NULL; } | |
387 | if (!json_found && new_json) { | |
388 | delete jsonattrib; | |
389 | jsonattrib = NULL; | |
390 | } | |
391 | break; | |
392 | case T_SEQOF: | |
393 | case T_SETOF: | |
394 | case T_CHOICE_T: | |
395 | case T_SEQ_T: | |
396 | case T_SET_T: | |
397 | case T_ANYTYPE: | |
398 | if(rawattrib==NULL) {rawattrib= new RawAST; new_raw=true;} | |
399 | if(textattrib==NULL){textattrib= new TextAST; new_text=true;} | |
400 | if(xerattrib==NULL) {xerattrib = new XerAttributes; new_xer = true;} | |
401 | if(berattrib==NULL) {berattrib = new BerAST; new_ber = true;} | |
402 | if (NULL == jsonattrib) { | |
403 | jsonattrib = new JsonAST; | |
404 | new_json = true; | |
405 | } | |
406 | ||
407 | if(w_attrib_path) | |
408 | { | |
409 | vector<SingleWithAttrib> const &real_attribs | |
410 | = w_attrib_path->get_real_attrib(); | |
411 | ||
412 | //calculate the type's attributes (the qualifierless ones) | |
413 | size_t nof_elements = real_attribs.size(); | |
414 | for(size_t i = 0; i < nof_elements; i++) | |
415 | { | |
416 | SingleWithAttrib *temp_single = real_attribs[i]; | |
417 | if(temp_single->get_attribKeyword() == SingleWithAttrib::AT_VARIANT | |
418 | && (!temp_single->get_attribQualifiers() | |
419 | || temp_single->get_attribQualifiers()->get_nof_qualifiers() | |
420 | == 0)){ | |
421 | // raw/text/xer/ber/json attributes for the whole record/seq. | |
422 | // (own or inherited) | |
423 | parse_rawAST(rawattrib, textattrib, xerattrib, berattrib, jsonattrib, | |
424 | temp_single->get_attribSpec(), get_length_multiplier(), | |
425 | my_scope->get_scope_mod(), | |
426 | raw_found, text_found, xer_found, ber_found, json_found); | |
427 | } | |
428 | } | |
429 | //calculate the components attributes | |
430 | MultiWithAttrib* self_attribs = w_attrib_path->get_with_attr(); | |
431 | if(self_attribs) | |
432 | { | |
433 | MultiWithAttrib* new_self_attribs = new MultiWithAttrib; | |
434 | SingleWithAttrib* swa = 0; | |
435 | ||
436 | // copy all the "encode" attributes | |
437 | for(size_t i = 0; i < self_attribs->get_nof_elements(); i++) | |
438 | { | |
439 | if(self_attribs->get_element(i)->get_attribKeyword() | |
440 | == SingleWithAttrib::AT_ENCODE) | |
441 | { | |
442 | // Copy the attribute without qualifiers | |
443 | const SingleWithAttrib* swaref = self_attribs->get_element(i); | |
444 | swa = new SingleWithAttrib(swaref->get_attribKeyword(), | |
445 | swaref->has_override(), 0, swaref->get_attribSpec().clone()); | |
446 | new_self_attribs->add_element(swa); | |
447 | } | |
448 | } | |
449 | ||
450 | if(new_self_attribs->get_nof_elements() > 0) | |
451 | { // One or more "encode"s were copied; create a context for them. | |
452 | // This is a member because is has to be owned by this Type | |
453 | // (the components only refer to it). | |
454 | encode_attrib_path = new WithAttribPath; | |
455 | encode_attrib_path->set_with_attr(new_self_attribs); | |
456 | encode_attrib_path->set_parent(w_attrib_path->get_parent()); | |
457 | } | |
458 | else delete new_self_attribs; | |
459 | ||
460 | // This should be bool, but gcc 4.1.2-sol8 generates incorrect code | |
461 | // with -O2 :( | |
462 | const int se_of = (typetype == T_SEQOF || typetype == T_SETOF); | |
463 | const size_t nof_comps = se_of ? 1 : get_nof_comps(); | |
464 | ||
465 | // Distribute the attributes with qualifiers to the components. | |
466 | // If the type is a sequence-of or set-of, we pretend it to have | |
467 | // one component with the name "_0" (a valid TTCN-3 identifier | |
468 | // can't begin with an underscore). compiler.y has created | |
469 | // the appropriate identifier in the qualifier for a "[-]". | |
470 | for(size_t i = 0; i < nof_comps; i++) | |
471 | { | |
472 | const Identifier& comp_id = | |
473 | se_of ? underscore_zero : get_comp_id_byIndex(i); | |
474 | MultiWithAttrib* component_attribs = new MultiWithAttrib; | |
475 | ||
476 | for(size_t j = 0; j < self_attribs->get_nof_elements(); j++) | |
477 | { | |
478 | const SingleWithAttrib *temp_single = | |
479 | self_attribs->get_element(j); | |
480 | Qualifiers* temp_qualifiers = | |
481 | temp_single->get_attribQualifiers(); | |
482 | if( !temp_qualifiers | |
483 | || temp_qualifiers->get_nof_qualifiers() == 0) continue; | |
484 | ||
485 | Qualifiers* calculated_qualifiers = new Qualifiers; | |
486 | bool qualifier_added = false; | |
487 | for(size_t k=0; k < temp_qualifiers->get_nof_qualifiers(); ) | |
488 | { | |
489 | const Qualifier* temp_qualifier = | |
490 | temp_qualifiers->get_qualifier(k); | |
491 | if(temp_qualifier->get_nof_identifiers() > 0 | |
492 | && (*temp_qualifier->get_identifier(0) == comp_id)) | |
493 | { | |
494 | // Found a qualifier whose first identifier matches | |
495 | // the component name. Remove the qualifier from the | |
496 | // enclosing type, chop off its head, | |
497 | // and add it to the component's qualifiers. | |
498 | calculated_qualifiers->add_qualifier( | |
499 | temp_qualifier->get_qualifier_without_first_id()); | |
500 | temp_qualifiers->delete_qualifier(k); | |
501 | qualifier_added = true; | |
502 | } | |
503 | else k++; | |
504 | } // next qualifier | |
505 | ||
506 | if(qualifier_added) | |
507 | { | |
508 | // A copy of temp_single, with new qualifiers | |
509 | SingleWithAttrib* temp_single2 | |
510 | = new SingleWithAttrib(temp_single->get_attribKeyword(), | |
511 | temp_single->has_override(), | |
512 | calculated_qualifiers, | |
513 | temp_single->get_attribSpec().clone()); | |
514 | temp_single2->set_location(*temp_single); | |
515 | component_attribs->add_element(temp_single2); | |
516 | } | |
517 | else delete calculated_qualifiers; | |
518 | } // next attrib | |
519 | ||
520 | if (component_attribs->get_nof_elements() > 0) { | |
521 | Type* component_type = se_of ? | |
522 | get_ofType() : get_comp_byIndex(i)->get_type(); | |
523 | ||
524 | if(encode_attrib_path) | |
525 | // The record's "encode" attributes (only) apply to the fields. | |
526 | // Interpose them in the path of the field. | |
527 | component_type->set_parent_path(encode_attrib_path); | |
528 | else | |
529 | component_type->set_parent_path(w_attrib_path->get_parent()); | |
530 | ||
531 | component_type->set_with_attr(component_attribs); | |
532 | } | |
533 | else delete component_attribs; | |
534 | } // next component index | |
535 | ||
536 | // Any remaining attributes with qualifiers are erroneous | |
537 | for(size_t i = 0; i < self_attribs->get_nof_elements();) | |
538 | { | |
539 | Qualifiers *temp_qualifiers = self_attribs->get_element(i) | |
540 | ->get_attribQualifiers(); | |
541 | if(temp_qualifiers && temp_qualifiers->get_nof_qualifiers() != 0) | |
542 | { | |
543 | size_t nof_qualifiers = temp_qualifiers->get_nof_qualifiers(); | |
544 | for(size_t j = 0; j < nof_qualifiers; j++) | |
545 | { | |
546 | const Qualifier *temp_qualifier = | |
547 | temp_qualifiers->get_qualifier(j); | |
548 | const Identifier& tmp_id = *temp_qualifier->get_identifier(0); | |
549 | // Special case when trying to reference the inner type | |
550 | // of a record-of when it wasn't a record-of. | |
551 | if (tmp_id == underscore_zero) temp_qualifier->error( | |
552 | "Invalid field qualifier [-]"); | |
553 | else temp_qualifier->error("Invalid field qualifier %s", | |
554 | tmp_id.get_dispname().c_str()); | |
555 | } | |
556 | self_attribs->delete_element(i); | |
557 | }else{ | |
558 | i++; | |
559 | } | |
560 | } // next i | |
561 | } // end if(self_attribs) | |
562 | } // end if(w_attrib_path) | |
563 | if (!raw_found && new_raw) { delete rawattrib; rawattrib = NULL; } | |
564 | if (!text_found && new_text){ delete textattrib; textattrib= NULL; } | |
565 | if (!xer_found && new_xer) { delete xerattrib; xerattrib = NULL; } | |
566 | if (!ber_found && new_ber) { delete berattrib; berattrib = NULL; } | |
567 | if (!json_found && new_json) { | |
568 | delete jsonattrib; | |
569 | jsonattrib = NULL; | |
570 | } | |
571 | break; | |
572 | default: | |
573 | // nothing to do, ASN1 types or types without defined raw attribute | |
574 | break; | |
575 | } // switch | |
576 | if (rawattrib && !enable_raw()) { delete rawattrib; rawattrib = NULL;} | |
577 | if (textattrib&& !enable_text()){ delete textattrib; textattrib= NULL;} | |
578 | if (xerattrib && !enable_xer()) { delete xerattrib; xerattrib = NULL;} | |
579 | if (berattrib && !enable_ber()) { delete berattrib; berattrib = NULL;} | |
580 | if (NULL != jsonattrib && !enable_json()) { | |
581 | delete jsonattrib; | |
582 | jsonattrib = NULL; | |
583 | } | |
584 | } // endif( hasVariantAttrs && enable_{raw,text,xer} ) | |
585 | ||
586 | raw_parsed = true; | |
587 | } | |
588 | ||
589 | // Implements "NAME AS ..." transformations. | |
590 | void change_name(string &name, XerAttributes::NameChange change) { | |
591 | switch (change.kw_) { | |
592 | case NamespaceSpecification::NO_MANGLING: | |
593 | break; // cool, nothing to do! | |
594 | ||
595 | case NamespaceSpecification::UPPERCASED: | |
596 | // Walking backwards calls size() only once. Loop var must be signed. | |
597 | for (int i = name.size()-1; i >= 0; --i) { | |
598 | name[i] = toupper(name[i]); | |
599 | } | |
600 | break; | |
601 | ||
602 | case NamespaceSpecification::LOWERCASED: | |
603 | for (int i = name.size()-1; i >= 0; --i) { | |
604 | name[i] = tolower(name[i]); | |
605 | } | |
606 | break; | |
607 | ||
608 | case NamespaceSpecification::CAPITALIZED: | |
609 | name[0] = toupper(name[0]); | |
610 | break; | |
611 | ||
612 | case NamespaceSpecification::UNCAPITALIZED: | |
613 | name[0] = tolower(name[0]); | |
614 | break; | |
615 | ||
616 | default: // explicitly specified name | |
617 | name = change.nn_; | |
618 | break; | |
619 | } // switch for NAME | |
620 | } | |
621 | ||
622 | void Type::chk_xer_any_attributes() | |
623 | { | |
624 | Type * const last = get_type_refd_last(); | |
625 | switch (last->typetype == T_SEQOF ? | |
626 | last->u.seof.ofType->get_type_refd_last()->typetype : 0) { | |
627 | case T_UTF8STRING: // SEQUENCE OF UTF8String, ASN.1 | |
628 | case T_USTR: // record of universal charstring | |
629 | break; | |
630 | // fall through | |
631 | default: | |
632 | error("ANY-ATTRIBUTES can only be applied to record of string"); | |
633 | break; | |
634 | } // switch | |
635 | ||
636 | switch (parent_type != NULL ? parent_type->typetype : 0) { | |
637 | case T_SEQ_A: case T_SET_A: | |
638 | case T_SEQ_T: case T_SET_T: | |
639 | for (size_t x = 0; x < parent_type->get_nof_comps(); ++x) { | |
640 | CompField * cf = parent_type->get_comp_byIndex(x); | |
641 | if (cf->get_type() != this) continue; | |
642 | if (cf->has_default() || cf->get_is_optional()) { | |
643 | error("The field with ANY-ATTRIBUTES cannot be OPTIONAL or DEFAULT"); | |
644 | } | |
645 | } | |
646 | break; | |
647 | default: | |
648 | error("ANY-ATTRIBUTES can only be applied to a member of " | |
649 | "SEQUENCE, SET, record or set"); | |
650 | break; | |
651 | } | |
652 | ||
653 | if (xerattrib->untagged_ | |
654 | || (parent_type && parent_type->xerattrib && parent_type->xerattrib->untagged_)) { | |
655 | error("Neither the type with ANY-ATTRIBUTES, nor its enclosing type " | |
656 | "may be marked UNTAGGED"); | |
657 | } | |
658 | } | |
659 | ||
660 | void Type::chk_xer_any_element() | |
661 | { | |
662 | Type *const last = get_type_refd_last(); | |
663 | switch (last->typetype) { | |
664 | case T_UTF8STRING: // UTF8String, ASN.1 | |
665 | case T_USTR: // universal charstring | |
666 | break; // acceptable | |
667 | case T_SEQOF: { | |
668 | /* A special case for TTCN-3 where applying ANY-ELEMENT to the record-of | |
669 | * has the same effect as applying it to the string member. | |
670 | * This should no longer be necessary now that we can refer | |
671 | * to the embedded type of a record-of with [-], but it has to stay | |
672 | * unless the standard deprecates it. */ | |
673 | Type *oftype = last->u.seof.ofType; | |
674 | if (oftype->xerattrib == 0) oftype->xerattrib = new XerAttributes; | |
675 | // Transfer the ANY-ATTRIBUTE from the record-of to its member type | |
676 | oftype->xerattrib->anyElement_ = xerattrib->anyElement_; | |
677 | xerattrib->anyElement_.nElements_ = 0; | |
678 | xerattrib->anyElement_.uris_ = 0; | |
679 | // Re-check the member type since we fiddled with it | |
680 | const char * type_name = "record of"; | |
681 | Error_Context cntxt(this, "In embedded type of %s", type_name); | |
682 | oftype->xer_checked = false; | |
683 | oftype->chk_xer(); | |
684 | break; } | |
685 | default: | |
686 | error("ANY-ELEMENT can only be applied to UTF8String " | |
687 | "or universal charstring type"); | |
688 | break; | |
689 | } // switch | |
690 | ||
691 | if (xerattrib->attribute_ || xerattrib->base64_ || xerattrib->untagged_ | |
692 | || xerattrib->defaultForEmpty_ != NULL | |
693 | || xerattrib->whitespace_ != XerAttributes::PRESERVE) { | |
694 | error("A type with ANY-ELEMENT may not have any of the following encoding instructions: " | |
695 | "ATTRIBUTE, BASE64, DEFAULT-FOR-EMPTY, PI-OR-COMMENT, UNTAGGED or WHITESPACE"); | |
696 | } | |
697 | } | |
698 | ||
699 | void Type::chk_xer_attribute() | |
700 | { | |
701 | if (xerattrib->element_) { | |
702 | error("ELEMENT and ATTRIBUTE are incompatible"); | |
703 | } | |
704 | ||
705 | switch (parent_type!=NULL ? parent_type->typetype :-0) { | |
706 | case 0: // no parent accepted in case a field of this type is declared | |
707 | case T_SEQ_A: case T_SEQ_T: | |
708 | case T_SET_A: case T_SET_T: | |
709 | break; // acceptable | |
710 | default: | |
711 | error("A type with ATTRIBUTE must be a member of " | |
712 | "SEQUENCE, SET, record or set"); | |
713 | break; | |
714 | } | |
715 | ||
716 | if (xerattrib->untagged_ | |
717 | || (parent_type && parent_type->xerattrib && parent_type->xerattrib->untagged_)) { | |
718 | error("Neither the type with ATTRIBUTE, nor its enclosing type " | |
719 | "may be marked UNTAGGED"); | |
720 | } | |
721 | ||
722 | if (has_ae(xerattrib)) { | |
723 | // TODO: || (xerattrib->defaultForEmpty_ && it is an ASN.1 type) | |
724 | // DEFAULT-FOR-EMPTY is allowed only for TTCN-3 | |
725 | error("A type with ATTRIBUTE shall not also have any of the final " | |
726 | "encoding instructions ANY-ELEMENT" /*", DEFAULT-FOR-EMPTY"*/ " or PI-OR-COMMENT"); | |
727 | } | |
728 | } | |
729 | ||
730 | /// CompField cache | |
731 | struct CFCache { | |
732 | /// Pointer to the field | |
733 | CompField *cf; | |
734 | /// The type of the field | |
735 | Type *top; | |
736 | /// The ultimate type, top->get_type_refd_last() | |
737 | Type *last; | |
738 | /// The typetype of last, on which we sort. Its name is meant to be | |
739 | /// mnemonic (it belongs to \c last, not \c top) | |
740 | Type::typetype_t lastt; | |
741 | }; | |
742 | ||
743 | /// Comparison function for CFCache based on typetype | |
744 | int tcomp(const void *l, const void *r) | |
745 | { | |
746 | int retval = ((const CFCache*)l)->lastt - ((const CFCache*)r)->lastt; | |
747 | return retval; | |
748 | } | |
749 | ||
750 | /** Find the original component name if it was changed by TEXT | |
751 | * | |
752 | * If there is a TEXT whose \a new_text matches \p text, return | |
753 | * the corresponding \a target. | |
754 | * | |
755 | * If there are no TEXT coding instructions, always returns \p text. | |
756 | * | |
757 | * @param[in,out] text on input, a name possibly modified by any TEXT encoding | |
758 | * instruction; on output, the actual component name | |
759 | */ | |
760 | void Type::target_of_text(string & text) | |
761 | { | |
762 | for (size_t t = 0; t < xerattrib->num_text_; ++t) { | |
763 | NamespaceSpecification& txt = xerattrib->text_[t]; | |
764 | ||
765 | if ((unsigned long)txt.prefix == 0 | |
766 | ||(unsigned long)txt.prefix == NamespaceSpecification::ALL) { | |
767 | FATAL_ERROR("Type::target_of_text()"); | |
768 | continue; | |
769 | } | |
770 | ||
771 | string target(txt.target); | |
772 | ||
773 | switch ((unsigned long)txt.new_text) { | |
774 | case NamespaceSpecification::CAPITALIZED: // tARGET -> TARGET | |
775 | target[0] = toupper(target[0]); | |
776 | break; | |
777 | case NamespaceSpecification::UNCAPITALIZED: | |
778 | target[0] = tolower(target[0]); // TARGET -> tARGET | |
779 | break; | |
780 | case NamespaceSpecification::UPPERCASED: | |
781 | for (int si = target.size() - 1; si >= 0; --si) { | |
782 | target[si] = toupper(target[si]); | |
783 | } | |
784 | break; | |
785 | case NamespaceSpecification::LOWERCASED: | |
786 | for (int si = target.size() - 1; si >= 0; --si) { | |
787 | target[si] = tolower(target[si]); | |
788 | } | |
789 | break; | |
790 | ||
791 | case 0: // "text" not possible | |
792 | FATAL_ERROR("Type::target_of_text() Text with no target and DFE"); | |
793 | break; | |
794 | ||
795 | default: // it's a string, "text 'field' as 'string'" | |
796 | target = txt.uri; | |
797 | break; | |
798 | } // switch new_text | |
799 | ||
800 | if (target == text) { | |
801 | text = txt.target; // we want the value before the change | |
802 | break; | |
803 | } | |
804 | } // next text | |
805 | } | |
806 | ||
807 | // The suffix of the name of the variable which contains the D-F-E value. | |
808 | static const string dfe_suffix("_dfe"); | |
809 | ||
810 | /** Construct a Value to represent defaultForEmpty | |
811 | * | |
812 | * @param last pointer to a Type which is the end of the reference chain, | |
813 | * usually this->get_type_refd_last() | |
814 | * @param dfe_str string containing the value from defaultForEmpty | |
815 | * @return a newly allocated Common::Value | |
816 | */ | |
817 | Value *Type::new_value_for_dfe(Type *last, const char *dfe_str) | |
818 | { | |
819 | string defaultstring(dfe_str); | |
820 | switch (last->typetype) { | |
821 | case T_CSTR: | |
822 | case T_USTR: | |
823 | case T_UTF8STRING: | |
824 | return new Value(Common::Value::V_CSTR, | |
825 | new string(defaultstring)); | |
826 | ||
827 | case T_INT: | |
828 | case T_INT_A: | |
829 | return new Value(Common::Value::V_INT, | |
830 | new int_val_t(dfe_str, *this)); | |
831 | ||
832 | case T_REAL: { | |
833 | const Real& rval = string2Real(dfe_str, *this); | |
834 | return new Value(Value::V_REAL, rval); | |
835 | } | |
836 | ||
837 | case T_BOOL: { | |
838 | if (!strcmp(dfe_str, "true") | |
839 | ||!strcmp(dfe_str, "1")) { | |
840 | return new Value(Value::V_BOOL, true); | |
841 | } | |
842 | else if (!strcmp(dfe_str, "false") | |
843 | || !strcmp(dfe_str, "0")) { | |
844 | return new Value(Value::V_BOOL, false); | |
845 | } | |
846 | else error("Invalid boolean default value"); | |
847 | break; | |
848 | } | |
849 | ||
850 | case T_ENUM_A: case T_ENUM_T: { | |
851 | // If there is a TEXT, the DFE value corresponds to TextToBeUsed. | |
852 | // Fetch the "real" name of the field (Target). | |
853 | ||
854 | target_of_text(defaultstring); | |
855 | ||
856 | Identifier *val_id = new Identifier(Common::Identifier::ID_TTCN, // FIXME when ASN1 is supported | |
857 | defaultstring); | |
858 | ||
859 | if (!last->has_ei_withName(*val_id)) { | |
860 | error("No enumeration item item '%s'", defaultstring.c_str()); | |
861 | #ifndef NDEBUG | |
862 | for (size_t ee=0; ee < last->u.enums.eis->get_nof_eis(); ++ee) { | |
863 | note("Maybe %s", last->u.enums.eis->get_ei_byIndex(ee)->get_name().get_name().c_str()); | |
864 | } | |
865 | #endif | |
866 | } | |
867 | ||
868 | return new Value(Common::Value::V_ENUM, val_id); | |
869 | } | |
870 | ||
871 | case T_CHOICE_A: case T_CHOICE_T: { | |
872 | // Try to guess which alternative the given DFE text belongs to. | |
873 | // Sort the fields based on typetype, so BOOL, INT, REAL, ENUM | |
874 | // are tried before the various string types | |
875 | // (any string looks 'right' for a string value). | |
876 | size_t num_comps = last->get_nof_comps(); | |
877 | CFCache *sorted = new CFCache[num_comps]; | |
878 | for (size_t c = 0; c < num_comps; c++) { | |
879 | CompField *cf = last->get_comp_byIndex(c); | |
880 | Type *cft = cf->get_type(); | |
881 | Type *cftlast = cft->get_type_refd_last(); | |
882 | sorted[c].cf = cf; | |
883 | sorted[c].top = cft; | |
884 | sorted[c].last = cftlast; | |
885 | sorted[c].lastt = cftlast->typetype; | |
886 | } | |
887 | qsort(sorted, num_comps, sizeof(CFCache), tcomp); | |
888 | ||
889 | Value * retval = 0; | |
890 | size_t c; | |
891 | for (c = 0; c < num_comps && retval == 0; c++) { | |
892 | CFCache ¤t = sorted[c]; | |
893 | // We can't just call new_value_for_dfe(), because some alternatives | |
894 | // would generate errors even if a later type could accept the value. | |
895 | switch (current.lastt) { | |
896 | case T_BOOL: | |
897 | if (!strcmp(dfe_str, "true") | |
898 | ||!strcmp(dfe_str, "1")) { | |
899 | retval = new Value(Value::V_BOOL, true); | |
900 | } | |
901 | else if (!strcmp(dfe_str, "false") | |
902 | || !strcmp(dfe_str, "0")) { | |
903 | retval = new Value(Value::V_BOOL, false); | |
904 | } | |
905 | break; | |
906 | ||
907 | case T_INT: case T_INT_A: { | |
908 | const char *start = dfe_str, *end; | |
909 | while (isspace((const unsigned char)*start)) ++start; | |
910 | if (*start == '+') ++start; | |
911 | int ndigits = BN_dec2bn(NULL, start); // includes any '-' sign | |
912 | end = start + ndigits; | |
913 | // Pretend that all trailing whitespace characters were digits | |
914 | while (isspace(*end)) ++ndigits, ++end; | |
915 | ||
916 | // Check that all the string was used up in the conversion, | |
917 | // otherwise "3.1415" and "1e6" would appear as integers. | |
918 | if (defaultstring.size() == (size_t)ndigits + (start - dfe_str )) { | |
919 | retval = current.top->new_value_for_dfe(current.last, start); | |
920 | } | |
921 | break; } | |
922 | ||
923 | case T_REAL: { | |
924 | float f; | |
925 | char tail[2]; | |
926 | int num_converted = sscanf(dfe_str, "%f %1s", &f, tail); | |
927 | // If tail was converted (num_converted>1) that's an error | |
928 | if (num_converted == 1) { // sscanf was happy | |
929 | retval = current.top->new_value_for_dfe(current.last, dfe_str); | |
930 | } | |
931 | break; } | |
932 | ||
933 | case T_ENUM_A: case T_ENUM_T: { | |
934 | current.top->target_of_text(defaultstring); | |
935 | Identifier alt(Identifier::ID_TTCN, defaultstring); | |
936 | if (current.last->has_ei_withName(alt)) { | |
937 | retval = current.top->new_value_for_dfe(current.last, dfe_str); | |
938 | } | |
939 | break; } | |
940 | ||
941 | case T_CSTR: | |
942 | case T_USTR: | |
943 | case T_UTF8STRING: { | |
944 | retval = current.top->new_value_for_dfe(current.last, dfe_str); | |
945 | break; } | |
946 | ||
947 | default: | |
948 | break; | |
949 | } // switch | |
950 | } // next c | |
951 | ||
952 | if (retval != 0) { | |
953 | c--; | |
954 | retval->set_genname(sorted[c].top->genname, dfe_suffix); | |
955 | retval->set_my_scope(sorted[c].top->my_scope); | |
956 | retval->set_my_governor(sorted[c].top); | |
957 | Value *choice_retval = new Value(Value::V_CHOICE, | |
958 | new Identifier(sorted[c].cf->get_name()), retval); | |
959 | retval = choice_retval; | |
960 | } | |
961 | ||
962 | delete [] sorted; | |
963 | return retval; } | |
964 | ||
965 | /* Useless without a properly constructed Value(V_SEQ) | |
966 | case T_SEQ_A: case T_SEQ_T: { | |
967 | NamedValues *nvs = new NamedValues; | |
968 | //NamedValue *nv = new NamedValue(new Identifier, new Value); | |
969 | nvs->add_nv(nv); | |
970 | xerattrib->defaultValue_ = new Value(Value::V_SEQ, nvs); | |
971 | break; } | |
972 | */ | |
973 | ||
974 | default: // complain later | |
975 | break; | |
976 | } // switch | |
977 | return 0; | |
978 | } | |
979 | ||
980 | void Type::chk_xer_dfe() | |
981 | { | |
982 | Type * const last = get_type_refd_last(); | |
983 | ||
984 | if (/* TODO xerattrib->attribute_ is error for ASN.1 only */ | |
985 | xerattrib->untagged_ || has_ae(xerattrib)) { | |
986 | error("A type with DEFAULT-FOR-EMPTY shall not have any of the final " | |
987 | "encoding instructions ANY-ELEMENT, ATTRIBUTE, UNTAGGED."); // 23.2.8 | |
988 | } | |
989 | ||
990 | if (is_charenc() == Yes) { | |
991 | xerattrib->defaultValue_ = new_value_for_dfe(last, xerattrib->defaultForEmpty_); | |
992 | ||
993 | if (xerattrib->defaultValue_ != 0) { | |
994 | xerattrib->defaultValue_->set_genname(this->genname, dfe_suffix); | |
995 | xerattrib->defaultValue_->set_my_scope(this->my_scope); | |
996 | xerattrib->defaultValue_->set_my_governor(last); | |
997 | } | |
998 | else { | |
999 | error("DEFAULT-FOR-EMPTY not supported for character-encodable type %s", | |
1000 | last->get_stringRepr().c_str()); | |
1001 | } | |
1002 | } | |
1003 | else if (last->typetype == T_SEQ_A || last->typetype == T_SEQ_T) { | |
1004 | // If DEFAULT-FOR-EMPTY applies to a record (SEQUENCE), then only one | |
1005 | // component can produce element content, and it should be the last, | |
1006 | // because all the others should have ATTRIBUTE or ANY-ATTRIBUTE, | |
1007 | // and those are moved to the front. 23.2.2 b) | |
1008 | // FIXME only b) appears to have this restriction, not c)d)e) | |
1009 | const size_t num_cf = last->get_nof_comps(); | |
1010 | if (num_cf > 0) { | |
1011 | CompField *cf = last->get_comp_byIndex(num_cf-1); // last field | |
1012 | Type *cft = cf->get_type(); // cft: CompField type | |
1013 | cft = cft->get_type_refd_last(); | |
1014 | //typetype_t cftt = cft->get_typetype(); | |
1015 | ||
1016 | xerattrib->defaultValue_ = new_value_for_dfe(cft, xerattrib->defaultForEmpty_); | |
1017 | if (xerattrib->defaultValue_ != 0) { | |
1018 | xerattrib->defaultValue_->set_genname(last->genname, string("_dfe")); | |
1019 | xerattrib->defaultValue_->set_my_scope(cft->my_scope); | |
1020 | xerattrib->defaultValue_->set_my_governor(cft); | |
1021 | } | |
1022 | else { | |
1023 | error("DEFAULT-FOR-EMPTY not supported for fields of type %s", | |
1024 | cft->get_stringRepr().c_str()); | |
1025 | } | |
1026 | } // endif comps >0 | |
1027 | } // if SEQ/SET | |
1028 | else { | |
1029 | error("DEFAULT-FOR-EMPTY not applicable to type"); | |
1030 | } | |
1031 | } | |
1032 | ||
1033 | void Type::chk_xer_embed_values(int num_attributes) | |
1034 | { | |
1035 | Type * const last = get_type_refd_last(); | |
1036 | ||
1037 | enum complaint_type { ALL_GOOD, OPTIONAL_OR_DEFAULT, UNTAGGED_EMBEDVAL, | |
1038 | NOT_SEQUENCE, EMPTY_SEQUENCE, FIRST_NOT_SEQOF, SEQOF_NOT_STRING, | |
1039 | SEQOF_BAD_LENGTH, UNTAGGED_OTHER } ; | |
1040 | complaint_type complaint = ALL_GOOD; | |
1041 | size_t expected_length = (size_t)-1; | |
1042 | Type *cf0t = 0; // type of first component | |
1043 | CompField *cf = 0; | |
1044 | switch (last->typetype) { | |
1045 | case T_SEQ_A: case T_SEQ_T: { // 25.2.1, the type must be a sequence | |
1046 | const size_t num_cf = last->get_nof_comps(); | |
1047 | if (num_cf == 0) { | |
1048 | complaint = EMPTY_SEQUENCE; // must have a "first component" | |
1049 | break; | |
1050 | } | |
1051 | CompField *cf0 = last->get_comp_byIndex(0); | |
1052 | cf0t = cf0->get_type()->get_type_refd_last(); | |
1053 | if (cf0->get_is_optional() || cf0->has_default()) { | |
1054 | complaint = OPTIONAL_OR_DEFAULT; | |
1055 | break; // 25.2.1 first component cannot be optional or have default | |
1056 | } | |
1057 | ||
1058 | switch (cf0t->get_typetype()) { // check the first component | |
1059 | case T_SEQOF: { | |
1060 | Type *cfot = cf0t->get_ofType(); // embedded type | |
1061 | switch (cfot->get_type_refd_last()->get_typetype()) { | |
1062 | case T_UTF8STRING: | |
1063 | case T_USTR: { // hooray, a SEQUENCE OF some string | |
1064 | if ( (cf0t->xerattrib && cf0t->xerattrib->untagged_) | |
1065 | || (cfot->xerattrib && cfot->xerattrib->untagged_)) { | |
1066 | complaint = UNTAGGED_EMBEDVAL; // 25.2.2 | |
1067 | break; | |
1068 | } | |
1069 | ||
1070 | // Check length restriction on the record of. If there is one, | |
1071 | // it better be the correct number. | |
1072 | // FIXME: if there is also a USE-NIL, it cannot have a length restriction; only check at runtime | |
1073 | const SubType *sub = cf0t->sub_type; | |
1074 | const Int len = sub ? sub->get_length_restriction() :-1; | |
1075 | // get_length_restriction() itself may return -1 | |
1076 | expected_length = num_cf -num_attributes -xerattrib->useOrder_; | |
1077 | if (len > 0 && (size_t)len != expected_length) { | |
1078 | // The +1 from 25.2.6 b) is compensated because | |
1079 | // the EMBED-VALUES member itself is ignored. | |
1080 | complaint = SEQOF_BAD_LENGTH; | |
1081 | break; | |
1082 | } | |
1083 | break; } //acceptable | |
1084 | ||
1085 | default: // 25.2.1 | |
1086 | complaint = SEQOF_NOT_STRING; | |
1087 | break; | |
1088 | } // switch | |
1089 | break; } | |
1090 | ||
1091 | default: // 25.2.1 | |
1092 | complaint = FIRST_NOT_SEQOF; | |
1093 | break; | |
1094 | } // switch(type of first component) | |
1095 | ||
1096 | for (size_t c = 1; c < num_cf; ++c) { // check the other components | |
1097 | cf = last->get_comp_byIndex(c); | |
1098 | Type *cft = cf->get_type()->get_type_refd_last(); | |
1099 | if (cft->xerattrib && cft->xerattrib->untagged_ && (cft->is_charenc() == Yes)){ | |
1100 | complaint = UNTAGGED_OTHER; | |
1101 | break; | |
1102 | } | |
1103 | } | |
1104 | break; } // case T_SEQ* | |
1105 | ||
1106 | default: | |
1107 | complaint = NOT_SEQUENCE; | |
1108 | break; | |
1109 | } // switch typetype | |
1110 | ||
1111 | // TODO 25.2.4, 25.2.5 | |
1112 | if (complaint == ALL_GOOD) embed_values_possible = true; | |
1113 | else if (xerattrib->embedValues_) { | |
1114 | switch (complaint) { | |
1115 | case ALL_GOOD: // Not possible; present in the switch so GCC checks | |
1116 | // that all enum values are handled (make sure there's no default). | |
1117 | break; | |
1118 | case NOT_SEQUENCE: | |
1119 | case EMPTY_SEQUENCE: | |
1120 | case FIRST_NOT_SEQOF: | |
1121 | case SEQOF_NOT_STRING: | |
1122 | case OPTIONAL_OR_DEFAULT: | |
1123 | error("A type with EMBED-VALUES must be a sequence type. " | |
1124 | "The first component of the sequence shall be SEQUENCE OF UTF8String " | |
1125 | "and shall not be marked OPTIONAL or DEFAULT"); | |
1126 | break; | |
1127 | case SEQOF_BAD_LENGTH: | |
1128 | cf0t->error("Wrong length of SEQUENCE-OF for EMBED-VALUES, should be %lu", | |
1129 | (unsigned long)expected_length); | |
1130 | break; | |
1131 | case UNTAGGED_EMBEDVAL: | |
1132 | error("Neither the SEQUENCE-OF supporting EMBED-VALUES," | |
1133 | "nor its component shall have UNTAGGED."); // 25.2.2 | |
1134 | break; | |
1135 | case UNTAGGED_OTHER: | |
1136 | cf->error("There shall be no UNTAGGED on any character-encodable " | |
1137 | "component of a type with DEFAULT-FOR-EMPTY"); // 25.2.3 | |
1138 | break; | |
1139 | } // switch(complaint) | |
1140 | } // if complaint and embedValues | |
1141 | } | |
1142 | ||
1143 | /** Wraps a C string but compares by contents, not by pointer */ | |
1144 | class stringval { | |
1145 | const char * str; | |
1146 | public: | |
1147 | explicit stringval(const char *s = 0) : str(s) {} | |
1148 | // no destructor | |
1149 | bool operator<(const stringval& right) const { | |
1150 | if ( str > (const char*)NamespaceSpecification::ALL | |
1151 | && right.str > (const char*)NamespaceSpecification::ALL) | |
1152 | { | |
1153 | return strcmp(str, right.str) < 0; | |
1154 | } | |
1155 | else return str < right.str; | |
1156 | } | |
1157 | bool operator==(const stringval& right) const { | |
1158 | if ( str > (const char*)NamespaceSpecification::ALL | |
1159 | && right.str > (const char*)NamespaceSpecification::ALL) | |
1160 | { | |
1161 | return strcmp(str, right.str) == 0; | |
1162 | } | |
1163 | else return str == right.str; | |
1164 | } | |
1165 | //bool operator!() const { return str==0; } | |
1166 | const char *c_str() const { return str; } | |
1167 | }; | |
1168 | ||
1169 | ||
1170 | void Type::chk_xer_text() | |
1171 | { | |
1172 | if (xerattrib->num_text_ == 0 | |
1173 | ||xerattrib->text_ == 0 ) FATAL_ERROR("Type::chk_xer_text()"); | |
1174 | Type * const last = get_type_refd_last(); | |
1175 | static const stringval empty; // NULL pointer | |
1176 | ||
1177 | // Check the type and quit early if wrong | |
1178 | switch (last->typetype) { | |
1179 | case T_BOOL: | |
1180 | break; | |
1181 | case T_ENUM_A: // not yet | |
1182 | error("No XER yet for ASN.1 enumerations"); | |
1183 | return; | |
1184 | case T_ENUM_T: | |
1185 | break; | |
1186 | case T_BSTR_A: // ASN.1 bit string with named bits, not yet | |
1187 | error("No XER yet for ASN.1 bit strings"); | |
1188 | return; | |
1189 | case T_INT_A: // ASN.1 integer with named numbers, not yet | |
1190 | error("No XER yet for ASN.1 named numbers"); | |
1191 | return; | |
1192 | default: | |
1193 | error("TEXT not allowed for type %s", get_typename().c_str()); | |
1194 | return; | |
1195 | } | |
1196 | ||
1197 | // Build a map to eliminate duplicates (new assignment to the same | |
1198 | // enum item/field overwrites previous text). | |
1199 | // Keys are the identifiers, values are the texts. | |
1200 | typedef map<stringval, char> text_map_t; | |
1201 | text_map_t text_map; | |
1202 | ||
1203 | for (size_t t = 0; t < xerattrib->num_text_; ++t) { | |
1204 | NamespaceSpecification & txt = xerattrib->text_[t]; | |
1205 | switch ((unsigned long)txt.target) { | |
1206 | case 0: { // just "TEXT". | |
1207 | // target=0 and new_text!=0 would have to come from "TEXT AS ..." | |
1208 | // but that's not allowed by syntax, hence FATAL_ERROR. | |
1209 | if (txt.new_text) FATAL_ERROR("Type::chk_xer_text"); | |
1210 | if (!text_map.has_key(empty)) { | |
1211 | text_map.add(empty, txt.new_text); | |
1212 | } | |
1213 | if (last->typetype != T_BOOL) { | |
1214 | error("Lone 'TEXT' only allowed for boolean"); // only in TTCN-3 ! | |
1215 | } | |
1216 | break; } | |
1217 | ||
1218 | case NamespaceSpecification::ALL: {// TEXT ALL AS ... | |
1219 | switch (txt.keyword) { | |
1220 | case NamespaceSpecification::NO_MANGLING: | |
1221 | // Not possible due to syntax; there is no TTCN source from which | |
1222 | // the bison parser would create such a NamespaceSpecification. | |
1223 | FATAL_ERROR("Type::chk_xer_text"); | |
1224 | break; | |
1225 | case NamespaceSpecification::CAPITALIZED: | |
1226 | case NamespaceSpecification::UNCAPITALIZED: | |
1227 | case NamespaceSpecification::LOWERCASED: | |
1228 | case NamespaceSpecification::UPPERCASED: | |
1229 | break; // OK | |
1230 | ||
1231 | default: // TEXT ALL AS "some string" is not allowed | |
1232 | error("text all as 'string' is not allowed"); | |
1233 | continue; | |
1234 | } // switch(keyword) | |
1235 | ||
1236 | // Expand the "all" | |
1237 | switch (last->typetype) { | |
1238 | case T_BOOL: | |
1239 | text_map.add(stringval(mcopystr("true")), txt.new_text); | |
1240 | text_map.add(stringval(mcopystr("false")), txt.new_text); | |
1241 | break; | |
1242 | ||
1243 | //case T_ENUM_A: | |
1244 | case T_ENUM_T: { | |
1245 | size_t n_eis = last->u.enums.eis->get_nof_eis(); | |
1246 | for (size_t i = 0; i < n_eis; ++i) { | |
1247 | EnumItem *ei = last->u.enums.eis->get_ei_byIndex(i); | |
1248 | const stringval enum_name(mcopystr(ei->get_name().get_ttcnname().c_str())); | |
1249 | if (text_map.has_key(enum_name)) { | |
1250 | // Duplicate enum name, flagged elsewhere as error. | |
1251 | // Don't bother with: text_map[enum_name] = txt.new_text; | |
1252 | Free(const_cast<char*>(enum_name.c_str())); | |
1253 | } | |
1254 | else text_map.add(enum_name, txt.new_text); | |
1255 | } | |
1256 | break; } | |
1257 | ||
1258 | default: | |
1259 | FATAL_ERROR("Type::chk_xer_text"); | |
1260 | break; | |
1261 | } // switch (typetype) | |
1262 | break; | |
1263 | } | |
1264 | ||
1265 | default: {// a string: TEXT 'member' AS ... | |
1266 | if (txt.keyword == NamespaceSpecification::NO_MANGLING) { | |
1267 | // Attribute syntax does not allow this combination | |
1268 | FATAL_ERROR("Type::chk_xer_text"); | |
1269 | } | |
1270 | // HR39956: empty string is disregarded | |
1271 | if (txt.keyword>NamespaceSpecification::LOWERCASED && !strcmp(txt.new_text,"")) | |
1272 | { | |
1273 | txt.new_text = (char*)Realloc(txt.new_text, sizeof(" ")); | |
1274 | strcpy(txt.new_text," "); | |
1275 | } | |
1276 | stringval ttarget(txt.target); | |
1277 | if (text_map.has_key(ttarget)) { | |
1278 | // Override the earlier TEXT instruction | |
1279 | free_name_or_kw(text_map[ttarget]); | |
1280 | text_map[ttarget] = txt.new_text; | |
1281 | free_name_or_kw(txt.target); | |
1282 | } | |
1283 | else text_map.add(ttarget, txt.new_text); | |
1284 | break; } | |
1285 | } // switch(target) | |
1286 | } // next text | |
1287 | ||
1288 | xerattrib->text_ = (NamespaceSpecification*)Realloc(xerattrib->text_, | |
1289 | text_map.size() * sizeof(NamespaceSpecification)); | |
1290 | ||
1291 | // Zero out the newly allocated part | |
1292 | if (text_map.size() > xerattrib->num_text_) { | |
1293 | memset( | |
1294 | xerattrib->text_ + xerattrib->num_text_, | |
1295 | 0, | |
1296 | (text_map.size() - xerattrib->num_text_) * sizeof(NamespaceSpecification) | |
1297 | ); | |
1298 | } | |
1299 | ||
1300 | xerattrib->num_text_ = text_map.size(); // accept the new size | |
1301 | ||
1302 | // Another map, to check for duplicate text (decoding would be impossible) | |
1303 | text_map_t map2; | |
1304 | ||
1305 | // Reconstruct the TEXT structure from the map | |
1306 | for (size_t t = 0; t < xerattrib->num_text_; ++t) { | |
1307 | const stringval& k = text_map.get_nth_key(t); | |
1308 | char * v = text_map.get_nth_elem(t); | |
1309 | char * newstr = const_cast<char*>(k.c_str()); | |
1310 | ||
1311 | xerattrib->text_[t].target = newstr; | |
1312 | xerattrib->text_[t].new_text = v; | |
1313 | ||
1314 | stringval txtval(v); // somebody else owns v | |
1315 | if (map2.has_key(txtval)) { | |
1316 | switch (xerattrib->text_[t].keyword) { | |
1317 | case NamespaceSpecification::NO_MANGLING: | |
1318 | FATAL_ERROR("nope"); | |
1319 | break; // not possible | |
1320 | ||
1321 | case NamespaceSpecification::CAPITALIZED: | |
1322 | case NamespaceSpecification::UNCAPITALIZED: | |
1323 | case NamespaceSpecification::LOWERCASED: | |
1324 | case NamespaceSpecification::UPPERCASED: | |
1325 | // Duplication may have been caused by expanding TEXT ALL ... | |
1326 | break; // accept it | |
1327 | ||
1328 | default: // string must be unique | |
1329 | error("Duplicate text '%s'", v); | |
1330 | break; | |
1331 | } | |
1332 | } | |
1333 | else map2.add(txtval, newstr); | |
1334 | } | |
1335 | text_map.clear(); | |
1336 | map2.clear(); | |
1337 | // // // | |
1338 | for (size_t t = 0; t < xerattrib->num_text_; ++t) { | |
1339 | if (xerattrib->useNumber_) { | |
1340 | error("USE-NUMBER and TEXT are incompatible"); | |
1341 | break; | |
1342 | } | |
1343 | NamespaceSpecification & txt = xerattrib->text_[t]; | |
1344 | ||
1345 | switch (last->typetype) { | |
1346 | case T_BOOL: | |
1347 | /* In ASN.1, Only Booleantype:ALL can have TEXT | |
1348 | * Currently for TTCN, only the following three case are supported: | |
1349 | * "text" | |
1350 | * "text 'true' as '1'" | |
1351 | * "text 'false' as '0'" | |
1352 | * and we convert the last two to the first | |
1353 | */ | |
1354 | switch ((unsigned long)txt.prefix) { | |
1355 | case 0: // no Target (ok); | |
1356 | if (txt.uri != 0) error("Only \"text\" implemented for boolean"); | |
1357 | break; | |
1358 | case NamespaceSpecification::ALL: // Target = 'all' not allowed for boolean | |
1359 | error("TEXT all not implemented for boolean"); | |
1360 | break; | |
1361 | default: // a string, must be "true" or "false" | |
1362 | if (!strcmp(txt.prefix, "true")) { | |
1363 | // only "1" is allowed for "true" | |
1364 | switch ((unsigned long)txt.uri) { | |
1365 | default: // it's a string | |
1366 | if (txt.uri[0] == '1' && txt.uri[1] == '\0') { | |
1367 | // Free the strings to pretend it was a simple "text" | |
1368 | Free(txt.prefix); txt.prefix = 0; | |
1369 | Free(txt.uri); txt.uri = 0; | |
1370 | // These should come in pairs, warn if not | |
1371 | if (xerattrib->num_text_ == 1) warning("\"text 'false' as '0'\" was implied"); | |
1372 | break; | |
1373 | } | |
1374 | // else fall through | |
1375 | case NamespaceSpecification::CAPITALIZED: | |
1376 | case NamespaceSpecification::UNCAPITALIZED: | |
1377 | case NamespaceSpecification::UPPERCASED: | |
1378 | case NamespaceSpecification::LOWERCASED: | |
1379 | error("Only '1' is supported for 'true'"); | |
1380 | break; | |
1381 | ||
1382 | case 0: // "text 'true'" is not correct syntax, cannot get here | |
1383 | FATAL_ERROR("Type::chk_xer_text()"); | |
1384 | } // switch uri | |
1385 | } | |
1386 | else if (!strcmp(txt.prefix, "false")) { | |
1387 | // only "0" is allowed for "false" | |
1388 | switch ((unsigned long)txt.uri) { | |
1389 | default: // it's a string | |
1390 | if (txt.uri[0] == '0' && txt.uri[1] == '\0') { | |
1391 | // Free the strings to pretend it was a simple "text" | |
1392 | Free(txt.prefix); txt.prefix = 0; | |
1393 | Free(txt.uri); txt.uri = 0; | |
1394 | // These should come in pairs, warn if not | |
1395 | if (xerattrib->num_text_ == 1) warning("\"text 'true' as '1'\" was implied"); | |
1396 | break; | |
1397 | } | |
1398 | // else fall through | |
1399 | case NamespaceSpecification::CAPITALIZED: | |
1400 | case NamespaceSpecification::UNCAPITALIZED: | |
1401 | case NamespaceSpecification::UPPERCASED: | |
1402 | case NamespaceSpecification::LOWERCASED: | |
1403 | error("Only '0' is supported for 'false'"); | |
1404 | break; | |
1405 | ||
1406 | case 0: // "text 'false'" is not correct syntax, cannot get here | |
1407 | FATAL_ERROR("Type::chk_xer_text()"); | |
1408 | } // switch uri | |
1409 | } // if ("true") | |
1410 | break; | |
1411 | } // switch prefix | |
1412 | ||
1413 | break; | |
1414 | ||
1415 | //case T_ENUM_A: // fall through | |
1416 | case T_ENUM_T: { | |
1417 | switch ((unsigned long)txt.target) { | |
1418 | case 0: // "text as ..." | |
1419 | case NamespaceSpecification::ALL: { // "text all as ..." | |
1420 | size_t neis = last->u.enums.eis->get_nof_eis(); | |
1421 | for (size_t i = 0; i < neis; ++i) { | |
1422 | EnumItem *ei = last->u.enums.eis->get_ei_byIndex(i); | |
1423 | string ei_name(ei->get_name().get_dispname()); // use the element's own name | |
1424 | XerAttributes::NameChange chg; | |
1425 | chg.nn_ = txt.uri; | |
1426 | change_name(ei_name, chg); | |
1427 | ei->set_text(ei_name); | |
1428 | } | |
1429 | break; } | |
1430 | ||
1431 | default: { // target is member name, from "text 'member' as ..." | |
1432 | // FIXME: ID_TTCN will not be right if we implement XER for ASN.1 | |
1433 | Common::Identifier id(Identifier::ID_TTCN, string(txt.prefix)); | |
1434 | if (last->u.enums.eis->get_nof_eis()==0) FATAL_ERROR("No enum items!"); | |
1435 | if (last->u.enums.eis->has_ei_withName(id)) { | |
1436 | EnumItem *ei = last->u.enums.eis->get_ei_byName(id); | |
1437 | string ei_name(id.get_dispname()); | |
1438 | XerAttributes::NameChange chg; | |
1439 | chg.nn_ = txt.uri; | |
1440 | change_name(ei_name, chg); | |
1441 | ei->set_text(ei_name); | |
1442 | } | |
1443 | else { | |
1444 | error("No enumeration item %s", txt.prefix); | |
1445 | } | |
1446 | break; } | |
1447 | } // switch(target) | |
1448 | ||
1449 | break; } | |
1450 | ||
1451 | //case T_INT_A: | |
1452 | /* | |
1453 | if (last->u.namednums.nvs->get_nof_nvs()) { | |
1454 | Common::Identifier id(Identifier::ID_TTCN, txt.uri); | |
1455 | NamedValue *nv = last->u.namednums.nvs->get_nv_byName(id); | |
1456 | if (nv != 0) { | |
1457 | // good | |
1458 | } | |
1459 | else { | |
1460 | error("No component %s in %s", txt.uri, fn); | |
1461 | } | |
1462 | } | |
1463 | else { | |
1464 | error("TEXT cannot be assigned to an integer without named numbers"); | |
1465 | } | |
1466 | */ | |
1467 | //break; | |
1468 | ||
1469 | default: | |
1470 | FATAL_ERROR("Type::chk_xer_text"); | |
1471 | break; | |
1472 | } // switch | |
1473 | } // next type for TEXT | |
1474 | } | |
1475 | ||
1476 | void Type::chk_xer_untagged() | |
1477 | { | |
1478 | Type * const last = get_type_refd_last(); | |
1479 | switch (parent_type ? parent_type->typetype :-0) { | |
1480 | case 0: // "no parent" is acceptable | |
1481 | // Do not nag ("UNTAGGED encoding attribute is ignored on top-level type"); | |
1482 | // do it in Def_ExtFunction::chk_function_type when the type is actually | |
1483 | // used as input for an encoding function. | |
1484 | // fall through | |
1485 | case T_SEQ_A: case T_SEQ_T: | |
1486 | case T_SET_A: case T_SET_T: | |
1487 | case T_CHOICE_A: case T_CHOICE_T: | |
1488 | case T_SEQOF: case T_SETOF: | |
1489 | break; // acceptable | |
1490 | default: | |
1491 | error("UNTAGGED can only be applied to a member of sequence, set, " | |
1492 | "choice, sequence-of, or set-of type"); // X.693amd1, 32.2.1 | |
1493 | break; | |
1494 | } | |
1495 | ||
1496 | if ( has_aa(xerattrib) | |
1497 | || has_ae(xerattrib) | |
1498 | || xerattrib->attribute_ || 0 != xerattrib->defaultForEmpty_ | |
1499 | || xerattrib->embedValues_ || xerattrib->useNil_ | |
1500 | || (xerattrib->useOrder_ && is_asn1()) || xerattrib->useType_) { | |
1501 | error("A type with final encoding attribute UNTAGGED shall not have" | |
1502 | " any of the final encoding instructions ANY-ATTRIBUTES, ANY-ELEMENT," | |
1503 | " ATTRIBUTE, DEFAULT-FOR-EMPTY, EMBED-VALUES, PI-OR-COMMENT," | |
1504 | " USE-NIL%s or USE-TYPE", | |
1505 | is_asn1() ? ", USE-ORDER" : ""); // X.693amd1, 32.2.6 | |
1506 | } | |
1507 | ||
1508 | bool can_become_empty= last->has_empty_xml(); | |
1509 | if (can_become_empty) { // checking 32.2.4 | |
1510 | switch (parent_type ? parent_type->typetype :-0) { | |
1511 | case 0: | |
1512 | break; // no parent, no problem | |
1513 | ||
1514 | case T_SEQ_A: case T_SEQ_T: | |
1515 | case T_SET_A: case T_SET_T: { | |
1516 | // This type can not have OPTIONAL or DEFAULT, 32.2.4 a) | |
1517 | // No get_comp_byType(); do a linear search. | |
1518 | size_t num_fields = parent_type->get_nof_comps(); | |
1519 | for (size_t i = 0; i < num_fields; ++i) { | |
1520 | CompField *cf = parent_type->get_comp_byIndex(i); | |
1521 | if (cf->get_type() != this) continue; | |
1522 | // found the component | |
1523 | if (cf->get_is_optional() || cf->get_defval() != 0) { | |
1524 | error("Type with final encoding attribute UNTAGGED" | |
1525 | " shall not have OPIONAL or DEFAULT"); | |
1526 | } | |
1527 | break; | |
1528 | } | |
1529 | break; } | |
1530 | ||
1531 | case T_SEQOF: case T_SETOF: // X.693amd1, 32.2.4 b) | |
1532 | error("UNTAGGED type with possibly empty XML value can not be " | |
1533 | "the member of a sequence-of or set-of"); // X.693amd1, 32.2.4 b) | |
1534 | break; | |
1535 | ||
1536 | case T_CHOICE_T: { | |
1537 | size_t num_fields = parent_type->get_nof_comps(); | |
1538 | size_t num_empty = 0; | |
1539 | for (size_t i = 0; i < num_fields; ++i) { | |
1540 | CompField *cf = parent_type->get_comp_byIndex(i); | |
1541 | Type *cft = cf->get_type(); | |
1542 | if (cft->has_empty_xml()) ++num_empty; | |
1543 | } | |
1544 | if (num_empty > 1) { // X.693amd1, 32.2.4 c) | |
1545 | /* FIXME: this should be error */ | |
1546 | warning("More than one alternative can be empty and has UNTAGGED"); | |
1547 | } | |
1548 | break; } | |
1549 | ||
1550 | default: // do nothing | |
1551 | break; | |
1552 | } | |
1553 | } // end if(can_become_empty) | |
1554 | } | |
1555 | ||
1556 | void Type::chk_xer_use_nil() | |
1557 | { | |
1558 | Type * const last = get_type_refd_last(); | |
1559 | ||
1560 | enum complaint_type { ALL_GOOD, NO_CONTROLNS, NOT_SEQUENCE, EMPTY_SEQUENCE, | |
1561 | UNTAGGED_USENIL, COMPONENT_NOT_ATTRIBUTE, LAST_IS_ATTRIBUTE, | |
1562 | LAST_NOT_OPTIONAL, INCOMPATIBLE, WRONG_OPTIONAL_TYPE, EMBED_CHARENC }; | |
1563 | complaint_type complaint = ALL_GOOD; | |
1564 | CompField *cf = 0; | |
1565 | CompField *cf_last = 0; | |
1566 | const char *ns, *prefix; | |
1567 | my_scope->get_scope_mod()->get_controlns(ns, prefix); | |
1568 | ||
1569 | if (!prefix) complaint = NO_CONTROLNS; // don't bother checking further | |
1570 | else switch (last->typetype) { | |
1571 | default: | |
1572 | complaint = NOT_SEQUENCE; | |
1573 | break; | |
1574 | ||
1575 | case T_SEQ_A: | |
1576 | error("No XER yet for ASN.1 sequences"); | |
1577 | // no break | |
1578 | case T_SEQ_T: { | |
1579 | const size_t num_cf = last->get_nof_comps(); | |
1580 | if (num_cf == 0) { // 33.2.1 ...must have a component... | |
1581 | complaint = EMPTY_SEQUENCE; | |
1582 | break; // stop checking to prevent accessing non-existing components | |
1583 | } | |
1584 | if (xerattrib->untagged_) { // 33.2.2 | |
1585 | complaint = UNTAGGED_USENIL; | |
1586 | break; | |
1587 | } | |
1588 | ||
1589 | // Skip components supporting USE-ORDER or EMBED-VALUES | |
1590 | size_t i = (xerattrib->useOrder_) + (xerattrib->embedValues_); | |
1591 | // 33.2.1 All the others except the last must be (any)attributes | |
1592 | for (; i < num_cf-1; ++i) { | |
1593 | cf = last->get_comp_byIndex(i); | |
1594 | Type *cft = cf->get_type(); | |
1595 | if (! (cft->xerattrib | |
1596 | && ( cft->xerattrib->attribute_ || has_aa(cft->xerattrib)))) | |
1597 | { | |
1598 | complaint = COMPONENT_NOT_ATTRIBUTE; | |
1599 | break; | |
1600 | } | |
1601 | } | |
1602 | // 33.2.1 The last component must be an OPTIONAL non-attribute | |
1603 | cf_last = last->get_comp_byIndex(num_cf-1); | |
1604 | Type *cft = cf_last->get_type(); | |
1605 | if (!cf_last->get_is_optional()) { | |
1606 | complaint = LAST_NOT_OPTIONAL; | |
1607 | } | |
1608 | ||
1609 | if (cft->xerattrib) { | |
1610 | if ( cft->xerattrib->attribute_ | |
1611 | || has_aa(cft->xerattrib)) { | |
1612 | complaint = LAST_IS_ATTRIBUTE; | |
1613 | break; | |
1614 | } | |
1615 | ||
1616 | if (has_ae(cft->xerattrib) | |
1617 | ||has_aa(cft->xerattrib) | |
1618 | ||cft->xerattrib->defaultForEmpty_ != 0 | |
1619 | ||cft->xerattrib->embedValues_ ||cft->xerattrib->untagged_ | |
1620 | ||cft->xerattrib->useNil_ ||cft->xerattrib->useOrder_ | |
1621 | ||cft->xerattrib->useType_) { // or PI-OR-COMMENT | |
1622 | complaint = INCOMPATIBLE; // 33.2.3 | |
1623 | } | |
1624 | } | |
1625 | ||
1626 | if (cft->is_charenc() == Yes) { | |
1627 | // In a sequence EMBED-VALUES and USE-NIL, the optional component | |
1628 | // supporting USE-NIL shall not be a character-encodable type. | |
1629 | // So says OSS, and rightly so (there's no way to separate | |
1630 | // the last field from the surrounding "embed" strings). | |
1631 | if (xerattrib->embedValues_) complaint = EMBED_CHARENC; | |
1632 | } | |
1633 | else switch (cft->get_type_refd_last()->typetype) { | |
1634 | case T_SEQ_T: | |
1635 | // more checking | |
1636 | case T_SEQ_A: | |
1637 | case T_SET_T: | |
1638 | case T_SET_A: | |
1639 | case T_CHOICE_T: | |
1640 | case T_CHOICE_A: | |
1641 | case T_SEQOF: | |
1642 | case T_SETOF: | |
1643 | case T_OPENTYPE: | |
1644 | // or an octetstring or bitstring with a contained "Type" and without ENCODED BY | |
1645 | break; // acceptable | |
1646 | ||
1647 | default: | |
1648 | complaint = WRONG_OPTIONAL_TYPE; | |
1649 | break; | |
1650 | } | |
1651 | ||
1652 | break;} | |
1653 | } // else switch(last->typetype) | |
1654 | ||
1655 | if (complaint == ALL_GOOD) use_nil_possible = true; | |
1656 | else if (xerattrib->useNil_) { | |
1657 | switch (complaint) { | |
1658 | case ALL_GOOD: // Not possible because of the if. | |
1659 | // Present so GCC checks that all enum values are handled (no default!) | |
1660 | break; | |
1661 | case NO_CONTROLNS: | |
1662 | error("Type has USE-NIL, but the module has no control namespace set"); | |
1663 | break; | |
1664 | case NOT_SEQUENCE: | |
1665 | error("The target of an USE-NIL encoding instruction must be a record (SEQUENCE) or set type"); | |
1666 | break; | |
1667 | case EMPTY_SEQUENCE: | |
1668 | error("The target of an USE-NIL must have at least one component"); | |
1669 | break; | |
1670 | case UNTAGGED_USENIL: | |
1671 | error("The target of an USE-NIL encoding instruction shall not have" | |
1672 | " a final UNTAGGED encoding instruction"); | |
1673 | break; | |
1674 | case COMPONENT_NOT_ATTRIBUTE: | |
1675 | cf->error("Component '%s' of USE-NIL not ATTRIBUTE", cf->get_name().get_name().c_str()); | |
1676 | break; | |
1677 | case LAST_IS_ATTRIBUTE: | |
1678 | cf_last->error("Last component of USE-NIL must not have ATTRIBUTE"); | |
1679 | break; | |
1680 | case LAST_NOT_OPTIONAL: | |
1681 | cf_last->error("Last component of USE-NIL must be OPTIONAL"); | |
1682 | break; | |
1683 | case INCOMPATIBLE: | |
1684 | cf_last->error("The OPTIONAL component of USE-NIL cannot have any of the " | |
1685 | "following encoding instructions: ANY-ATTRIBUTES, ANY-ELEMENT, " | |
1686 | "DEFAULT-FOR-EMPTY, EMBED-VALUES, PI-OR-COMMENT, UNTAGGED, " | |
1687 | "USE-NIL, USE-ORDER, USE-TYPE."); | |
1688 | break; | |
1689 | case WRONG_OPTIONAL_TYPE: | |
1690 | cf_last->error("The OPTIONAL component of USE-NIL must be " | |
1691 | "a character-encodable type, or a sequence, set, choice, " | |
1692 | "sequence-of, set-of or open type."); | |
1693 | break; | |
1694 | case EMBED_CHARENC: | |
1695 | cf_last->error("In a sequence type with EMBED-VALUES and USE-NIL, " | |
1696 | "the optional component supporting USE-NIL shall not be " | |
1697 | "a character-encodable type."); | |
1698 | break; | |
1699 | } // switch | |
1700 | } // if USE-NIL | |
1701 | } | |
1702 | ||
1703 | void Type::chk_xer_use_order(int num_attributes) | |
1704 | { | |
1705 | Type * const last = get_type_refd_last(); | |
1706 | ||
1707 | enum complaint_type { ALL_GOOD, NOT_SEQUENCE, NOT_ENOUGH_MEMBERS, | |
1708 | FIRST_NOT_RECORD_OF, FIRST_NOT_RECORD_OF_ENUM, FIRST_OPTIONAL, | |
1709 | LAST_NOT_RECORD, BAD_ENUM, ENUM_GAP, NOTHING_TO_ORDER }; | |
1710 | complaint_type complaint = ALL_GOOD; | |
1711 | Type *the_enum = 0; // Well, it's supposed to be an enum. | |
1712 | switch (last->typetype) { | |
1713 | case T_SEQ_A: case T_SEQ_T: { // record/SEQUENCE acceptable | |
1714 | size_t useorder_index = xerattrib->embedValues_; | |
1715 | // The first (or second, if the first is taken by EMBED_VALUES) | |
1716 | // member must be a record of enumerated | |
1717 | if (useorder_index >= last->get_nof_comps()) { | |
1718 | complaint = NOT_ENOUGH_MEMBERS; | |
1719 | break; | |
1720 | } | |
1721 | CompField *uo_field = last->get_comp_byIndex(useorder_index); | |
1722 | Type *uot = uo_field->get_type(); | |
1723 | if (uot->get_type_refd_last()->typetype == T_SEQOF) { | |
1724 | the_enum = uot->get_ofType()->get_type_refd_last(); | |
1725 | switch (the_enum->typetype) { | |
1726 | case T_ENUM_A: case T_ENUM_T: // acceptable | |
1727 | if (uo_field->get_is_optional() || uo_field->get_defval() != 0) { | |
1728 | complaint = FIRST_OPTIONAL; | |
1729 | } | |
1730 | break; | |
1731 | default: | |
1732 | complaint = FIRST_NOT_RECORD_OF_ENUM; | |
1733 | goto complain2; | |
1734 | } // switch enum type | |
1735 | size_t ncomps = last->get_nof_comps(); | |
1736 | // the components of this sequence will have to match the enum | |
1737 | Type *sequence_type = 0; | |
1738 | size_t expected_enum_items, first_non_attr; | |
1739 | ||
1740 | if (xerattrib->useNil_) { // useNil in addition to useOrder | |
1741 | // This is an additional complication because USE-ORDER | |
1742 | // will affect the optional component, rather than the type itself | |
1743 | CompField *cf = get_comp_byIndex(ncomps-1); | |
1744 | sequence_type = cf->get_type()->get_type_refd_last(); | |
1745 | if (sequence_type->typetype == T_SEQ_T | |
1746 | ||sequence_type->typetype == T_SEQ_A) { | |
1747 | ||
1748 | // No need to check that it has at least one component (35.2.1) | |
1749 | // it can't match up with the enum which always has one | |
1750 | ncomps = sequence_type->get_nof_comps(); | |
1751 | expected_enum_items = ncomps; | |
1752 | first_non_attr = 0; | |
1753 | } | |
1754 | else { // Whoops, not a sequence type! | |
1755 | complaint = LAST_NOT_RECORD; | |
1756 | break; // the switch(typetype) | |
1757 | } | |
1758 | } | |
1759 | else { | |
1760 | sequence_type = last; | |
1761 | first_non_attr = useorder_index+1+num_attributes; | |
1762 | expected_enum_items = ncomps - first_non_attr; | |
1763 | } // if (use-nil) | |
1764 | ||
1765 | size_t enum_index = 0; | |
1766 | if (expected_enum_items == 0) | |
1767 | complaint = NOTHING_TO_ORDER; | |
1768 | else if (the_enum->u.enums.eis->get_nof_eis() != expected_enum_items) | |
1769 | complaint = BAD_ENUM; | |
1770 | else for (size_t i = first_non_attr; i < ncomps; ++i) { | |
1771 | CompField *cf = sequence_type->get_comp_byIndex(i); | |
1772 | Type *cft = cf->get_type(); | |
1773 | if (cft->xerattrib && cft->xerattrib->attribute_) continue; | |
1774 | // Found a non-attribute component. Its name must match an enumval | |
1775 | const Identifier& field_name = cf->get_name(); | |
1776 | // don't use get_eis_index_byName(); fatal error if not found :( | |
1777 | const EnumItem *ei = the_enum->get_ei_byIndex(enum_index); | |
1778 | const Identifier& enum_name = ei->get_name(); | |
1779 | if (field_name != enum_name) {// X.693amd1 35.2.2.1 and 35.2.2.2 | |
1780 | complaint = BAD_ENUM; | |
1781 | break; | |
1782 | } | |
1783 | Value *v = ei->get_value(); | |
1784 | const int_val_t *ival = v->get_val_Int(); | |
1785 | const Int enumval = ival->get_val(); | |
1786 | if ((size_t)enumval != enum_index) { | |
1787 | complaint = ENUM_GAP; // 35.2.2.3 | |
1788 | break; | |
1789 | } | |
1790 | ++enum_index; | |
1791 | } // next enum component | |
1792 | } | |
1793 | else { | |
1794 | complaint = FIRST_NOT_RECORD_OF; | |
1795 | complain2:; | |
1796 | } | |
1797 | break; } | |
1798 | default: | |
1799 | complaint = NOT_SEQUENCE; | |
1800 | break; | |
1801 | } // switch typetype | |
1802 | ||
1803 | if (complaint == ALL_GOOD) use_order_possible = true; | |
1804 | else if (xerattrib->useOrder_) { | |
1805 | switch (complaint) { | |
1806 | case ALL_GOOD: // Not possible; present in the switch so GCC checks | |
1807 | // that all enum values are handled (make sure there's no default). | |
1808 | break; | |
1809 | case NOT_SEQUENCE: | |
1810 | error("USE-ORDER can only be assigned to a SEQUENCE/record type."); | |
1811 | break; | |
1812 | case NOT_ENOUGH_MEMBERS: | |
1813 | case FIRST_NOT_RECORD_OF: | |
1814 | case FIRST_NOT_RECORD_OF_ENUM: | |
1815 | error("The type with USE-ORDER should have a component " | |
1816 | "which is a record-of enumerated"); | |
1817 | break; | |
1818 | case FIRST_OPTIONAL: | |
1819 | error("The record-of for USE-ORDER shall not be marked" | |
1820 | " OPTIONAL or DEFAULT"); // X.693amd1 35.2.3 | |
1821 | break; | |
1822 | case NOTHING_TO_ORDER: | |
1823 | error("The type with USE-ORDER should have at least one " | |
1824 | "non-attribute component"); | |
1825 | break; | |
1826 | case LAST_NOT_RECORD: | |
1827 | error("The OPTIONAL component supporting the USE-NIL " | |
1828 | "encoding instruction should be a SEQUENCE/record"); | |
1829 | break; | |
1830 | case BAD_ENUM: | |
1831 | if (!the_enum) FATAL_ERROR("Type::chk_xer_use_order()"); | |
1832 | the_enum->error("Enumeration items should match the" | |
1833 | " non-attribute components of the sequence"); | |
1834 | break; | |
1835 | case ENUM_GAP: | |
1836 | if (!the_enum) FATAL_ERROR("Type::chk_xer_use_order()"); | |
1837 | the_enum->error("Enumeration values must start at 0 and have no gaps"); | |
1838 | break; | |
1839 | } //switch | |
1840 | } // if USE-ORDER | |
1841 | } | |
1842 | ||
1843 | void Type::chk_xer_use_type() | |
1844 | { | |
1845 | Type * const last = get_type_refd_last(); | |
1846 | ||
1847 | const char *ns, *prefix; | |
1848 | my_scope->get_scope_mod()->get_controlns(ns, prefix); | |
1849 | if (!prefix) error("Type has USE-TYPE, but the module has no control namespace set"); | |
1850 | ||
1851 | switch (last->typetype) { | |
1852 | // USE-TYPE applied to anytype ? Just say no. | |
1853 | case T_CHOICE_A: case T_CHOICE_T: { // must be CHOICE; 37.2.1 | |
1854 | if (xerattrib->untagged_ || xerattrib->useUnion_) { // 37.2.5 | |
1855 | error("A type with USE-TYPE encoding instruction shall not also have" | |
1856 | " any of the final encoding instructions UNTAGGED or USE-UNION"); | |
1857 | } | |
1858 | // Now check the alternatives. | |
1859 | // iterating backwards calls get_nof_comps only once | |
1860 | for (int i = last->get_nof_comps() - 1; i >= 0; --i) { | |
1861 | CompField *cf = last->get_comp_byIndex(i); | |
1862 | Type *cft = cf->get_type(); | |
1863 | if (cft->xerattrib && cft->xerattrib->untagged_) { | |
1864 | cf->error("Alternative of a union with USE-TYPE should not have UNTAGGED"); // 37.2.2 | |
1865 | break; | |
1866 | } | |
1867 | switch (cft->typetype) { | |
1868 | case T_CHOICE_A: case T_CHOICE_T: | |
1869 | if (cft->xerattrib && cft->xerattrib->useType_) { | |
1870 | cf->error("Alternative of a CHOICE type with USE-TYPE shall not be" | |
1871 | " a CHOICE type with a USE-TYPE encoding instruction"); // 37.2.3 | |
1872 | } | |
1873 | break; | |
1874 | default: | |
1875 | break; | |
1876 | } | |
1877 | } | |
1878 | break; } | |
1879 | default: | |
1880 | error("USE-TYPE can only applied to a CHOICE/union type"); | |
1881 | break; | |
1882 | } // switch | |
1883 | } | |
1884 | ||
1885 | void Type::chk_xer_use_union() | |
1886 | { | |
1887 | Type * const last = get_type_refd_last(); | |
1888 | switch (last->typetype) { | |
1889 | case T_CHOICE_A: case T_CHOICE_T: { | |
1890 | // Now check the alternatives. | |
1891 | // iterating backwards calls get_nof_comps only once | |
1892 | for (int i = last->get_nof_comps() - 1; i >= 0; --i) { | |
1893 | CompField *cf = last->get_comp_byIndex(i); | |
1894 | Type *cft = cf->get_type(); | |
1895 | if (cft->is_charenc() && !(cft->xerattrib && cft->xerattrib->useType_) && | |
1896 | !(cft->xerattrib && cft->xerattrib->useQName_)) { // currently not supported | |
1897 | if (cft->xerattrib && cft->xerattrib->useUnion_) // it must be a union | |
1898 | cf->error("Alternative of a CHOICE/union with USE-UNION" | |
1899 | " can not itself be a CHOICE/union with USE-UNION"); | |
1900 | } | |
1901 | else cf->error("Alternative of a CHOICE/union with USE-UNION must be character-encodable"); | |
1902 | } | |
1903 | break; } | |
1904 | default: | |
1905 | error("USE-UNION can only applied to a CHOICE/union type"); // 38.2.1 | |
1906 | break; | |
1907 | } | |
1908 | ||
1909 | } | |
1910 | ||
1911 | static const char *xml98 = "http://www.w3.org/XML/1998/namespace"; | |
1912 | ||
1913 | void Type::chk_xer() { // XERSTUFF semantic check | |
1914 | // the type (and everything it contains) is fully checked now | |
1915 | ||
1916 | if (xer_checked) return; | |
1917 | xer_checked = true; | |
1918 | ||
1919 | Type *last = get_type_refd_last(); | |
1920 | ||
1921 | // Check XER attributes if the type belongs to a type definition, | |
1922 | // a field of a record/set/union, or is the embedded type of a record-of. | |
1923 | if (ownertype==OT_TYPE_DEF | |
1924 | ||ownertype==OT_COMP_FIELD | |
1925 | ||ownertype==OT_RECORD_OF) { | |
1926 | XerAttributes *newx = 0; | |
1927 | if (is_ref()) { | |
1928 | // Merge XER attributes from the referenced type. | |
1929 | // This implements X.693amd1 clause 15.1.2 | |
1930 | newx = new XerAttributes; | |
1931 | Type *t1 = get_type_refd(); | |
1932 | // chk_refd() (called by chk() for T_REFD) does not check | |
1933 | // the referenced type; do it now. This makes it fully recursive. | |
1934 | t1->chk(); | |
1935 | ||
1936 | size_t old_text = 0; | |
1937 | if (t1->xerattrib && !t1->xerattrib->empty()) { | |
1938 | old_text = t1->xerattrib->num_text_; | |
1939 | *newx |= *t1->xerattrib; // get the ancestor's attributes, except... | |
1940 | newx->attribute_ = false; // attribute is not inherited | |
1941 | newx->element_ = false; // element is not inherited | |
1942 | ||
1943 | if (ownertype == OT_TYPE_DEF | |
1944 | ||ownertype == OT_COMP_FIELD) { | |
1945 | // Name,Namespace is not inherited, X.693 amd1, 13.6 | |
1946 | // are you sure about the namespace? | |
1947 | XerAttributes::FreeNameChange(newx->name_); | |
1948 | //XerAttributes::FreeNamespace(newx->namespace_); // HR39678 bugfix beta | |
1949 | } | |
1950 | } | |
1951 | // Now merge/override with our own attributes | |
1952 | if (xerattrib && !xerattrib->empty()) { | |
1953 | if (xerattrib->num_text_ > 0 && old_text > 0 | |
1954 | && (last->typetype == T_ENUM_T || last->typetype == T_ENUM_A)) { | |
1955 | // Adding more TEXT attributes does not work right. | |
1956 | error("Adding more TEXT attributes is not supported " | |
1957 | "by the implementation."); | |
1958 | } | |
1959 | *newx |= *xerattrib; | |
1960 | } | |
1961 | ||
1962 | if (newx->empty()) delete newx; | |
1963 | else { // something interesting was found | |
1964 | delete xerattrib; | |
1965 | xerattrib = newx; | |
1966 | ||
1967 | if (xerattrib->attribute_ | |
1968 | && t1->xerattrib && t1->xerattrib->attribute_ | |
1969 | && t1->ownertype == OT_TYPE_DEF | |
1970 | && !(xerattrib->form_ & XerAttributes::LOCALLY_SET) ) { | |
1971 | // The referenced type came from a global XSD attribute. | |
1972 | // This type's form will be qualified, unless it has an explicit | |
1973 | // "form as ..." (which overrides everything). | |
1974 | xerattrib->form_ |= XerAttributes::QUALIFIED; | |
1975 | } | |
1976 | ||
1977 | if (t1->xerattrib && t1->xerattrib->element_ | |
1978 | // The referenced type came from a global XSD element. | |
1979 | && !(xerattrib->form_ & XerAttributes::LOCALLY_SET)) | |
1980 | { // and it doesn't have an explicit "form as ..." | |
1981 | xerattrib->form_ |= XerAttributes::QUALIFIED; | |
1982 | } | |
1983 | } | |
1984 | } // if is_ref | |
1985 | } // if ownertype | |
1986 | ||
1987 | if (!xerattrib) return; | |
1988 | ||
1989 | //const char *fn = get_fullname().c_str(); | |
1990 | //printf("chk_xer(%s)\n", fn); | |
1991 | ||
1992 | // In general, "last" should be used instead of "this" in the checks below | |
1993 | // when accessing information about the type's characteristics, except | |
1994 | // this->xerattrib MUST be used (and not last->xerattrib!). | |
1995 | ||
1996 | switch (ownertype) { | |
1997 | case OT_COMP_FIELD: | |
1998 | case OT_TYPE_DEF: | |
1999 | case OT_RECORD_OF: | |
2000 | // acceptable | |
2001 | break; | |
2002 | ||
2003 | default: | |
2004 | FATAL_ERROR("Unexpected ownertype %d", ownertype); | |
2005 | } | |
2006 | ||
2007 | int num_attributes = 0; | |
2008 | switch (last->typetype) { | |
2009 | case T_SEQ_A: case T_SEQ_T: | |
2010 | case T_SET_A: case T_SET_T: { | |
2011 | // Count attributes (ANY-ATTRIBUTES counts as one) | |
2012 | const size_t num_cf = last->get_nof_comps(); | |
2013 | int specials = xerattrib->embedValues_ + xerattrib->useOrder_; | |
2014 | int num_any_attributes = 0; | |
2015 | for (int x = num_cf - 1; x >= specials; --x) { | |
2016 | CompField *cf = last->get_comp_byIndex(x); | |
2017 | Type *cft = cf->get_type() /* NOT get_type_refd_last() */; | |
2018 | if (cft->xerattrib | |
2019 | && (cft->xerattrib->attribute_ || has_aa(cft->xerattrib))) | |
2020 | { | |
2021 | if (cft->xerattrib->attribute_) ++num_attributes; | |
2022 | else if (++num_any_attributes > 1) { | |
2023 | cf->error("There can be at most one field with ANY-ATTRIBUTES"); | |
2024 | } | |
2025 | } | |
2026 | else if (num_attributes + num_any_attributes > 0) { | |
2027 | // Found a non-attribute when there was an attribute after it | |
2028 | cf->error("Non-attribute field before attribute not supported"); | |
2029 | } | |
2030 | } // next | |
2031 | ||
2032 | num_attributes += num_any_attributes; | |
2033 | break; } | |
2034 | ||
2035 | default: | |
2036 | break; | |
2037 | } | |
2038 | ||
2039 | /* * * Check restrictions set out in X.693 amd1, clauses 18-39 * * */ | |
2040 | ||
2041 | if (has_aa(xerattrib)) { | |
2042 | chk_xer_any_attributes(); | |
2043 | } // if ANY-ATTRIBUTES | |
2044 | ||
2045 | if (has_ae(xerattrib)) { | |
2046 | chk_xer_any_element(); | |
2047 | } // if ANY-ELEMENT | |
2048 | ||
2049 | if (xerattrib->attribute_) { | |
2050 | chk_xer_attribute(); | |
2051 | // It's an attribute, check for the attributeFormQualified bit | |
2052 | // and transform it into unconditionally qualified. | |
2053 | if (!(xerattrib->form_ & XerAttributes::LOCALLY_SET) | |
2054 | && (xerattrib->form_ & XerAttributes::ATTRIBUTE_DEFAULT_QUALIFIED)) { | |
2055 | xerattrib->form_ |= XerAttributes::QUALIFIED; | |
2056 | } | |
2057 | } | |
2058 | else { | |
2059 | // Element, check the elementFormQualified bit. | |
2060 | if (!(xerattrib->form_ & XerAttributes::LOCALLY_SET) | |
2061 | && (xerattrib->form_ & XerAttributes::ELEMENT_DEFAULT_QUALIFIED)) { | |
2062 | xerattrib->form_ |= XerAttributes::QUALIFIED; | |
2063 | } | |
2064 | } // if ATTRIBUTE | |
2065 | ||
2066 | if (xerattrib->base64_) { | |
2067 | switch (last->typetype) { | |
2068 | case T_OSTR: // OCTET STRING | |
2069 | case T_HSTR: // hexstring | |
2070 | case T_OPENTYPE: | |
2071 | case T_BMPSTRING: | |
2072 | case T_GENERALSTRING: | |
2073 | case T_GRAPHICSTRING: | |
2074 | case T_IA5STRING: | |
2075 | // ISO646String ? | |
2076 | case T_NUMERICSTRING: | |
2077 | case T_PRINTABLESTRING: | |
2078 | case T_TELETEXSTRING: | |
2079 | // T61 | |
2080 | case T_UNIVERSALSTRING: | |
2081 | case T_UTF8STRING: | |
2082 | case T_VIDEOTEXSTRING: | |
2083 | case T_VISIBLESTRING: | |
2084 | // TTCN types | |
2085 | case T_CSTR: | |
2086 | case T_USTR: | |
2087 | break; // acceptable | |
2088 | default: | |
2089 | error("BASE64 can only be applied to OCTET STRING, open type or " | |
2090 | "restricted character string type"); | |
2091 | break; | |
2092 | } // switch | |
2093 | ||
2094 | if (has_ae(xerattrib) || xerattrib->whitespace_ != XerAttributes::PRESERVE) { | |
2095 | error("A type with BASE64 shall not have any of the final " | |
2096 | "encoding instructions ANY-ELEMENT or WHITESPACE"); | |
2097 | } | |
2098 | } // if BASE64 | |
2099 | ||
2100 | if (xerattrib->decimal_) { | |
2101 | if (last->typetype != T_REAL) { | |
2102 | error("DECIMAL shall only be assigned to a real type"); | |
2103 | } | |
2104 | } // if DECIMAL | |
2105 | ||
2106 | if (xerattrib->defaultForEmpty_ != 0) { | |
2107 | chk_xer_dfe(); | |
2108 | } // if defaultForEmpty | |
2109 | ||
2110 | chk_xer_embed_values(num_attributes); // always | |
2111 | ||
2112 | if (xerattrib->list_) { | |
2113 | switch (last->typetype) { | |
2114 | case T_SEQOF: case T_SETOF: | |
2115 | break; // acceptable | |
2116 | default: | |
2117 | error("LIST can only be assigned to SEQUENCE-OF or SET-OF");// 27.2.1 | |
2118 | break; | |
2119 | } | |
2120 | ||
2121 | if (has_aa(xerattrib)) { | |
2122 | error("A type with LIST shall not have ANY-ATTRIBUTES");// 27.2.3 | |
2123 | } | |
2124 | } // if LIST | |
2125 | ||
2126 | // NAME is handled later when generate_code_xerdescriptor call change_name | |
2127 | ||
2128 | if ((unsigned long)xerattrib->namespace_.keyword | |
2129 | > (unsigned long)NamespaceSpecification::LOWERCASED) { | |
2130 | // Now both are proper non-NULL strings | |
2131 | if (*xerattrib->namespace_.prefix != 0) { // there is a prefix, check it | |
2132 | char first[4] = {0,0,0,0}; | |
2133 | strncpy(first, xerattrib->namespace_.prefix, 3); | |
2134 | first[0] = toupper(first[0]); | |
2135 | first[1] = toupper(first[1]); | |
2136 | first[2] = toupper(first[2]); | |
2137 | if (!memcmp(first, "XML", 3) // It _is_ "xml" | |
2138 | // but the W3C XML namespace gets an exemption | |
2139 | && strcmp(xerattrib->namespace_.uri, xml98)) error( | |
2140 | "Prefix shall not commence with characters that" | |
2141 | " when uppercased are 'XML'"); | |
2142 | // X.693 (11/2008), clause 29.1.7 | |
2143 | } | |
2144 | ||
2145 | Common::Module::add_namespace( | |
2146 | xerattrib->namespace_.uri, xerattrib->namespace_.prefix); | |
2147 | } | |
2148 | else xerattrib->namespace_.uri = NULL; // really no namespace | |
2149 | ||
2150 | // PI-OR-COMMENT not supported | |
2151 | ||
2152 | if (xerattrib->num_text_ > 0) { | |
2153 | chk_xer_text(); | |
2154 | } | |
2155 | ||
2156 | if (xerattrib->untagged_) { | |
2157 | chk_xer_untagged(); | |
2158 | } // if UNTAGGED | |
2159 | ||
2160 | chk_xer_use_nil(); // always | |
2161 | ||
2162 | if (xerattrib->useNumber_) { | |
2163 | switch (last->typetype) { | |
2164 | case T_ENUM_A: | |
2165 | error("No XER yet for ASN.1 enumerations"); | |
2166 | // no break | |
2167 | case T_ENUM_T: | |
2168 | break; // acceptable | |
2169 | default: | |
2170 | warning("USE-NUMBER ignored unless assigned to an enumerated type"); | |
2171 | xerattrib->useNumber_ = false; | |
2172 | break; | |
2173 | } | |
2174 | ||
2175 | if (xerattrib->num_text_) { | |
2176 | error("A type with USE-NUMBER shall not have TEXT"); | |
2177 | } | |
2178 | } // if USE-NUMBER | |
2179 | ||
2180 | chk_xer_use_order(num_attributes); //always | |
2181 | ||
2182 | if (xerattrib->useQName_) { | |
2183 | switch (last->typetype) { | |
2184 | case T_SEQ_A: case T_SEQ_T: { | |
2185 | if (last->get_nof_comps() != 2) goto complain; | |
2186 | const CompField * cf = last->get_comp_byIndex(0); | |
2187 | const Type * cft = cf->get_type()->get_type_refd_last(); | |
2188 | if (cft->typetype != T_USTR && cft->typetype != T_UTF8STRING) | |
2189 | cft->error ("Both components must be UTF8String or universal charstring"); | |
2190 | if (!cf->get_is_optional()) cft->error( | |
2191 | "The first component of a type with USE-QNAME must be optional"); | |
2192 | ||
2193 | cf = last->get_comp_byIndex(1); | |
2194 | cft = cf->get_type()->get_type_refd_last(); | |
2195 | if (cft->typetype != T_USTR && cft->typetype != T_UTF8STRING) | |
2196 | cft->error ("Both components must be UTF8String or universal charstring"); | |
2197 | if (cf->get_is_optional()) cft->error( | |
2198 | "The second component of a type with USE-QNAME must NOT be optional"); | |
2199 | break; } | |
2200 | ||
2201 | default: | |
2202 | complain: | |
2203 | error("A type with USE-QNAME must be a sequence type with exactly two components."); | |
2204 | break; | |
2205 | } | |
2206 | if (xerattrib->useNil_) error("A type with USE-QNAME shall not have USE-NIL"); // 36.2.4 | |
2207 | } | |
2208 | ||
2209 | if (xerattrib->useType_) { | |
2210 | chk_xer_use_type(); | |
2211 | } // if USE-TYPE | |
2212 | ||
2213 | if (xerattrib->useUnion_) { | |
2214 | chk_xer_use_union(); | |
2215 | } | |
2216 | ||
2217 | if (is_secho()) { | |
2218 | CompFieldMap& cfm = *u.secho.cfm; | |
2219 | const size_t ncomps = cfm.get_nof_comps(); | |
2220 | CompField *the_one = 0; // ...and only untagged character-encodable field | |
2221 | map<int, CompField> empties; // potentially empties | |
2222 | ||
2223 | for (size_t i=0; i < ncomps; ++i) { | |
2224 | CompField * cf = cfm.get_comp_byIndex(i); | |
2225 | Type *cft = cf->get_type(); | |
2226 | ||
2227 | if (cft->xerattrib && cft->xerattrib->untagged_) { | |
2228 | /* This check could be in chk_xer_untagged(), but then we couldn't | |
2229 | * access the CompField in the parent type. */ | |
2230 | if (cft->is_charenc() == Yes) { | |
2231 | if (the_one) { // already has one | |
2232 | cf->error("More than one UNTAGGED character-encodable field"); | |
2233 | // break? to report only once | |
2234 | } | |
2235 | else { | |
2236 | the_one = cf; // this is used for further checks below | |
2237 | u.secho.has_single_charenc = true; // used while generating code | |
2238 | switch (typetype) { | |
2239 | case T_SEQ_A: case T_SEQ_T: | |
2240 | if (xerattrib->untagged_) { | |
2241 | error("Enclosing type of an UNTAGGED character-encodable type " | |
2242 | "must not be UNTAGGED"); | |
2243 | } | |
2244 | break; // the small switch | |
2245 | default: | |
2246 | error("Enclosing type of an UNTAGGED character-encodable type " | |
2247 | "is not record."); | |
2248 | break; | |
2249 | } // switch | |
2250 | } // if (the_one) | |
2251 | } | |
2252 | else { // untagged, not charenc | |
2253 | switch (cft->get_type_refd_last()->typetype) { | |
2254 | case T_SEQ_A: case T_SEQ_T: | |
2255 | case T_SET_A: case T_SET_T: | |
2256 | case T_CHOICE_A: case T_CHOICE_T: | |
2257 | case T_SEQOF: | |
2258 | case T_SETOF: | |
2259 | //case T_OSTR: with a contained type | |
2260 | //case T_BSTR_A: with a contained type | |
2261 | //case T_OPENTYPE: | |
2262 | break; //ok | |
2263 | ||
2264 | default: // 32.2.3 "If the type is not character-encodable..." | |
2265 | cft->error("UNTAGGED type should be sequence, set, choice, sequence-of, or set-of type"); | |
2266 | break; | |
2267 | } | |
2268 | } // if(is_charenc) | |
2269 | } // if untagged | |
2270 | ||
2271 | if (cft->has_empty_xml()) { | |
2272 | empties.add(i, cf); | |
2273 | } | |
2274 | } // next component | |
2275 | ||
2276 | if (the_one) { | |
2277 | if (the_one->get_is_optional() || the_one->has_default()) { | |
2278 | the_one->error("UNTAGGED field should not be marked OPTIONAL or DEFAULT"); | |
2279 | } | |
2280 | // Check the other compfields. They must all be (ANY)?ATTRIBUTE | |
2281 | for (size_t i=0; i < ncomps; ++i) { | |
2282 | CompField *cf = cfm.get_comp_byIndex(i); | |
2283 | if (cf == the_one) continue; | |
2284 | ||
2285 | Type *cft = cf->get_type(); | |
2286 | if ( !cft->xerattrib // cannot be attribute, error | |
2287 | || (!cft->xerattrib->attribute_ && !has_aa(cft->xerattrib))) { | |
2288 | the_one->note("Due to this UNTAGGED component"); | |
2289 | cf->error("All the other components should be ATTRIBUTE or ANY-ATTRIBUTE"); | |
2290 | // X.693 (2008) 32.2.2 | |
2291 | break; | |
2292 | } | |
2293 | } // next i | |
2294 | } // if the_one | |
2295 | ||
2296 | if (empties.size() > 1 | |
2297 | && (typetype==T_CHOICE_A || typetype==T_CHOICE_T)) { | |
2298 | warning("More than one field can have empty XML. Decoding of empty" | |
2299 | " XML is ambiguous, %s chosen arbitrarily.", | |
2300 | empties.get_nth_elem(empties.size()-1)->get_name().get_name().c_str()); | |
2301 | } | |
2302 | empties.clear(); | |
2303 | } // if secho | |
2304 | ||
2305 | } | |
2306 | ||
2307 | ||
2308 | void Type::chk_Int_A() | |
2309 | { | |
2310 | if(checked) return; | |
2311 | checked=true; | |
2312 | if(!u.namednums.block) return; | |
2313 | parse_block_Int(); | |
2314 | if(typetype==T_ERROR) return; | |
2315 | /* check named numbers */ | |
2316 | if(!u.namednums.nvs) return; | |
2317 | map<Int, NamedValue> value_map; | |
2318 | Error_Context cntxt(this, "In named numbers"); | |
2319 | u.namednums.nvs->chk_dupl_id(); | |
2320 | for (size_t i = 0; i < u.namednums.nvs->get_nof_nvs(); i++) { | |
2321 | NamedValue *nv = u.namednums.nvs->get_nv_byIndex(i); | |
2322 | Value *value = nv->get_value(); | |
2323 | Value *v = value->get_value_refd_last(); | |
2324 | switch (v->get_valuetype()) { | |
2325 | case Value::V_INT: { | |
2326 | const int_val_t *int_val_int = v->get_val_Int(); | |
2327 | if (*int_val_int > INT_MAX) { | |
2328 | value->error("Integer value `%s' is too big to be used as a named " | |
2329 | "number", (int_val_int->t_str()).c_str()); | |
2330 | } else { | |
2331 | Int int_val = int_val_int->get_val(); | |
2332 | if (value_map.has_key(int_val)) { | |
2333 | value->error("Duplicate number %s for name `%s'", | |
2334 | Int2string(int_val).c_str(), | |
2335 | nv->get_name().get_dispname().c_str()); | |
2336 | NamedValue *nv2 = value_map[int_val]; | |
2337 | nv2->note("Number %s is already assigned to name `%s'", | |
2338 | Int2string(int_val).c_str(), | |
2339 | nv2->get_name().get_dispname().c_str()); | |
2340 | } else { | |
2341 | value_map.add(int_val, nv); | |
2342 | } | |
2343 | } | |
2344 | break; } | |
2345 | case Value::V_ERROR: | |
2346 | break; | |
2347 | default: | |
2348 | nv->error("INTEGER value was expected for named number `%s'", | |
2349 | nv->get_name().get_dispname().c_str()); | |
2350 | break; | |
2351 | } | |
2352 | } | |
2353 | value_map.clear(); | |
2354 | } | |
2355 | ||
2356 | void Type::chk_Enum_A() | |
2357 | { | |
2358 | if(checked) return; | |
2359 | if(!u.enums.block) return; | |
2360 | parse_block_Enum(); | |
2361 | if(typetype==T_ERROR) return; | |
2362 | /* checking enumerations */ | |
2363 | map<Int, EnumItem> value_map; | |
2364 | /* checking values before the ellipsis */ | |
2365 | for (size_t i = 0; i < u.enums.eis1->get_nof_eis(); i++) | |
2366 | chk_Enum_item(u.enums.eis1->get_ei_byIndex(i), false, value_map); | |
2367 | /* assigning default values */ | |
2368 | Int& first_unused = u.enums.first_unused; | |
2369 | for (first_unused = 0; value_map.has_key(first_unused); first_unused++) ; | |
2370 | for (size_t i = 0; i < u.enums.eis1->get_nof_eis(); i++) { | |
2371 | EnumItem *ei = u.enums.eis1->get_ei_byIndex(i); | |
2372 | if (!ei->get_value()) { | |
2373 | ei->set_value(new Value(Value::V_INT, first_unused)); | |
2374 | value_map.add(first_unused, ei); | |
2375 | while (value_map.has_key(++first_unused)) ; | |
2376 | } | |
2377 | } | |
2378 | /* checking values after the ellipsis */ | |
2379 | if(u.enums.eis2) { | |
2380 | for(size_t i=0; i < u.enums.eis2->get_nof_eis(); i++) | |
2381 | chk_Enum_item(u.enums.eis2->get_ei_byIndex(i), true, value_map); | |
2382 | } | |
2383 | /* determining the first two unused non-negative integer values | |
2384 | * for code generation */ | |
2385 | for (first_unused = 0; value_map.has_key(first_unused); first_unused++) ; | |
2386 | Int& second_unused = u.enums.second_unused; | |
2387 | for (second_unused = first_unused + 1; value_map.has_key(second_unused); | |
2388 | second_unused++) ; | |
2389 | value_map.clear(); | |
2390 | u.enums.eis1->release_eis(); | |
2391 | delete u.enums.eis1; | |
2392 | u.enums.eis1 = 0; | |
2393 | if(u.enums.eis2) { | |
2394 | u.enums.eis2->release_eis(); | |
2395 | delete u.enums.eis2; | |
2396 | u.enums.eis2 = 0; | |
2397 | } | |
2398 | } | |
2399 | ||
2400 | void Type::chk_Enum_item(EnumItem *ei, bool after_ellipsis, | |
2401 | map<Int, EnumItem>& value_map) | |
2402 | { | |
2403 | const Identifier& name = ei->get_name(); | |
2404 | const char *dispname_str = name.get_dispname().c_str(); | |
2405 | if (u.enums.eis->has_ei_withName(name)) { | |
2406 | ei->error("Duplicate ENUMERATED identifier: `%s'", dispname_str); | |
2407 | u.enums.eis->get_ei_byName(name)->note("Previous definition of `%s' " | |
2408 | "is here", dispname_str); | |
2409 | } else if (!name.get_has_valid(Identifier::ID_TTCN)) { | |
2410 | ei->warning("The identifier `%s' is not reachable from TTCN-3", | |
2411 | dispname_str); | |
2412 | } | |
2413 | u.enums.eis->add_ei(ei); | |
2414 | Int& first_unused=u.enums.first_unused; | |
2415 | Value *value = ei->get_value(); | |
2416 | if (value) { | |
2417 | Value *v; | |
2418 | { | |
2419 | Error_Context cntxt(ei, "In enumeration `%s'", dispname_str); | |
2420 | v = value->get_value_refd_last(); | |
2421 | } | |
2422 | switch (v->get_valuetype()) { | |
2423 | case Value::V_INT: | |
2424 | break; | |
2425 | case Value::V_ERROR: | |
2426 | return; | |
2427 | default: | |
2428 | value->error("INTEGER value was expected for enumeration `%s'", | |
2429 | dispname_str); | |
2430 | return; | |
2431 | } | |
2432 | Int enum_value = v->get_val_Int()->get_val(); | |
2433 | if (static_cast<Int>(static_cast<int>(enum_value)) != enum_value) { | |
2434 | value->error("The numeric value of enumeration `%s' (%s) is too " | |
2435 | "large for being represented in memory", dispname_str, | |
2436 | Int2string(enum_value).c_str()); | |
2437 | } | |
2438 | if (after_ellipsis) { | |
2439 | if (enum_value >= first_unused) { | |
2440 | value_map.add(enum_value, ei); | |
2441 | for (first_unused = enum_value + 1; value_map.has_key(first_unused); | |
2442 | first_unused++) ; | |
2443 | } else { | |
2444 | value->error("ENUMERATED values shall be monotonically growing after " | |
2445 | "the ellipsis: the value of `%s' must be at least %s instead of %s", | |
2446 | dispname_str, Int2string(first_unused).c_str(), | |
2447 | Int2string(enum_value).c_str()); | |
2448 | } | |
2449 | } else { | |
2450 | if (value_map.has_key(enum_value)) { | |
2451 | value->error("Duplicate numeric value %s for enumeration `%s'", | |
2452 | Int2string(enum_value).c_str(), dispname_str); | |
2453 | EnumItem *ei2 = value_map[enum_value]; | |
2454 | ei2->note("Value %s is already assigned to `%s'", | |
2455 | Int2string(enum_value).c_str(), | |
2456 | ei2->get_name().get_dispname().c_str()); | |
2457 | } else value_map.add(enum_value, ei); | |
2458 | } | |
2459 | } else { // the item has no value | |
2460 | if (after_ellipsis) { | |
2461 | ei->set_value(new Value(Value::V_INT, first_unused)); | |
2462 | value_map.add(first_unused, ei); | |
2463 | while (value_map.has_key(++first_unused)) ; | |
2464 | } | |
2465 | } | |
2466 | } | |
2467 | ||
2468 | void Type::chk_Enum_T() | |
2469 | { | |
2470 | if(checked) return; | |
2471 | map<Int, EnumItem> value_map; | |
2472 | map<string, EnumItem> name_map; | |
2473 | bool error_flag = false; | |
2474 | /* checking the uniqueness of identifiers and values */ | |
2475 | size_t nof_eis = u.enums.eis->get_nof_eis(); | |
2476 | for(size_t i = 0; i < nof_eis; i++) { | |
2477 | EnumItem *ei = u.enums.eis->get_ei_byIndex(i); | |
2478 | const Identifier& id = ei->get_name(); | |
2479 | const string& name = id.get_name(); | |
2480 | if (name_map.has_key(name)) { | |
2481 | const char *dispname_str = id.get_dispname().c_str(); | |
2482 | ei->error("Duplicate enumeration identifier `%s'", dispname_str); | |
2483 | name_map[name]->note("Previous definition of `%s' is here", | |
2484 | dispname_str); | |
2485 | error_flag = true; | |
2486 | } else { | |
2487 | name_map.add(name, ei); | |
2488 | } | |
2489 | Value *value = ei->get_value(); | |
2490 | if (value) { | |
2491 | /* Handle the error node created by the parser. */ | |
2492 | if (value->get_valuetype() == Value::V_ERROR) { | |
2493 | value->error("INTEGER value was expected for enumeration `%s'", | |
2494 | id.get_dispname().c_str()); | |
2495 | error_flag = true; | |
2496 | } else { | |
2497 | const int_val_t *enum_value_int = value->get_val_Int(); | |
2498 | // It used to be the same check. | |
2499 | if (*enum_value_int > INT_MAX || | |
2500 | static_cast<Int>(static_cast<int>(enum_value_int->get_val())) | |
2501 | != enum_value_int->get_val()) { | |
2502 | value->error("The numeric value of enumeration `%s' (%s) is " | |
2503 | "too large for being represented in memory", | |
2504 | id.get_dispname().c_str(), (enum_value_int->t_str()).c_str()); | |
2505 | error_flag = true; | |
2506 | } else { | |
2507 | Int enum_value = enum_value_int->get_val(); | |
2508 | if (value_map.has_key(enum_value)) { | |
2509 | const char *dispname_str = id.get_dispname().c_str(); | |
2510 | value->error("Duplicate numeric value %s for enumeration `%s'", | |
2511 | Int2string(enum_value).c_str(), dispname_str); | |
2512 | EnumItem *ei2 = value_map[enum_value]; | |
2513 | ei2->note("Value %s is already assigned to `%s'", | |
2514 | Int2string(enum_value).c_str(), | |
2515 | ei2->get_name().get_dispname().c_str()); | |
2516 | error_flag = true; | |
2517 | } else { | |
2518 | value_map.add(enum_value, ei); | |
2519 | } | |
2520 | } | |
2521 | } | |
2522 | } | |
2523 | } | |
2524 | if (!error_flag) { | |
2525 | /* assigning default values */ | |
2526 | Int& first_unused=u.enums.first_unused; | |
2527 | for(first_unused=0; value_map.has_key(first_unused); first_unused++) ; | |
2528 | for(size_t i = 0; i < nof_eis; i++) { | |
2529 | EnumItem *ei = u.enums.eis->get_ei_byIndex(i); | |
2530 | if(!ei->get_value()) { | |
2531 | ei->set_value(new Value(Value::V_INT, first_unused)); | |
2532 | value_map.add(first_unused, ei); | |
2533 | while (value_map.has_key(++first_unused)) ; | |
2534 | } | |
2535 | } | |
2536 | Int& second_unused = u.enums.second_unused; | |
2537 | for (second_unused = first_unused + 1; value_map.has_key(second_unused); | |
2538 | second_unused++) ; | |
2539 | } | |
2540 | value_map.clear(); | |
2541 | name_map.clear(); | |
2542 | } | |
2543 | ||
2544 | void Type::chk_BStr_A() | |
2545 | { | |
2546 | if(!u.namednums.block) return; | |
2547 | parse_block_BStr(); | |
2548 | if(typetype==T_ERROR) return; | |
2549 | if(u.namednums.nvs) { | |
2550 | /* check named bits */ | |
2551 | map<Int, NamedValue> value_map; | |
2552 | { | |
2553 | Error_Context cntxt(this, "In named bits"); | |
2554 | u.namednums.nvs->chk_dupl_id(); | |
2555 | } | |
2556 | for(size_t i = 0; i < u.namednums.nvs->get_nof_nvs(); i++) { | |
2557 | NamedValue *nv = u.namednums.nvs->get_nv_byIndex(i); | |
2558 | const char *dispname_str = nv->get_name().get_dispname().c_str(); | |
2559 | Value *value = nv->get_value(); | |
2560 | Value *v; | |
2561 | { | |
2562 | Error_Context cntxt(this, "In named bit `%s'", dispname_str); | |
2563 | v = value->get_value_refd_last(); | |
2564 | } | |
2565 | switch (v->get_valuetype()) { | |
2566 | case Value::V_INT: | |
2567 | break; | |
2568 | case Value::V_ERROR: | |
2569 | continue; | |
2570 | default: | |
2571 | v->error("INTEGER value was expected for named bit `%s'", | |
2572 | dispname_str); | |
2573 | continue; | |
2574 | } | |
2575 | const int_val_t *int_val_int = v->get_val_Int(); | |
2576 | if (*int_val_int > INT_MAX) { | |
2577 | value->error("An INTEGER value less than `%d' was expected for " | |
2578 | "named bit `%s' instead of %s", INT_MAX, dispname_str, | |
2579 | (int_val_int->t_str()).c_str()); | |
2580 | continue; | |
2581 | } | |
2582 | Int int_val = int_val_int->get_val(); | |
2583 | if(int_val < 0) { | |
2584 | value->error("A non-negative INTEGER value was expected for named " | |
2585 | "bit `%s' instead of %s", dispname_str, | |
2586 | Int2string(int_val).c_str()); | |
2587 | continue; | |
2588 | } | |
2589 | if (value_map.has_key(int_val)) { | |
2590 | value->error("Duplicate value %s for named bit `%s'", | |
2591 | Int2string(int_val).c_str(), dispname_str); | |
2592 | NamedValue *nv2 = value_map[int_val]; | |
2593 | nv2->note("Bit %s is already assigned to name `%s'", | |
2594 | Int2string(int_val).c_str(), | |
2595 | nv2->get_name().get_dispname().c_str()); | |
2596 | } else value_map.add(int_val, nv); | |
2597 | } | |
2598 | value_map.clear(); | |
2599 | } | |
2600 | } | |
2601 | ||
2602 | void Type::chk_SeCho_T() | |
2603 | { | |
2604 | u.secho.cfm->set_my_type(this); | |
2605 | checked = true; | |
2606 | u.secho.cfm->chk(); | |
2607 | u.secho.component_internal = false; | |
2608 | size_t nof_comps = u.secho.cfm->get_nof_comps(); | |
2609 | for (size_t i=0; i<nof_comps; i++) { | |
2610 | Type* cft = u.secho.cfm->get_comp_byIndex(i)->get_type(); | |
2611 | if (cft && cft->is_component_internal()) { | |
2612 | u.secho.component_internal = true; | |
2613 | break; | |
2614 | } | |
2615 | } | |
2616 | } | |
2617 | ||
2618 | void Type::chk_Choice_A() | |
2619 | { | |
2620 | if(u.secho.block) parse_block_Choice(); | |
2621 | if(typetype==T_ERROR) return; | |
2622 | checked=true; | |
2623 | if(u.secho.ctss->needs_auto_tags()) | |
2624 | u.secho.ctss->add_auto_tags(); | |
2625 | u.secho.ctss->chk(); | |
2626 | if (u.secho.ctss->get_nof_comps() <= 0) | |
2627 | FATAL_ERROR("CHOICE type must have at least one alternative"); | |
2628 | u.secho.ctss->chk_tags(); | |
2629 | } | |
2630 | ||
2631 | void Type::chk_Se_A() | |
2632 | { | |
2633 | if(u.secho.block) parse_block_Se(); | |
2634 | if(typetype==T_ERROR) return; | |
2635 | checked=true; | |
2636 | tr_compsof(); | |
2637 | u.secho.ctss->chk(); | |
2638 | u.secho.ctss->chk_tags(); | |
2639 | } | |
2640 | ||
2641 | void Type::chk_SeOf() | |
2642 | { | |
2643 | u.seof.ofType->set_genname(get_genname_own(), string('0')); | |
2644 | u.seof.ofType->set_parent_type(this); | |
2645 | checked=true; | |
2646 | const char *type_name; | |
2647 | bool asn1 = is_asn1(); | |
2648 | switch (typetype) { | |
2649 | case T_SEQOF: | |
2650 | type_name = asn1 ? "SEQUENCE OF" : "record of"; | |
2651 | break; | |
2652 | case T_SETOF: | |
2653 | type_name = asn1 ? "SET OF" : "set of"; | |
2654 | break; | |
2655 | default: | |
2656 | type_name = "<unknown>"; | |
2657 | break; | |
2658 | } | |
2659 | Error_Context cntxt(this, "In embedded type of %s", type_name); | |
2660 | u.seof.ofType->chk(); | |
2661 | if (!asn1) u.seof.ofType->chk_embedded(true, "embedded into another type"); | |
2662 | u.seof.component_internal = u.seof.ofType->is_component_internal(); | |
2663 | } | |
2664 | ||
2665 | void Type::chk_refd() | |
2666 | { | |
2667 | checked=true; | |
2668 | ReferenceChain refch(this, "While checking referenced type"); | |
2669 | Type* t_last = get_type_refd_last(&refch); | |
2670 | u.ref.component_internal = t_last->is_component_internal(); | |
2671 | } | |
2672 | ||
2673 | void Type::chk_seltype() | |
2674 | { | |
2675 | checked=true; | |
2676 | u.seltype.type->set_genname(get_genname_own(), string('0')); | |
2677 | ReferenceChain refch(this, "In selection type"); | |
2678 | get_type_refd_last(&refch); | |
2679 | if(typetype==T_ERROR) return; | |
2680 | u.seltype.type->chk(); | |
2681 | } | |
2682 | ||
2683 | void Type::chk_Array() | |
2684 | { | |
2685 | u.array.element_type->set_genname(get_genname_own(), string('0')); | |
2686 | u.array.element_type->set_parent_type(this); | |
2687 | checked = true; | |
2688 | { | |
2689 | Error_Context cntxt(this, "In element type of array"); | |
2690 | u.array.element_type->chk(); | |
2691 | u.array.element_type->chk_embedded(true, "embedded into an array type"); | |
2692 | } | |
2693 | u.array.dimension->chk(); | |
2694 | u.array.component_internal = u.array.element_type->is_component_internal(); | |
2695 | } | |
2696 | ||
2697 | void Type::chk_Signature() | |
2698 | { | |
2699 | checked = true; | |
2700 | u.signature.component_internal = false; | |
2701 | if (u.signature.parameters) { | |
2702 | u.signature.parameters->chk(this); | |
2703 | size_t nof_params = u.signature.parameters->get_nof_params(); | |
2704 | for (size_t i=0; i<nof_params; i++) { | |
2705 | Type* spt = u.signature.parameters->get_param_byIndex(i)->get_type(); | |
2706 | if (spt && spt->is_component_internal()) { | |
2707 | u.signature.component_internal = true; | |
2708 | break; | |
2709 | } | |
2710 | } | |
2711 | } | |
2712 | if (u.signature.return_type) { | |
2713 | Error_Context cntxt(u.signature.return_type, "In return type"); | |
2714 | u.signature.return_type->set_genname(get_genname_own(), string('0')); | |
2715 | u.signature.return_type->set_parent_type(this); | |
2716 | u.signature.return_type->chk(); | |
2717 | u.signature.return_type->chk_embedded(false, | |
2718 | "the return type of a signature"); | |
2719 | if (!u.signature.component_internal && | |
2720 | u.signature.return_type->is_component_internal()) | |
2721 | u.signature.component_internal = true; | |
2722 | } | |
2723 | if (u.signature.exceptions) { | |
2724 | u.signature.exceptions->chk(this); | |
2725 | if (!u.signature.component_internal) { | |
2726 | size_t nof_types = u.signature.exceptions->get_nof_types(); | |
2727 | for (size_t i=0; i<nof_types; i++) { | |
2728 | if (u.signature.exceptions->get_type_byIndex(i)-> | |
2729 | is_component_internal()) { | |
2730 | u.signature.component_internal = true; | |
2731 | break; | |
2732 | } | |
2733 | } | |
2734 | } | |
2735 | } | |
2736 | } | |
2737 | ||
2738 | void Type::chk_Fat() | |
2739 | { | |
2740 | if(checked) return; | |
2741 | checked = true; | |
2742 | Scope *parlist_scope = my_scope; | |
2743 | // the runs on clause must be checked before the formal parameter list | |
2744 | // in order to determine the right scope | |
2745 | if (u.fatref.runs_on.ref) { | |
2746 | if (typetype == T_FUNCTION) u.fatref.is_startable = true; | |
2747 | Error_Context cntxt2(u.fatref.runs_on.ref, "In `runs on' clause"); | |
2748 | u.fatref.runs_on.type = u.fatref.runs_on.ref->chk_comptype_ref(); | |
2749 | if(u.fatref.runs_on.type) { | |
2750 | Ttcn::Module *my_module = | |
2751 | dynamic_cast<Ttcn::Module*>(my_scope->get_scope_mod()); | |
2752 | if (!my_module) FATAL_ERROR("Type::chk_Fat()"); | |
2753 | parlist_scope = my_module->get_runs_on_scope(u.fatref.runs_on.type); | |
2754 | } | |
2755 | } | |
2756 | u.fatref.fp_list->set_my_scope(parlist_scope); | |
2757 | switch (typetype) { | |
2758 | case T_FUNCTION: | |
2759 | u.fatref.fp_list->chk(Ttcn::Definition::A_FUNCTION); | |
2760 | u.fatref.fp_list->chk_noLazyParams(); | |
2761 | if (u.fatref.is_startable && !u.fatref.fp_list->get_startability()) | |
2762 | u.fatref.is_startable = false; | |
2763 | if (u.fatref.return_type) { | |
2764 | Error_Context cntxt2(u.fatref.return_type, "In return type"); | |
2765 | u.fatref.return_type->chk(); | |
2766 | u.fatref.return_type->chk_as_return_type(!u.fatref.returns_template, | |
2767 | "function type"); | |
2768 | if (u.fatref.is_startable && u.fatref.return_type->get_type_refd_last() | |
2769 | ->get_typetype() == T_DEFAULT) u.fatref.is_startable = false; | |
2770 | ||
2771 | } | |
2772 | break; | |
2773 | case T_ALTSTEP: | |
2774 | u.fatref.fp_list->chk(Ttcn::Definition::A_ALTSTEP); | |
2775 | u.fatref.fp_list->chk_noLazyParams(); | |
2776 | break; | |
2777 | case T_TESTCASE: | |
2778 | u.fatref.fp_list->chk(Ttcn::Definition::A_TESTCASE); | |
2779 | u.fatref.fp_list->chk_noLazyParams(); | |
2780 | if (u.fatref.system.ref) { | |
2781 | Error_Context cntxt2(u.fatref.runs_on.ref, "In `system' clause"); | |
2782 | u.fatref.system.type = u.fatref.system.ref->chk_comptype_ref(); | |
2783 | } | |
2784 | break; | |
2785 | default: | |
2786 | FATAL_ERROR("Type::chk_Fat()"); | |
2787 | } | |
2788 | if (!semantic_check_only) | |
2789 | u.fatref.fp_list->set_genname(get_genname_own()); | |
2790 | } | |
2791 | ||
2792 | void Type::chk_address() | |
2793 | { | |
2794 | Type *t = get_type_refd_last(); | |
2795 | switch (t->typetype) { | |
2796 | case T_PORT: | |
2797 | error("Port type `%s' cannot be the address type", | |
2798 | t->get_typename().c_str()); | |
2799 | break; | |
2800 | case T_COMPONENT: | |
2801 | error("Component type `%s' cannot be the address type", | |
2802 | t->get_typename().c_str()); | |
2803 | break; | |
2804 | case T_SIGNATURE: | |
2805 | error("Signature `%s' cannot be the address type", | |
2806 | t->get_typename().c_str()); | |
2807 | break; | |
2808 | case T_DEFAULT: | |
2809 | error("Default type cannot be the address type"); | |
2810 | break; | |
2811 | case T_ANYTYPE: | |
2812 | error("TTCN-3 anytype cannot be the address type"); | |
2813 | break; | |
2814 | default: | |
2815 | return; | |
2816 | } | |
2817 | clean_up(); | |
2818 | } | |
2819 | ||
2820 | void Type::chk_embedded(bool default_allowed, const char *error_msg) | |
2821 | { | |
2822 | Type *t=get_type_refd_last(); | |
2823 | switch (t->typetype) { | |
2824 | case T_PORT: | |
2825 | error("Port type `%s' cannot be %s", t->get_typename().c_str(), | |
2826 | error_msg); | |
2827 | break; | |
2828 | case T_SIGNATURE: | |
2829 | error("Signature `%s' cannot be %s", t->get_typename().c_str(), | |
2830 | error_msg); | |
2831 | break; | |
2832 | case T_DEFAULT: | |
2833 | if (!default_allowed) error("Default type cannot be %s", error_msg); | |
2834 | break; | |
2835 | default: | |
2836 | break; | |
2837 | } | |
2838 | } | |
2839 | ||
2840 | void Type::chk_recursions(ReferenceChain& refch) | |
2841 | { | |
2842 | if (recurs_checked) return; | |
2843 | Type *t = this; | |
2844 | for ( ; ; ) { | |
2845 | if (!refch.add(t->get_fullname())) { | |
2846 | // an error has been found (and reported by refch.add) | |
2847 | recurs_checked = true; | |
2848 | return; | |
2849 | } | |
2850 | if (!t->is_ref()) break; | |
2851 | t = t->get_type_refd(); | |
2852 | } | |
2853 | switch (t->typetype) { | |
2854 | case T_SEQ_A: | |
2855 | case T_SEQ_T: | |
2856 | case T_SET_A: | |
2857 | case T_SET_T: | |
2858 | for(size_t i = 0; i < t->get_nof_comps(); i++) { | |
2859 | CompField *cf = t->get_comp_byIndex(i); | |
2860 | if(!cf->get_is_optional()) { | |
2861 | refch.mark_state(); | |
2862 | cf->get_type()->chk_recursions(refch); | |
2863 | refch.prev_state(); | |
2864 | } | |
2865 | // an optional field can "stop" the recursion | |
2866 | } // for i | |
2867 | break; | |
2868 | case T_CHOICE_A: | |
2869 | case T_CHOICE_T: { | |
2870 | refch.set_error_reporting(false); | |
2871 | refch.mark_error_state(); | |
2872 | for (size_t i = 0; i < t->get_nof_comps(); ++i) { | |
2873 | refch.mark_state(); | |
2874 | CompField* cf = t->get_comp_byIndex(i); | |
2875 | cf->get_type()->chk_recursions(refch); | |
2876 | refch.prev_state(); | |
2877 | } | |
2878 | ||
2879 | if (refch.nof_errors() == t->get_nof_comps()) { | |
2880 | refch.report_errors(); | |
2881 | } | |
2882 | ||
2883 | refch.prev_error_state(); | |
2884 | refch.set_error_reporting(true); | |
2885 | break; | |
2886 | } | |
2887 | case T_ANYTYPE: | |
2888 | case T_OPENTYPE: | |
2889 | if(t->get_nof_comps()==1) | |
2890 | t->get_comp_byIndex(0)->get_type()->chk_recursions(refch); | |
2891 | break; | |
2892 | case T_ARRAY: | |
2893 | t->get_ofType()->chk_recursions(refch); | |
2894 | break; | |
2895 | default: | |
2896 | break; | |
2897 | } | |
2898 | recurs_checked = true; | |
2899 | } | |
2900 | ||
2901 | void Type::chk_constructor_name(const Identifier& p_id) | |
2902 | { | |
2903 | switch (typetype) { | |
2904 | case T_SEQ_T: | |
2905 | case T_SEQ_A: | |
2906 | case T_SET_T: | |
2907 | case T_SET_A: | |
2908 | case T_CHOICE_T: | |
2909 | case T_CHOICE_A: | |
2910 | case T_OPENTYPE: | |
2911 | // T_ANYTYPE can not have a field of type anytype, no need to check. | |
2912 | if (has_comp_withName(p_id)) { | |
2913 | // HL26011: a field has the same name as the typedef. | |
2914 | // Titan can't generate valid C++ code; better report an error. | |
2915 | get_comp_byName(p_id)->error("Field name clashes with type name"); | |
2916 | } | |
2917 | break; | |
2918 | default: // can't have fields | |
2919 | break; | |
2920 | } | |
2921 | } | |
2922 | ||
2923 | bool Type::chk_startability() | |
2924 | { | |
2925 | if(typetype != T_FUNCTION) FATAL_ERROR("Type::chk_startable()"); | |
2926 | if(!checked) chk_Fat(); | |
2927 | if(u.fatref.is_startable) return true; | |
2928 | if (!u.fatref.runs_on.ref) error("Functions of type `%s' cannot be started " | |
2929 | "on a parallel test component because the type does not have `runs on' " | |
2930 | "clause", get_typename().c_str()); | |
2931 | u.fatref.fp_list->chk_startability("Functions of type", | |
2932 | get_typename().c_str()); | |
2933 | if (u.fatref.return_type && u.fatref.return_type->is_component_internal()) { | |
2934 | map<Type*,void> type_chain; | |
2935 | char* err_str = mprintf("the return type or embedded in the return type " | |
2936 | "of function type `%s' if it is started on a parallel test component", | |
2937 | get_typename().c_str()); | |
2938 | u.fatref.return_type->chk_component_internal(type_chain, err_str); | |
2939 | Free(err_str); | |
2940 | } | |
2941 | return false; | |
2942 | } | |
2943 | ||
2944 | void Type::chk_as_return_type(bool as_value, const char* what) | |
2945 | { | |
2946 | Type *t = get_type_refd_last(); | |
2947 | switch(t->get_typetype()) { | |
2948 | case Type::T_PORT: | |
2949 | error("Port type `%s' cannot be the return type of a %s" | |
2950 | , t->get_fullname().c_str(), what); | |
2951 | break; | |
2952 | case Type::T_SIGNATURE: | |
2953 | if(as_value) error("A value of signature `%s' cannot be the " | |
2954 | "return type of a %s", t->get_fullname().c_str(), what); | |
2955 | break; | |
2956 | default: | |
2957 | break; | |
2958 | } | |
2959 | } | |
2960 | ||
2961 | void Type::chk_this_value_ref(Value *value) | |
2962 | { | |
2963 | switch (value->get_valuetype()) { | |
2964 | case Value::V_UNDEF_LOWERID: | |
2965 | switch(typetype) { | |
2966 | case T_INT_A: | |
2967 | if(value->is_asn1()) { | |
2968 | chk_Int_A(); | |
2969 | if(u.namednums.nvs | |
2970 | && u.namednums.nvs->has_nv_withName(*value->get_val_id())) { | |
2971 | value->set_valuetype(Value::V_NAMEDINT); | |
2972 | value->set_my_governor(this); | |
2973 | return; | |
2974 | } | |
2975 | } | |
2976 | break; | |
2977 | case T_ENUM_A: | |
2978 | case T_ENUM_T: | |
2979 | if (has_ei_withName(*value->get_val_id())) { | |
2980 | value->set_valuetype(Value::V_ENUM); | |
2981 | value->set_my_governor(this); | |
2982 | return; | |
2983 | } | |
2984 | break; | |
2985 | case T_REFD: | |
2986 | case T_SELTYPE: | |
2987 | case T_REFDSPEC: | |
2988 | case T_OCFT: | |
2989 | get_type_refd()->chk_this_value_ref(value); | |
2990 | return; | |
2991 | default: | |
2992 | break; | |
2993 | } // switch | |
2994 | /* default behavior: interpret as reference */ | |
2995 | value->set_valuetype(Value::V_REFD); | |
2996 | break; | |
2997 | default: | |
2998 | break; | |
2999 | } | |
3000 | } | |
3001 | ||
3002 | bool Type::chk_this_value(Value *value, Common::Assignment *lhs, expected_value_t expected_value, | |
3003 | namedbool incomplete_allowed, namedbool omit_allowed, | |
3004 | namedbool sub_chk, namedbool implicit_omit, namedbool is_str_elem) | |
3005 | { | |
3006 | bool self_ref = false; | |
3007 | chk(); | |
3008 | Value *v_last = value->get_value_refd_last(0, expected_value); | |
3009 | if (v_last->get_valuetype() == Value::V_OMIT) { | |
3010 | if (!omit_allowed) { | |
3011 | value->error("`omit' value is not allowed in this context"); | |
3012 | value->set_valuetype(Value::V_ERROR); | |
3013 | } | |
3014 | return false; | |
3015 | } | |
3016 | ||
3017 | switch (value->get_valuetype()) { | |
3018 | case Value::V_ERROR: | |
3019 | return false; | |
3020 | case Value::V_REFD: | |
3021 | return chk_this_refd_value(value, lhs, expected_value, 0, is_str_elem); | |
3022 | case Value::V_INVOKE: | |
3023 | chk_this_invoked_value(value, lhs, expected_value); | |
3024 | return false; // assumes no self-ref in invoke | |
3025 | case Value::V_EXPR: | |
3026 | if (lhs) self_ref = value->chk_expr_self_ref(lhs); | |
3027 | // no break | |
3028 | case Value::V_MACRO: | |
3029 | if (value->is_unfoldable(0, expected_value)) { | |
3030 | typetype_t tt = value->get_expr_returntype(expected_value); | |
3031 | if (!is_compatible_tt(tt, value->is_asn1())) { | |
3032 | value->error("Incompatible value: `%s' value was expected", | |
3033 | get_typename().c_str()); | |
3034 | value->set_valuetype(Value::V_ERROR); | |
3035 | } | |
3036 | return self_ref; | |
3037 | } | |
3038 | break; | |
3039 | default: | |
3040 | break; | |
3041 | } | |
3042 | ||
3043 | switch(typetype) { | |
3044 | case T_ERROR: | |
3045 | break; | |
3046 | case T_NULL: | |
3047 | chk_this_value_Null(value); | |
3048 | break; | |
3049 | case T_BOOL: | |
3050 | chk_this_value_Bool(value); | |
3051 | break; | |
3052 | case T_INT: | |
3053 | chk_this_value_Int(value); | |
3054 | break; | |
3055 | case T_INT_A: | |
3056 | chk_this_value_Int_A(value); | |
3057 | break; | |
3058 | case T_REAL: | |
3059 | chk_this_value_Real(value); | |
3060 | break; | |
3061 | case T_ENUM_A: | |
3062 | case T_ENUM_T: | |
3063 | chk_this_value_Enum(value); | |
3064 | break; | |
3065 | case T_BSTR: | |
3066 | chk_this_value_BStr(value); | |
3067 | break; | |
3068 | case T_BSTR_A: | |
3069 | chk_this_value_BStr_A(value); | |
3070 | break; | |
3071 | case T_HSTR: | |
3072 | chk_this_value_HStr(value); | |
3073 | break; | |
3074 | case T_OSTR: | |
3075 | chk_this_value_OStr(value); | |
3076 | break; | |
3077 | case T_CSTR: | |
3078 | case T_USTR: | |
3079 | case T_UTF8STRING: | |
3080 | case T_NUMERICSTRING: | |
3081 | case T_PRINTABLESTRING: | |
3082 | case T_TELETEXSTRING: | |
3083 | case T_VIDEOTEXSTRING: | |
3084 | case T_IA5STRING: | |
3085 | case T_GRAPHICSTRING: | |
3086 | case T_VISIBLESTRING: | |
3087 | case T_GENERALSTRING: | |
3088 | case T_UNIVERSALSTRING: | |
3089 | case T_BMPSTRING: | |
3090 | case T_UTCTIME: | |
3091 | case T_GENERALIZEDTIME: | |
3092 | case T_OBJECTDESCRIPTOR: | |
3093 | chk_this_value_CStr(value); | |
3094 | break; | |
3095 | case T_OID: | |
3096 | chk_this_value_OID(value); | |
3097 | break; | |
3098 | case T_ROID: | |
3099 | chk_this_value_ROID(value); | |
3100 | break; | |
3101 | case T_ANY: | |
3102 | chk_this_value_Any(value); | |
3103 | break; | |
3104 | case T_CHOICE_A: | |
3105 | case T_CHOICE_T: | |
3106 | case T_OPENTYPE: | |
3107 | case T_ANYTYPE: | |
3108 | self_ref = chk_this_value_Choice(value, lhs, expected_value, incomplete_allowed, | |
3109 | implicit_omit); | |
3110 | break; | |
3111 | case T_SEQ_T: | |
3112 | case T_SET_T: | |
3113 | case T_SEQ_A: | |
3114 | case T_SET_A: | |
3115 | self_ref = chk_this_value_Se(value, lhs, expected_value, incomplete_allowed, | |
3116 | implicit_omit); | |
3117 | break; | |
3118 | case T_SEQOF: | |
3119 | case T_SETOF: | |
3120 | self_ref = chk_this_value_SeOf(value, lhs, expected_value, incomplete_allowed, | |
3121 | implicit_omit); | |
3122 | break; | |
3123 | case T_REFD: | |
3124 | self_ref = get_type_refd()->chk_this_value(value, lhs, expected_value, | |
3125 | incomplete_allowed, omit_allowed, NO_SUB_CHK, implicit_omit, is_str_elem); | |
3126 | break; | |
3127 | case T_UNRESTRICTEDSTRING: | |
3128 | case T_OCFT: | |
3129 | case T_EXTERNAL: | |
3130 | case T_EMBEDDED_PDV: | |
3131 | case T_REFDSPEC: | |
3132 | case T_SELTYPE: | |
3133 | case T_ADDRESS: | |
3134 | self_ref = get_type_refd()->chk_this_value(value, lhs, expected_value, | |
3135 | incomplete_allowed, omit_allowed, NO_SUB_CHK, NOT_IMPLICIT_OMIT, is_str_elem); | |
3136 | break; | |
3137 | case T_VERDICT: | |
3138 | chk_this_value_Verdict(value); | |
3139 | break; | |
3140 | case T_DEFAULT: | |
3141 | chk_this_value_Default(value); | |
3142 | break; | |
3143 | case T_ARRAY: | |
3144 | self_ref = chk_this_value_Array(value, lhs, expected_value, incomplete_allowed, implicit_omit); | |
3145 | break; | |
3146 | case T_PORT: | |
3147 | // Remain silent. The error has already been reported in the definition | |
3148 | // that the value belongs to. | |
3149 | break; | |
3150 | case T_SIGNATURE: | |
3151 | self_ref = chk_this_value_Signature(value, lhs, expected_value, incomplete_allowed); | |
3152 | break; | |
3153 | case T_COMPONENT: | |
3154 | chk_this_value_Component(value); | |
3155 | break; | |
3156 | case T_FUNCTION: | |
3157 | case T_ALTSTEP: | |
3158 | case T_TESTCASE: | |
3159 | chk_this_value_FAT(value); | |
3160 | break; | |
3161 | default: | |
3162 | FATAL_ERROR("Type::chk_this_value()"); | |
3163 | } // switch | |
3164 | ||
3165 | // check value against subtype | |
3166 | if(sub_chk && (sub_type!=NULL)) sub_type->chk_this_value(value); | |
3167 | ||
3168 | return self_ref; | |
3169 | } | |
3170 | ||
3171 | bool Type::chk_this_refd_value(Value *value, Common::Assignment *lhs, expected_value_t expected_value, | |
3172 | ReferenceChain* refch, namedbool str_elem) | |
3173 | { | |
3174 | Reference *ref = value->get_reference(); | |
3175 | Assignment *ass = ref->get_refd_assignment(); | |
3176 | if (!ass) { | |
3177 | value->set_valuetype(Value::V_ERROR); | |
3178 | return false; | |
3179 | } | |
3180 | ||
3181 | ass->chk(); | |
3182 | bool self_ref = (ass == lhs); | |
3183 | ||
3184 | // Exit immediately in case of infinite recursion. | |
3185 | if (value->get_valuetype() != Value::V_REFD) return self_ref; | |
3186 | bool is_const = false, error_flag = false, chk_runs_on = false; | |
3187 | Type *governor = NULL; | |
3188 | switch (ass->get_asstype()) { | |
3189 | case Assignment::A_ERROR: | |
3190 | value->set_valuetype(Value::V_ERROR); | |
3191 | return self_ref; | |
3192 | case Assignment::A_CONST: | |
3193 | is_const = true; | |
3194 | break; | |
3195 | case Assignment::A_OBJECT: | |
3196 | case Assignment::A_OS: { | |
3197 | Setting *setting = ref->get_refd_setting(); | |
3198 | if (!setting || setting->get_st() == Setting::S_ERROR) { | |
3199 | value->set_valuetype(Value::V_ERROR); | |
3200 | return self_ref; | |
3201 | } | |
3202 | if (setting->get_st() != Setting::S_V) { | |
3203 | ref->error("This InformationFromObjects construct does not refer to " | |
3204 | "a value: `%s'", value->get_fullname().c_str()); | |
3205 | value->set_valuetype(Value::V_ERROR); | |
3206 | return self_ref; | |
3207 | } | |
3208 | governor = dynamic_cast<Value*>(setting)->get_my_governor(); | |
3209 | if (!governor) FATAL_ERROR("Type::chk_this_refd_value()"); | |
3210 | is_const = true; | |
3211 | break; } | |
3212 | case Assignment::A_MODULEPAR: | |
3213 | #ifdef MINGW | |
3214 | break; | |
3215 | #endif | |
3216 | case Assignment::A_EXT_CONST: | |
3217 | if (expected_value == EXPECTED_CONSTANT) { | |
3218 | value->error("Reference to an (evaluatable) constant value was " | |
3219 | "expected instead of %s", | |
3220 | ass->get_description().c_str()); | |
3221 | error_flag = true; | |
3222 | } | |
3223 | break; | |
3224 | case Assignment::A_VAR: | |
3225 | case Assignment::A_PAR_VAL: | |
3226 | case Assignment::A_PAR_VAL_IN: | |
3227 | case Assignment::A_PAR_VAL_OUT: | |
3228 | case Assignment::A_PAR_VAL_INOUT: | |
3229 | switch (expected_value) { | |
3230 | case EXPECTED_CONSTANT: | |
3231 | value->error("Reference to a constant value was expected instead of " | |
3232 | "%s", ass->get_description().c_str()); | |
3233 | error_flag = true; | |
3234 | break; | |
3235 | case EXPECTED_STATIC_VALUE: | |
3236 | value->error("Reference to a static value was expected instead of %s", | |
3237 | ass->get_description().c_str()); | |
3238 | error_flag = true; | |
3239 | break; | |
3240 | default: | |
3241 | break; | |
3242 | } | |
3243 | break; | |
3244 | case Assignment::A_MODULEPAR_TEMP: | |
3245 | case Assignment::A_TEMPLATE: | |
3246 | case Assignment::A_VAR_TEMPLATE: | |
3247 | case Assignment::A_PAR_TEMPL_IN: | |
3248 | case Assignment::A_PAR_TEMPL_OUT: | |
3249 | case Assignment::A_PAR_TEMPL_INOUT: | |
3250 | if (expected_value != EXPECTED_TEMPLATE) { | |
3251 | value->error("Reference to a value was expected instead of %s", | |
3252 | ass->get_description().c_str()); | |
3253 | error_flag = true; | |
3254 | } | |
3255 | break; | |
3256 | case Assignment::A_FUNCTION_RVAL: | |
3257 | chk_runs_on = true; | |
3258 | // No break | |
3259 | case Assignment::A_EXT_FUNCTION_RVAL: | |
3260 | switch (expected_value) { | |
3261 | case EXPECTED_CONSTANT: | |
3262 | value->error("Reference to a constant value was expected instead of " | |
3263 | "the return value of %s", | |
3264 | ass->get_description().c_str()); | |
3265 | error_flag = true; | |
3266 | break; | |
3267 | case EXPECTED_STATIC_VALUE: | |
3268 | value->error("Reference to a static value was expected instead of " | |
3269 | "the return value of %s", | |
3270 | ass->get_description().c_str()); | |
3271 | error_flag = true; | |
3272 | break; | |
3273 | default: | |
3274 | break; | |
3275 | } | |
3276 | break; | |
3277 | case Assignment::A_FUNCTION_RTEMP: | |
3278 | chk_runs_on = true; | |
3279 | // No break | |
3280 | case Assignment::A_EXT_FUNCTION_RTEMP: | |
3281 | if (expected_value != EXPECTED_TEMPLATE) { | |
3282 | value->error("Reference to a value was expected instead of a call of " | |
3283 | "%s, which returns a template", | |
3284 | ass->get_description().c_str()); | |
3285 | error_flag = true; | |
3286 | } | |
3287 | break; | |
3288 | case Assignment::A_FUNCTION: | |
3289 | case Assignment::A_EXT_FUNCTION: | |
3290 | value->error("Reference to a %s was expected instead of a call of %s, " | |
3291 | "which does not have return type", | |
3292 | expected_value == EXPECTED_TEMPLATE | |
3293 | ? "value or template" : "value", | |
3294 | ass->get_description().c_str()); | |
3295 | value->set_valuetype(Value::V_ERROR); | |
3296 | return self_ref; | |
3297 | default: | |
3298 | value->error("Reference to a %s was expected instead of %s", | |
3299 | expected_value == EXPECTED_TEMPLATE | |
3300 | ? "value or template" : "value", | |
3301 | ass->get_description().c_str()); | |
3302 | value->set_valuetype(Value::V_ERROR); | |
3303 | return self_ref; | |
3304 | } // switch ass->get_asstype() | |
3305 | if (chk_runs_on) | |
3306 | ref->get_my_scope()->chk_runs_on_clause(ass, *ref, "call"); | |
3307 | if (!governor) | |
3308 | governor = ass->get_Type()->get_field_type(ref->get_subrefs(), | |
3309 | expected_value); | |
3310 | if (!governor) { | |
3311 | value->set_valuetype(Value::V_ERROR); | |
3312 | return self_ref; | |
3313 | } | |
3314 | TypeCompatInfo info(value->get_my_scope()->get_scope_mod(), this, | |
3315 | governor, true, false); | |
3316 | info.set_str1_elem(str_elem); | |
3317 | if (ref->get_subrefs()) info.set_str2_elem(ref->get_subrefs()->refers_to_string_element()); | |
3318 | TypeChain l_chain; | |
3319 | TypeChain r_chain; | |
3320 | if (!is_compatible(governor, &info, &l_chain, &r_chain)) { | |
3321 | // Port or signature values do not exist at all. These errors are | |
3322 | // already reported at those definitions. Extra errors should not be | |
3323 | // reported here. | |
3324 | Type *t = get_type_refd_last(); | |
3325 | switch (t->typetype) { | |
3326 | case T_PORT: | |
3327 | // Neither port values nor templates exist. | |
3328 | break; | |
3329 | case T_SIGNATURE: | |
3330 | // Only signature templates may exist. | |
3331 | if (expected_value == EXPECTED_TEMPLATE) | |
3332 | value->error("Type mismatch: a signature template of type `%s' was " | |
3333 | "expected instead of `%s'", get_typename().c_str(), | |
3334 | governor->get_typename().c_str()); | |
3335 | break; | |
3336 | default: | |
3337 | if (info.is_subtype_error()) { | |
3338 | value->error("%s", info.get_subtype_error().c_str()); | |
3339 | } else if (!info.is_erroneous()) { | |
3340 | value->error("Type mismatch: a %s of type `%s' was expected " | |
3341 | "instead of `%s'", expected_value == EXPECTED_TEMPLATE | |
3342 | ? "value or template" : "value", | |
3343 | get_typename().c_str(), | |
3344 | governor->get_typename().c_str()); | |
3345 | } else { | |
3346 | // The semantic error was found by the new code. It was better to | |
3347 | // do the assembly inside TypeCompatInfo. | |
3348 | value->error("%s", info.get_error_str_str().c_str()); | |
3349 | } | |
3350 | break; | |
3351 | } | |
3352 | error_flag = true; | |
3353 | } else { | |
3354 | if (info.needs_conversion()) value->set_needs_conversion(); | |
3355 | } | |
3356 | ||
3357 | if (error_flag) { | |
3358 | value->set_valuetype(Value::V_ERROR); | |
3359 | return self_ref; | |
3360 | } | |
3361 | // Checking for circular references. | |
3362 | Value *v_last = value->get_value_refd_last(refch, expected_value); | |
3363 | if (is_const && v_last->get_valuetype() != Value::V_ERROR) { | |
3364 | // If a referenced universal charstring value points to a literal | |
3365 | // charstring then drop the reference and create a literal ustring to | |
3366 | // avoid run-time conversion. | |
3367 | if (v_last->get_valuetype() == Value::V_CSTR | |
3368 | && get_typetype_ttcn3(get_type_refd_last()->typetype) == T_USTR) | |
3369 | value->set_valuetype(Value::V_USTR); | |
3370 | // Check v_last against the subtype constraints. | |
3371 | if (sub_type!=NULL) sub_type->chk_this_value(value); | |
3372 | } | |
3373 | ||
3374 | return self_ref; | |
3375 | } | |
3376 | ||
3377 | void Type::chk_this_invoked_value(Value *value, Common::Assignment *, | |
3378 | expected_value_t expected_value) | |
3379 | { | |
3380 | value->get_value_refd_last(NULL, expected_value); | |
3381 | if (value->get_valuetype() == Value::V_ERROR) return; | |
3382 | Type *invoked_t = value->get_invoked_type(expected_value); | |
3383 | if (invoked_t->get_typetype() == T_ERROR) return; | |
3384 | invoked_t = invoked_t->get_type_refd_last(); | |
3385 | Type *t = 0; | |
3386 | switch (invoked_t->get_typetype()) { | |
3387 | case Type::T_FUNCTION: | |
3388 | t = invoked_t->get_function_return_type(); | |
3389 | break; | |
3390 | default: | |
3391 | FATAL_ERROR("Type::chk_this_invoked_value()"); | |
3392 | break; | |
3393 | } | |
3394 | if (!t) | |
3395 | value->error("The type `%s' has no return type, `%s' expected", | |
3396 | invoked_t->get_typename().c_str(), get_typename().c_str()); | |
3397 | else if (!is_compatible(t, NULL)) { | |
3398 | value->error("Incompatible value: `%s' value was expected", | |
3399 | get_typename().c_str()); | |
3400 | } | |
3401 | } | |
3402 | ||
3403 | void Type::chk_this_value_Null(Value *value) | |
3404 | { | |
3405 | Value *v=value->get_value_refd_last(); | |
3406 | switch(v->get_valuetype()) { | |
3407 | case Value::V_NULL: | |
3408 | break; | |
3409 | default: | |
3410 | value->error("NULL value was expected"); | |
3411 | value->set_valuetype(Value::V_ERROR); | |
3412 | break; | |
3413 | } | |
3414 | } | |
3415 | ||
3416 | void Type::chk_this_value_Bool(Value *value) | |
3417 | { | |
3418 | Value *v=value->get_value_refd_last(); | |
3419 | switch(v->get_valuetype()) { | |
3420 | case Value::V_BOOL: | |
3421 | break; | |
3422 | default: | |
3423 | value->error("%s value was expected", | |
3424 | value->is_asn1() ? "BOOLEAN" : "boolean"); | |
3425 | value->set_valuetype(Value::V_ERROR); | |
3426 | break; | |
3427 | } | |
3428 | } | |
3429 | ||
3430 | void Type::chk_this_value_Int(Value *value) | |
3431 | { | |
3432 | Value *v=value->get_value_refd_last(); | |
3433 | switch(v->get_valuetype()) { | |
3434 | case Value::V_INT: | |
3435 | break; | |
3436 | default: | |
3437 | value->error("integer value was expected"); | |
3438 | value->set_valuetype(Value::V_ERROR); | |
3439 | break; | |
3440 | } | |
3441 | return; | |
3442 | } | |
3443 | ||
3444 | void Type::chk_this_value_Int_A(Value *value) | |
3445 | { | |
3446 | Value *v=value->get_value_refd_last(); | |
3447 | switch(v->get_valuetype()) { | |
3448 | case Value::V_INT: | |
3449 | break; | |
3450 | case Value::V_NAMEDINT: | |
3451 | if(!u.namednums.nvs) | |
3452 | FATAL_ERROR("Type::chk_this_value_Int_A()"); | |
3453 | v->set_valuetype | |
3454 | (Value::V_INT, u.namednums.nvs-> | |
3455 | get_nv_byName(*v->get_val_id())->get_value()->get_val_Int()->get_val()); | |
3456 | break; | |
3457 | default: | |
3458 | value->error("INTEGER value was expected"); | |
3459 | value->set_valuetype(Value::V_ERROR); | |
3460 | break; | |
3461 | } | |
3462 | } | |
3463 | ||
3464 | void Type::chk_this_value_Real(Value *value) | |
3465 | { | |
3466 | Value *v = value->get_value_refd_last(); | |
3467 | if (value->is_asn1()) { | |
3468 | if (value->is_ref()) { | |
3469 | Type *t = v->get_my_governor()->get_type_refd_last(); | |
3470 | if (t->get_typetype() != T_REAL) { | |
3471 | value->error("REAL value was expected"); | |
3472 | value->set_valuetype(Value::V_ERROR); | |
3473 | return; | |
3474 | } | |
3475 | } | |
3476 | switch (v->get_valuetype()) { | |
3477 | case Value::V_REAL: | |
3478 | break; | |
3479 | case Value::V_UNDEF_BLOCK:{ | |
3480 | v->set_valuetype(Value::V_SEQ); | |
3481 | Identifier t_id(Identifier::ID_ASN, string("REAL")); | |
3482 | bool self_ref = get_my_scope()->get_scope_asss()->get_local_ass_byId(t_id) | |
3483 | ->get_Type()->chk_this_value(v, 0, EXPECTED_CONSTANT, INCOMPLETE_NOT_ALLOWED, | |
3484 | OMIT_NOT_ALLOWED, SUB_CHK); | |
3485 | (void)self_ref; | |
3486 | v->set_valuetype(Value::V_REAL); | |
3487 | break;} | |
3488 | case Value::V_INT: | |
3489 | v->set_valuetype(Value::V_REAL); | |
3490 | break; | |
3491 | default: | |
3492 | value->error("REAL value was expected"); | |
3493 | value->set_valuetype(Value::V_ERROR); | |
3494 | break; | |
3495 | } | |
3496 | } else { | |
3497 | switch(v->get_valuetype()) { | |
3498 | case Value::V_REAL: | |
3499 | break; | |
3500 | default: | |
3501 | value->error("float value was expected"); | |
3502 | value->set_valuetype(Value::V_ERROR); | |
3503 | break; | |
3504 | } | |
3505 | } | |
3506 | } | |
3507 | ||
3508 | void Type::chk_this_value_Enum(Value *value) | |
3509 | { | |
3510 | switch(value->get_valuetype()) { | |
3511 | case Value::V_ENUM: | |
3512 | break; | |
3513 | default: | |
3514 | value->error("%s value was expected", | |
3515 | value->is_asn1() ? "ENUMERATED" : "enumerated"); | |
3516 | value->set_valuetype(Value::V_ERROR); | |
3517 | break; | |
3518 | } | |
3519 | } | |
3520 | ||
3521 | void Type::chk_this_value_BStr(Value *value) | |
3522 | { | |
3523 | Value *v = value->get_value_refd_last(); | |
3524 | switch(v->get_valuetype()) { | |
3525 | case Value::V_BSTR: | |
3526 | break; | |
3527 | default: | |
3528 | value->error("bitstring value was expected"); | |
3529 | value->set_valuetype(Value::V_ERROR); | |
3530 | break; | |
3531 | } | |
3532 | } | |
3533 | ||
3534 | void Type::chk_this_value_namedbits(Value *value) | |
3535 | { | |
3536 | if (!value) FATAL_ERROR("Type::chk_this_value_namedbits()"); | |
3537 | value->set_valuetype(Value::V_NAMEDBITS); | |
3538 | if(!u.namednums.nvs) { | |
3539 | value->error("No named bits are defined in type `%s'", | |
3540 | get_typename().c_str()); | |
3541 | value->set_valuetype(Value::V_ERROR); | |
3542 | return; | |
3543 | } | |
3544 | string *bstring = new string(""); | |
3545 | for(size_t i=0; i < value->get_nof_ids(); i++) { | |
3546 | Identifier *id = value->get_id_byIndex(i); | |
3547 | if(!u.namednums.nvs->has_nv_withName(*id)) { | |
3548 | delete bstring; | |
3549 | error("No named bit with name `%s' is defined in type `%s'", | |
3550 | id->get_dispname().c_str(), get_typename().c_str()); | |
3551 | value->set_valuetype(Value::V_ERROR); | |
3552 | return; | |
3553 | } | |
3554 | size_t bitnum = static_cast<size_t> | |
3555 | (u.namednums.nvs->get_nv_byName(*id)->get_value()->get_val_Int() | |
3556 | ->get_val()); | |
3557 | if(bstring->size() < bitnum + 1) bstring->resize(bitnum + 1, '0'); | |
3558 | (*bstring)[bitnum] = '1'; | |
3559 | } | |
3560 | value->set_valuetype(Value::V_BSTR, bstring); | |
3561 | } | |
3562 | ||
3563 | void Type::chk_this_value_BStr_A(Value *value) | |
3564 | { | |
3565 | Value *v = value->get_value_refd_last(); | |
3566 | if (value->is_asn1()) { | |
3567 | if(value->is_ref()) { | |
3568 | Type *t = v->get_my_governor()->get_type_refd_last(); | |
3569 | if(t->get_typetype()!=T_BSTR_A && t->get_typetype()!=T_BSTR) { | |
3570 | value->error("(reference to) BIT STRING value was expected"); | |
3571 | value->set_valuetype(Value::V_ERROR); | |
3572 | return; | |
3573 | } | |
3574 | } | |
3575 | switch(v->get_valuetype()) { | |
3576 | case Value::V_BSTR: | |
3577 | break; | |
3578 | case Value::V_HSTR: | |
3579 | if (v != value) FATAL_ERROR("Common::Type::chk_this_value_BStr_A()"); | |
3580 | v->set_valuetype(Value::V_BSTR); | |
3581 | break; | |
3582 | case Value::V_UNDEF_BLOCK: | |
3583 | if (v != value) FATAL_ERROR("Type::chk_this_value_BStr_A()"); | |
3584 | chk_this_value_namedbits(v); | |
3585 | break; | |
3586 | default: | |
3587 | value->error("BIT STRING value was expected"); | |
3588 | value->set_valuetype(Value::V_ERROR); | |
3589 | return; | |
3590 | } | |
3591 | } else { | |
3592 | switch(v->get_valuetype()) { | |
3593 | case Value::V_BSTR: | |
3594 | break; | |
3595 | default: | |
3596 | value->error("bitstring value was expected"); | |
3597 | value->set_valuetype(Value::V_ERROR); | |
3598 | break; | |
3599 | } | |
3600 | } | |
3601 | } | |
3602 | ||
3603 | void Type::chk_this_value_HStr(Value *value) | |
3604 | { | |
3605 | Value *v = value->get_value_refd_last(); | |
3606 | switch (v->get_valuetype()) { | |
3607 | case Value::V_HSTR: | |
3608 | break; | |
3609 | default: | |
3610 | value->error("hexstring value was expected"); | |
3611 | value->set_valuetype(Value::V_ERROR); | |
3612 | break; | |
3613 | } | |
3614 | } | |
3615 | ||
3616 | void Type::chk_this_value_OStr(Value *value) | |
3617 | { | |
3618 | Value *v = value->get_value_refd_last(); | |
3619 | if (value->is_asn1()) { | |
3620 | if (value->is_ref()) { | |
3621 | Type *t = v->get_my_governor()->get_type_refd_last(); | |
3622 | if(t->get_typetype() != T_OSTR) { | |
3623 | value->error("(reference to) OCTET STRING value was expected"); | |
3624 | value->set_valuetype(Value::V_ERROR); | |
3625 | return; | |
3626 | } | |
3627 | } | |
3628 | switch(v->get_valuetype()) { | |
3629 | case Value::V_OSTR: | |
3630 | break; | |
3631 | case Value::V_BSTR: | |
3632 | case Value::V_HSTR: | |
3633 | if (v != value) FATAL_ERROR("Type::chk_this_value_OStr()"); | |
3634 | v->set_valuetype(Value::V_OSTR); | |
3635 | break; | |
3636 | default: | |
3637 | value->error("OCTET STRING value was expected"); | |
3638 | value->set_valuetype(Value::V_ERROR); | |
3639 | break; | |
3640 | } | |
3641 | } else { | |
3642 | switch(v->get_valuetype()) { | |
3643 | case Value::V_OSTR: | |
3644 | break; | |
3645 | default: | |
3646 | value->error("octetstring value was expected"); | |
3647 | value->set_valuetype(Value::V_ERROR); | |
3648 | break; | |
3649 | } | |
3650 | } | |
3651 | } | |
3652 | ||
3653 | /** \todo enhance */ | |
3654 | void Type::chk_this_value_CStr(Value *value) | |
3655 | { | |
3656 | ||
3657 | switch(value->get_valuetype()) { | |
3658 | case Value::V_UNDEF_BLOCK: | |
3659 | value->set_valuetype(Value::V_CHARSYMS); | |
3660 | if (value->get_valuetype() == Value::V_ERROR) return; | |
3661 | // no break | |
3662 | case Value::V_CHARSYMS: | |
3663 | switch (typetype) { | |
3664 | case T_USTR: | |
3665 | case T_UTF8STRING: | |
3666 | case T_BMPSTRING: | |
3667 | case T_UNIVERSALSTRING: | |
3668 | value->set_valuetype(Value::V_USTR); | |
3669 | break; | |
3670 | case T_TELETEXSTRING: | |
3671 | case T_VIDEOTEXSTRING: | |
3672 | case T_GRAPHICSTRING: | |
3673 | case T_OBJECTDESCRIPTOR: | |
3674 | case T_GENERALSTRING: | |
3675 | value->set_valuetype(Value::V_ISO2022STR); | |
3676 | break; | |
3677 | case T_CSTR: | |
3678 | case T_NUMERICSTRING: | |
3679 | case T_PRINTABLESTRING: | |
3680 | case T_IA5STRING: | |
3681 | case T_VISIBLESTRING: | |
3682 | case T_UTCTIME: | |
3683 | case T_GENERALIZEDTIME: | |
3684 | value->set_valuetype(Value::V_CSTR); | |
3685 | break; | |
3686 | default: | |
3687 | FATAL_ERROR("chk_this_value_CStr()"); | |
3688 | } // switch | |
3689 | break; | |
3690 | case Value::V_USTR: | |
3691 | switch (typetype) { | |
3692 | case T_USTR: | |
3693 | case T_UTF8STRING: | |
3694 | case T_BMPSTRING: | |
3695 | case T_UNIVERSALSTRING: | |
3696 | break; | |
3697 | case T_TELETEXSTRING: | |
3698 | case T_VIDEOTEXSTRING: | |
3699 | case T_GRAPHICSTRING: | |
3700 | case T_OBJECTDESCRIPTOR: | |
3701 | case T_GENERALSTRING: | |
3702 | // accept it | |
3703 | /* | |
3704 | if(value->get_val_ustr().is_cstr()) { | |
3705 | value->warning("ISO-2022 string value was expected (converting" | |
3706 | " simple ISO-10646 string)."); | |
3707 | value->set_valuetype(Value::V_CSTR); | |
3708 | } | |
3709 | else { | |
3710 | value->error("ISO-2022 string value was expected (instead of" | |
3711 | " ISO-10646 string)."); | |
3712 | value->set_valuetype(Value::V_ERROR); | |
3713 | } | |
3714 | */ | |
3715 | break; | |
3716 | case T_CSTR: | |
3717 | case T_NUMERICSTRING: | |
3718 | case T_PRINTABLESTRING: | |
3719 | case T_IA5STRING: | |
3720 | case T_VISIBLESTRING: | |
3721 | case T_UTCTIME: | |
3722 | case T_GENERALIZEDTIME: | |
3723 | value->set_valuetype(Value::V_CSTR); | |
3724 | break; | |
3725 | default: | |
3726 | FATAL_ERROR("Type::chk_this_value_CStr()"); | |
3727 | } // switch | |
3728 | break; | |
3729 | case Value::V_CSTR: | |
3730 | switch (typetype) { | |
3731 | case T_USTR: | |
3732 | case T_UTF8STRING: | |
3733 | case T_BMPSTRING: | |
3734 | case T_UNIVERSALSTRING: | |
3735 | value->set_valuetype(Value::V_USTR); | |
3736 | break; | |
3737 | case T_TELETEXSTRING: | |
3738 | case T_VIDEOTEXSTRING: | |
3739 | case T_GRAPHICSTRING: | |
3740 | case T_OBJECTDESCRIPTOR: | |
3741 | case T_GENERALSTRING: | |
3742 | value->set_valuetype(Value::V_ISO2022STR); | |
3743 | break; | |
3744 | case T_CSTR: | |
3745 | case T_NUMERICSTRING: | |
3746 | case T_PRINTABLESTRING: | |
3747 | case T_IA5STRING: | |
3748 | case T_VISIBLESTRING: | |
3749 | case T_UTCTIME: | |
3750 | case T_GENERALIZEDTIME: | |
3751 | break; | |
3752 | default: | |
3753 | FATAL_ERROR("chk_this_value_CStr()"); | |
3754 | } // switch | |
3755 | break; | |
3756 | case Value::V_ISO2022STR: | |
3757 | switch (typetype) { | |
3758 | case T_USTR: | |
3759 | case T_UTF8STRING: | |
3760 | case T_BMPSTRING: | |
3761 | case T_UNIVERSALSTRING: | |
3762 | value->error("ISO-10646 string value was expected (instead of" | |
3763 | " ISO-2022 string)."); | |
3764 | value->set_valuetype(Value::V_ERROR); | |
3765 | break; | |
3766 | case T_TELETEXSTRING: | |
3767 | case T_VIDEOTEXSTRING: | |
3768 | case T_GRAPHICSTRING: | |
3769 | case T_OBJECTDESCRIPTOR: | |
3770 | case T_GENERALSTRING: | |
3771 | break; | |
3772 | case T_CSTR: | |
3773 | case T_NUMERICSTRING: | |
3774 | case T_PRINTABLESTRING: | |
3775 | case T_IA5STRING: | |
3776 | case T_VISIBLESTRING: | |
3777 | case T_UTCTIME: | |
3778 | case T_GENERALIZEDTIME: | |
3779 | value->set_valuetype(Value::V_ISO2022STR); | |
3780 | break; | |
3781 | default: | |
3782 | FATAL_ERROR("chk_this_value_CStr()"); | |
3783 | } // switch | |
3784 | break; | |
3785 | default: | |
3786 | value->error("character string value was expected"); | |
3787 | value->set_valuetype(Value::V_ERROR); | |
3788 | break; | |
3789 | } | |
3790 | } | |
3791 | ||
3792 | void Type::chk_this_value_OID(Value *value) | |
3793 | { | |
3794 | Value *v = value->get_value_refd_last(); | |
3795 | if (value->is_asn1()) { | |
3796 | if (value->is_ref()) { | |
3797 | Type *t = v->get_my_governor()->get_type_refd_last(); | |
3798 | if (t->get_typetype() != T_OID) { | |
3799 | value->error("(reference to) OBJECT IDENTIFIER value was " | |
3800 | "expected"); | |
3801 | value->set_valuetype(Value::V_ERROR); | |
3802 | return; | |
3803 | } | |
3804 | } | |
3805 | switch (v->get_valuetype()) { | |
3806 | case Value::V_OID: | |
3807 | break; | |
3808 | case Value::V_UNDEF_BLOCK: | |
3809 | if (v != value) FATAL_ERROR("Type::chk_this_value_OID()"); | |
3810 | v->set_valuetype(Value::V_OID); | |
3811 | v->chk(); | |
3812 | break; | |
3813 | default: | |
3814 | value->error("OBJECT IDENTIFIER value was expected"); | |
3815 | value->set_valuetype(Value::V_ERROR); | |
3816 | break; | |
3817 | } | |
3818 | } else { | |
3819 | switch (v->get_valuetype()) { | |
3820 | case Value::V_OID: | |
3821 | v->chk(); | |
3822 | break; | |
3823 | default: | |
3824 | value->error("objid value was expected"); | |
3825 | value->set_valuetype(Value::V_ERROR); | |
3826 | break; | |
3827 | } | |
3828 | } | |
3829 | } | |
3830 | ||
3831 | void Type::chk_this_value_ROID(Value *value) | |
3832 | { | |
3833 | Value *v = value->get_value_refd_last(); | |
3834 | if(value->is_ref()) { | |
3835 | Type *t = v->get_my_governor()->get_type_refd_last(); | |
3836 | if (t->get_typetype() != T_ROID) { | |
3837 | value->error("(reference to) RELATIVE-OID value was expected"); | |
3838 | value->set_valuetype(Value::V_ERROR); | |
3839 | return; | |
3840 | } | |
3841 | } | |
3842 | switch(v->get_valuetype()) { | |
3843 | case Value::V_ROID: | |
3844 | break; | |
3845 | case Value::V_UNDEF_BLOCK: | |
3846 | if (v != value) FATAL_ERROR("Type::chk_this_value_ROID()"); | |
3847 | v->set_valuetype(Value::V_ROID); | |
3848 | v->chk(); | |
3849 | break; | |
3850 | default: | |
3851 | value->error("RELATIVE-OID value was expected"); | |
3852 | value->set_valuetype(Value::V_ERROR); | |
3853 | break; | |
3854 | } | |
3855 | } | |
3856 | ||
3857 | void Type::chk_this_value_Any(Value *value) | |
3858 | { | |
3859 | Value *v = value->get_value_refd_last(); | |
3860 | if (value->is_asn1()) { | |
3861 | if (value->is_ref()) { | |
3862 | Type *t = v->get_my_governor()->get_type_refd_last(); | |
3863 | if(t->get_typetype()!=T_ANY && t->get_typetype()!=T_OSTR) { | |
3864 | value->error("(reference to) OCTET STRING or ANY type value" | |
3865 | " was expected"); | |
3866 | value->set_valuetype(Value::V_ERROR); | |
3867 | return; | |
3868 | } | |
3869 | } | |
3870 | switch(v->get_valuetype()) { | |
3871 | case Value::V_OSTR: | |
3872 | break; | |
3873 | case Value::V_HSTR: | |
3874 | if (v!=value) FATAL_ERROR("Type::chk_this_value_Any()"); | |
3875 | v->set_valuetype(Value::V_OSTR); | |
3876 | break; | |
3877 | default: | |
3878 | value->error("ANY (OCTET STRING) value was expected"); | |
3879 | value->set_valuetype(Value::V_ERROR); | |
3880 | break; | |
3881 | } | |
3882 | } | |
3883 | else { // is ttcn | |
3884 | switch(v->get_valuetype()) { | |
3885 | case Value::V_OSTR: | |
3886 | break; | |
3887 | default: | |
3888 | value->error("octetstring value was expected for ASN ANY type"); | |
3889 | value->set_valuetype(Value::V_ERROR); | |
3890 | break; | |
3891 | } | |
3892 | } | |
3893 | } | |
3894 | ||
3895 | /** Return a string containing the names of existing fields (components). | |
3896 | * | |
3897 | * @param t a Type object | |
3898 | * @return a string (l-value, temporary) | |
3899 | * @pre t must be a sequence, choice, set, anytype, open type | |
3900 | */ | |
3901 | static string actual_fields(Type& t) // alas, not even get_nof_comps() is const | |
3902 | { | |
3903 | static const string has_no(" has no "); | |
3904 | size_t ncomps = t.get_nof_comps(); | |
3905 | const string fields_or_comps(t.is_asn1() ? "components" : "fields"); | |
3906 | if (ncomps) { | |
3907 | string msg("Valid "); | |
3908 | msg += fields_or_comps; | |
3909 | msg += ": "; | |
3910 | msg += t.get_comp_byIndex(0)->get_name().get_dispname(); | |
3911 | for (size_t ci=1; ci < ncomps; ++ci) { | |
3912 | msg += ','; | |
3913 | msg += t.get_comp_byIndex(ci)->get_name().get_dispname(); | |
3914 | } | |
3915 | return msg; | |
3916 | } | |
3917 | else return t.get_fullname() + has_no + fields_or_comps; | |
3918 | } | |
3919 | ||
3920 | ||
3921 | bool Type::chk_this_value_Choice(Value *value, Common::Assignment *lhs, | |
3922 | expected_value_t expected_value, namedbool incomplete_allowed, namedbool implicit_omit) | |
3923 | { | |
3924 | bool self_ref = false; | |
3925 | switch(value->get_valuetype()) { | |
3926 | case Value::V_SEQ: | |
3927 | if (value->is_asn1()) { | |
3928 | value->error("CHOICE value was expected for type `%s'", | |
3929 | get_fullname().c_str()); | |
3930 | value->set_valuetype(Value::V_ERROR); | |
3931 | break; | |
3932 | } else { | |
3933 | // the valuetype can be ERROR if the value has no fields at all | |
3934 | if (value->get_valuetype() == Value::V_ERROR) return false; | |
3935 | // The value notation for TTCN record/union types | |
3936 | // cannot be distinguished during parsing. Now we know it's a union. | |
3937 | value->set_valuetype(Value::V_CHOICE); | |
3938 | } | |
3939 | // no break | |
3940 | case Value::V_CHOICE: { | |
3941 | const Identifier& alt_name = value->get_alt_name(); | |
3942 | if(!has_comp_withName(alt_name)) { | |
3943 | if (value->is_asn1()) { | |
3944 | value->error("Reference to non-existent alternative `%s' in CHOICE" | |
3945 | " value for type `%s'", | |
3946 | alt_name.get_dispname().c_str(), | |
3947 | get_fullname().c_str()); | |
3948 | } else { | |
3949 | value->error("Reference to non-existent field `%s' in union " | |
3950 | "value for type `%s'", | |
3951 | alt_name.get_dispname().c_str(), | |
3952 | get_fullname().c_str()); | |
3953 | } | |
3954 | value->set_valuetype(Value::V_ERROR); | |
3955 | value->note("%s", actual_fields(*this).c_str()); | |
3956 | return self_ref; | |
3957 | } | |
3958 | Type *alt_type = get_comp_byName(alt_name)->get_type(); | |
3959 | Value *alt_value = value->get_alt_value(); | |
3960 | Error_Context cntxt(value, "In value for %s `%s'", | |
3961 | value->is_asn1() ? "alternative" : "union field", | |
3962 | alt_name.get_dispname().c_str()); | |
3963 | alt_value->set_my_governor(alt_type); | |
3964 | alt_type->chk_this_value_ref(alt_value); | |
3965 | self_ref |= alt_type->chk_this_value(alt_value, lhs, expected_value, | |
3966 | incomplete_allowed, OMIT_NOT_ALLOWED, SUB_CHK, implicit_omit); | |
3967 | break;} | |
3968 | default: | |
3969 | value->error("%s value was expected for type `%s'", | |
3970 | value->is_asn1() ? "CHOICE" : "union", | |
3971 | get_fullname().c_str()); | |
3972 | value->set_valuetype(Value::V_ERROR); | |
3973 | break; | |
3974 | } | |
3975 | return self_ref; | |
3976 | } | |
3977 | ||
3978 | bool Type::chk_this_value_Se(Value *value, Common::Assignment *lhs, expected_value_t expected_value, | |
3979 | namedbool incomplete_allowed, namedbool implicit_omit) | |
3980 | { | |
3981 | if (value->is_asn1()) | |
3982 | return chk_this_value_Se_A(value, lhs, expected_value, implicit_omit); | |
3983 | else | |
3984 | return chk_this_value_Se_T(value, lhs, expected_value, incomplete_allowed, | |
3985 | implicit_omit); | |
3986 | } | |
3987 | ||
3988 | bool Type::chk_this_value_Se_T(Value *value, Common::Assignment *lhs, expected_value_t expected_value, | |
3989 | namedbool incomplete_allowed, namedbool implicit_omit) | |
3990 | { | |
3991 | switch (value->get_valuetype()) { | |
3992 | case Value::V_SEQ: | |
3993 | if (typetype == T_SET_A || typetype == T_SET_T) { | |
3994 | value->set_valuetype(Value::V_SET); | |
3995 | return chk_this_value_Set_T(value, lhs, expected_value, incomplete_allowed, | |
3996 | implicit_omit); | |
3997 | } else { | |
3998 | return chk_this_value_Seq_T(value, lhs, expected_value, incomplete_allowed, | |
3999 | implicit_omit); | |
4000 | } | |
4001 | break; | |
4002 | case Value::V_SEQOF: | |
4003 | if (typetype == T_SET_A || typetype == T_SET_T) { | |
4004 | if (value->get_nof_comps() == 0) { | |
4005 | if (get_nof_comps() == 0) { | |
4006 | value->set_valuetype(Value::V_SET); | |
4007 | } else { | |
4008 | value->error("A non-empty set value was expected for type `%s'", | |
4009 | get_fullname().c_str()); | |
4010 | value->set_valuetype(Value::V_ERROR); | |
4011 | } | |
4012 | } else { | |
4013 | // This will catch the indexed assignment notation as well. | |
4014 | value->error("Value list notation cannot be used for " | |
4015 | "%s type `%s'", typetype == T_SET_A ? "SET" : "set", | |
4016 | get_fullname().c_str()); | |
4017 | value->set_valuetype(Value::V_ERROR); | |
4018 | } | |
4019 | } else { | |
4020 | if (value->is_indexed()) { | |
4021 | value->error("Indexed assignment notation cannot be used for %s " | |
4022 | "type `%s'", typetype == T_SEQ_A | |
4023 | ? "SEQUENCE" : "record", | |
4024 | get_fullname().c_str()); | |
4025 | value->set_valuetype(Value::V_ERROR); | |
4026 | } else { | |
4027 | value->set_valuetype(Value::V_SEQ); | |
4028 | return chk_this_value_Seq_T(value, lhs, expected_value, incomplete_allowed, | |
4029 | implicit_omit); | |
4030 | } | |
4031 | } | |
4032 | break; | |
4033 | default: | |
4034 | value->error("%s value was expected for type `%s'", | |
4035 | typetype == T_SEQ_T ? "Record" : "Set", | |
4036 | get_fullname().c_str()); | |
4037 | value->set_valuetype(Value::V_ERROR); | |
4038 | break; | |
4039 | } | |
4040 | return false; | |
4041 | } | |
4042 | ||
4043 | bool Type::chk_this_value_Seq_T(Value *value, Common::Assignment *lhs, expected_value_t expected_value, | |
4044 | namedbool incomplete_allowed, namedbool implicit_omit) | |
4045 | { | |
4046 | bool self_ref = false; | |
4047 | map<string, NamedValue> comp_map; | |
4048 | // it is set to false if we have lost the ordering | |
4049 | bool in_synch = true; | |
4050 | const size_t n_type_comps = get_nof_comps(); | |
4051 | size_t n_value_comps = value->get_nof_comps(); | |
4052 | // for incomplete values | |
4053 | CompField *last_cf = 0; | |
4054 | size_t next_index = 0; | |
4055 | size_t seq_index = 0; | |
4056 | for (size_t v_i = 0; v_i < n_value_comps; v_i++, seq_index++) { | |
4057 | NamedValue *nv = value->get_se_comp_byIndex(v_i); | |
4058 | const Identifier& value_id = nv->get_name(); | |
4059 | const string& value_name = value_id.get_name(); | |
4060 | const char *value_dispname_str = value_id.get_dispname().c_str(); | |
4061 | if (!has_comp_withName(value_id)) { | |
4062 | nv->error("Reference to non-existent field `%s' in record value for " | |
4063 | "type `%s'", value_dispname_str, get_typename().c_str()); | |
4064 | nv->note("%s", actual_fields(*this).c_str()); | |
4065 | in_synch = false; | |
4066 | continue; | |
4067 | } else if (comp_map.has_key(value_name)) { | |
4068 | nv->error("Duplicate record field `%s'", value_dispname_str); | |
4069 | comp_map[value_name]->note("Field `%s' is already given here", | |
4070 | value_dispname_str); | |
4071 | in_synch = false; | |
4072 | } else comp_map.add(value_name, nv); | |
4073 | CompField *cf = get_comp_byName(value_id); | |
4074 | // check the ordering of fields | |
4075 | if (in_synch) { | |
4076 | if (incomplete_allowed) { | |
4077 | bool found = false; | |
4078 | for (size_t i = next_index; i < n_type_comps; i++) { | |
4079 | CompField *cf2 = get_comp_byIndex(i); | |
4080 | if (value_name == cf2->get_name().get_name()) { | |
4081 | last_cf = cf2; | |
4082 | next_index = i + 1; | |
4083 | found = true; | |
4084 | break; | |
4085 | } | |
4086 | } | |
4087 | if (!found) { | |
4088 | nv->error("Field `%s' cannot appear after field `%s' in record " | |
4089 | "value", value_dispname_str, | |
4090 | last_cf->get_name().get_dispname().c_str()); | |
4091 | in_synch = false; | |
4092 | } | |
4093 | } else { | |
4094 | // the value must be complete unless implicit omit is set | |
4095 | CompField *cf2 = get_comp_byIndex(seq_index); | |
4096 | CompField *cf2_orig = cf2; | |
4097 | while (implicit_omit && seq_index < n_type_comps && cf2 != cf && | |
4098 | cf2->get_is_optional()) | |
4099 | cf2 = get_comp_byIndex(++seq_index); | |
4100 | if (seq_index >= n_type_comps || cf2 != cf) { | |
4101 | nv->error("Unexpected field `%s' in record value, " | |
4102 | "expecting `%s'", value_dispname_str, | |
4103 | cf2_orig->get_name().get_dispname().c_str()); | |
4104 | in_synch = false; | |
4105 | } | |
4106 | } | |
4107 | } | |
4108 | Type *type = cf->get_type(); | |
4109 | Value *comp_value = nv->get_value(); | |
4110 | comp_value->set_my_governor(type); | |
4111 | if (comp_value->get_valuetype() == Value::V_NOTUSED) { | |
4112 | if (implicit_omit) { | |
4113 | comp_value->set_valuetype(Value::V_OMIT); | |
4114 | } else { | |
4115 | continue; | |
4116 | } | |
4117 | } | |
4118 | Error_Context cntxt(nv, "In value for record field `%s'", | |
4119 | value_dispname_str); | |
4120 | type->chk_this_value_ref(comp_value); | |
4121 | self_ref |= type->chk_this_value(comp_value, lhs, expected_value, incomplete_allowed, | |
4122 | cf->get_is_optional() ? OMIT_ALLOWED : OMIT_NOT_ALLOWED, SUB_CHK, implicit_omit); | |
4123 | } | |
4124 | if (!incomplete_allowed || implicit_omit) { | |
4125 | for (size_t i = 0; i < n_type_comps; i++) { | |
4126 | const Identifier& id = get_comp_byIndex(i)->get_name(); | |
4127 | if (!comp_map.has_key(id.get_name())) { | |
4128 | if (get_comp_byIndex(i)->get_is_optional() && implicit_omit) | |
4129 | value->add_se_comp(new NamedValue(new Identifier(id), | |
4130 | new Value(Value::V_OMIT))); | |
4131 | else if (!incomplete_allowed) | |
4132 | value->error("Field `%s' is missing from record value", | |
4133 | id.get_dispname().c_str()); | |
4134 | } | |
4135 | } | |
4136 | } | |
4137 | comp_map.clear(); | |
4138 | return self_ref; | |
4139 | } | |
4140 | ||
4141 | bool Type::chk_this_value_Set_T(Value *value, Common::Assignment *lhs, expected_value_t expected_value, | |
4142 | namedbool incomplete_allowed, namedbool implicit_omit) | |
4143 | { | |
4144 | bool self_ref = false; | |
4145 | map<string, NamedValue> comp_map; | |
4146 | size_t n_type_comps = get_nof_comps(); | |
4147 | size_t n_value_comps = value->get_nof_comps(); | |
4148 | for(size_t v_i = 0; v_i < n_value_comps; v_i++) { | |
4149 | NamedValue *nv = value->get_se_comp_byIndex(v_i); | |
4150 | const Identifier& value_id = nv->get_name(); | |
4151 | const string& value_name = value_id.get_name(); | |
4152 | const char *value_dispname_str = value_id.get_dispname().c_str(); | |
4153 | if (!has_comp_withName(value_id)) { | |
4154 | nv->error("Reference to non-existent field `%s' in set value for " | |
4155 | "type `%s'", value_dispname_str, get_typename().c_str()); | |
4156 | nv->note("%s", actual_fields(*this).c_str()); | |
4157 | continue; | |
4158 | } else if (comp_map.has_key(value_name)) { | |
4159 | nv->error("Duplicate set field `%s'", value_dispname_str); | |
4160 | comp_map[value_name]->note("Field `%s' is already given here", | |
4161 | value_dispname_str); | |
4162 | } else comp_map.add(value_name, nv); | |
4163 | CompField *cf = get_comp_byName(value_id); | |
4164 | Type *type = cf->get_type(); | |
4165 | Value *comp_value = nv->get_value(); | |
4166 | comp_value->set_my_governor(type); | |
4167 | if (comp_value->get_valuetype() == Value::V_NOTUSED) { | |
4168 | if (implicit_omit) { | |
4169 | comp_value->set_valuetype(Value::V_OMIT); | |
4170 | } else { | |
4171 | continue; | |
4172 | } | |
4173 | } | |
4174 | Error_Context cntxt(nv, "In value for set field `%s'", | |
4175 | value_dispname_str); | |
4176 | type->chk_this_value_ref(comp_value); | |
4177 | self_ref |= type->chk_this_value(comp_value, lhs, expected_value, incomplete_allowed, | |
4178 | cf->get_is_optional() ? OMIT_ALLOWED : OMIT_NOT_ALLOWED, SUB_CHK, implicit_omit); | |
4179 | } | |
4180 | if (!incomplete_allowed || implicit_omit) { | |
4181 | for (size_t i = 0; i < n_type_comps; i++) { | |
4182 | const Identifier& id = get_comp_byIndex(i)->get_name(); | |
4183 | if(!comp_map.has_key(id.get_name())) { | |
4184 | if (get_comp_byIndex(i)->get_is_optional() && implicit_omit) | |
4185 | value->add_se_comp(new NamedValue(new Identifier(id), | |
4186 | new Value(Value::V_OMIT))); | |
4187 | else if (!incomplete_allowed) | |
4188 | value->error("Field `%s' is missing from set value %s", | |
4189 | id.get_dispname().c_str(), implicit_omit ? "yes" : "no"); | |
4190 | } | |
4191 | } | |
4192 | } | |
4193 | comp_map.clear(); | |
4194 | return self_ref; | |
4195 | } | |
4196 | ||
4197 | bool Type::chk_this_value_Se_A(Value *value, Common::Assignment *lhs, expected_value_t expected_value, | |
4198 | namedbool implicit_omit) | |
4199 | { | |
4200 | if(value->get_valuetype()==Value::V_UNDEF_BLOCK) { | |
4201 | if(typetype == T_SEQ_A) value->set_valuetype(Value::V_SEQ); | |
4202 | else value->set_valuetype(Value::V_SET); | |
4203 | } // if V_UNDEF | |
4204 | switch(value->get_valuetype()) { | |
4205 | case Value::V_SEQ: | |
4206 | return chk_this_value_Seq_A(value, lhs, expected_value, implicit_omit); | |
4207 | case Value::V_SET: | |
4208 | return chk_this_value_Set_A(value, lhs, expected_value, implicit_omit); | |
4209 | default: | |
4210 | value->error("%s value was expected", | |
4211 | typetype == T_SEQ_A ? "SEQUENCE" : "SET"); | |
4212 | value->set_valuetype(Value::V_ERROR); | |
4213 | break; | |
4214 | } | |
4215 | return false; | |
4216 | } | |
4217 | ||
4218 | bool Type::chk_this_value_Seq_A(Value *value, Common::Assignment *lhs, expected_value_t expected_value, | |
4219 | namedbool implicit_omit) | |
4220 | { | |
4221 | bool self_ref = false; | |
4222 | map<string, NamedValue> comp_map; | |
4223 | // it is set to false if we have lost the ordering | |
4224 | bool in_synch = true; | |
4225 | size_t n_type_comps = u.secho.ctss->get_nof_comps(); | |
4226 | size_t n_value_comps = value->get_nof_comps(); | |
4227 | size_t t_i = 0; | |
4228 | for (size_t v_i = 0; v_i < n_value_comps; v_i++) { | |
4229 | NamedValue *nv = value->get_se_comp_byIndex(v_i); | |
4230 | const Identifier& value_id = nv->get_name(); | |
4231 | const string& value_name = value_id.get_name(); | |
4232 | const char *value_dispname_str = value_id.get_dispname().c_str(); | |
4233 | if (!u.secho.ctss->has_comp_withName(value_id)) { | |
4234 | nv->error("Reference to non-existent component `%s' of SEQUENCE " | |
4235 | "type `%s'", value_dispname_str, get_typename().c_str()); | |
4236 | nv->note("%s", actual_fields(*this).c_str()); | |
4237 | in_synch = false; | |
4238 | continue; | |
4239 | } else if (comp_map.has_key(value_name)) { | |
4240 | nv->error("Duplicate SEQUENCE component `%s'", value_dispname_str); | |
4241 | comp_map[value_name]->note("Component `%s' is already given here", | |
4242 | value_dispname_str); | |
4243 | in_synch = false; | |
4244 | } else comp_map.add(value_name, nv); | |
4245 | CompField *cf = u.secho.ctss->get_comp_byName(value_id); | |
4246 | if (in_synch) { | |
4247 | CompField *cf2 = 0; | |
4248 | for ( ; t_i < n_type_comps; t_i++) { | |
4249 | cf2 = u.secho.ctss->get_comp_byIndex(t_i); | |
4250 | if (cf2 == cf || (!cf2->get_is_optional() && !cf2->has_default() && | |
4251 | !implicit_omit)) | |
4252 | break; | |
4253 | } | |
4254 | if (cf2 != cf) { | |
4255 | if (t_i < n_type_comps) { | |
4256 | nv->error("Unexpected component `%s' in SEQUENCE value, " | |
4257 | "expecting `%s'", value_dispname_str, | |
4258 | cf2->get_name().get_dispname().c_str()); | |
4259 | } else { | |
4260 | nv->error("Unexpected component `%s' in SEQUENCE value", | |
4261 | value_dispname_str); | |
4262 | } | |
4263 | in_synch = false; | |
4264 | } else t_i++; | |
4265 | } | |
4266 | Type *type = cf->get_type(); | |
4267 | Error_Context cntxt(nv, "In value for SEQUENCE component `%s'", | |
4268 | value_dispname_str); | |
4269 | Value *comp_value = nv->get_value(); | |
4270 | comp_value->set_my_governor(type); | |
4271 | type->chk_this_value_ref(comp_value); | |
4272 | self_ref |= type->chk_this_value(comp_value, lhs, expected_value, | |
4273 | INCOMPLETE_NOT_ALLOWED, OMIT_NOT_ALLOWED, SUB_CHK, implicit_omit); | |
4274 | } | |
4275 | for (size_t i = 0; i < n_type_comps; i++) { | |
4276 | CompField *cf = u.secho.ctss->get_comp_byIndex(i); | |
4277 | const Identifier& id = cf->get_name(); | |
4278 | if (!comp_map.has_key(id.get_name())) { | |
4279 | if (!cf->get_is_optional() && !cf->has_default()) | |
4280 | value->error("Mandatory component `%s' is missing from SEQUENCE value", | |
4281 | id.get_dispname().c_str()); | |
4282 | else if (cf->get_is_optional() && implicit_omit) | |
4283 | value->add_se_comp(new NamedValue(new Identifier(id), | |
4284 | new Value(Value::V_OMIT))); | |
4285 | } | |
4286 | } | |
4287 | comp_map.clear(); | |
4288 | return self_ref; | |
4289 | } | |
4290 | ||
4291 | bool Type::chk_this_value_Set_A(Value *value, Common::Assignment *lhs, expected_value_t expected_value, | |
4292 | namedbool implicit_omit) | |
4293 | { | |
4294 | bool self_ref = false; | |
4295 | map<string, NamedValue> comp_map; | |
4296 | size_t n_type_comps = u.secho.ctss->get_nof_comps(); | |
4297 | size_t n_value_comps = value->get_nof_comps(); | |
4298 | for(size_t v_i = 0; v_i < n_value_comps; v_i++) { | |
4299 | NamedValue *nv = value->get_se_comp_byIndex(v_i); | |
4300 | const Identifier& value_id = nv->get_name(); | |
4301 | const string& value_name = value_id.get_name(); | |
4302 | const char *value_dispname_str = value_id.get_dispname().c_str(); | |
4303 | if (!u.secho.ctss->has_comp_withName(value_id)) { | |
4304 | value->error("Reference to non-existent component `%s' of SET type " | |
4305 | "`%s'", value_dispname_str, get_typename().c_str()); | |
4306 | nv->note("%s", actual_fields(*this).c_str()); | |
4307 | continue; | |
4308 | } else if (comp_map.has_key(value_name)) { | |
4309 | nv->error("Duplicate SET component `%s'", value_dispname_str); | |
4310 | comp_map[value_name]->note("Component `%s' is already given here", | |
4311 | value_dispname_str); | |
4312 | } else comp_map.add(value_name, nv); | |
4313 | Type *type = | |
4314 | u.secho.ctss->get_comp_byName(value_id)->get_type(); | |
4315 | Value *comp_value = nv->get_value(); | |
4316 | Error_Context cntxt(nv, "In value for SET component `%s'", | |
4317 | value_dispname_str); | |
4318 | comp_value->set_my_governor(type); | |
4319 | type->chk_this_value_ref(comp_value); | |
4320 | self_ref |= type->chk_this_value(comp_value, lhs, expected_value, | |
4321 | INCOMPLETE_NOT_ALLOWED, OMIT_NOT_ALLOWED, SUB_CHK, implicit_omit); | |
4322 | } | |
4323 | for (size_t i = 0; i < n_type_comps; i++) { | |
4324 | CompField *cf = u.secho.ctss->get_comp_byIndex(i); | |
4325 | const Identifier& id = cf->get_name(); | |
4326 | if (!comp_map.has_key(id.get_name())) { | |
4327 | if (!cf->get_is_optional() && !cf->has_default()) | |
4328 | value->error("Mandatory component `%s' is missing from SET value", | |
4329 | id.get_dispname().c_str()); | |
4330 | else if (cf->get_is_optional() && implicit_omit) | |
4331 | value->add_se_comp(new NamedValue(new Identifier(id), | |
4332 | new Value(Value::V_OMIT))); | |
4333 | } | |
4334 | } | |
4335 | comp_map.clear(); | |
4336 | return self_ref; | |
4337 | } | |
4338 | ||
4339 | bool Type::chk_this_value_SeOf(Value *value, Common::Assignment *lhs, expected_value_t expected_value, | |
4340 | namedbool incomplete_allowed, namedbool implicit_omit) | |
4341 | { | |
4342 | bool self_ref = false; | |
4343 | const char *valuetypename; | |
4344 | if (value->is_asn1()) { | |
4345 | if (typetype == T_SEQOF) valuetypename = "SEQUENCE OF"; | |
4346 | else valuetypename = "SET OF"; | |
4347 | } else { | |
4348 | if (typetype == T_SEQOF) valuetypename = "record of"; | |
4349 | else valuetypename = "set of"; | |
4350 | } | |
4351 | if (value->get_valuetype() == Value::V_UNDEF_BLOCK) { | |
4352 | if (typetype == T_SEQOF) value->set_valuetype(Value::V_SEQOF); | |
4353 | else value->set_valuetype(Value::V_SETOF); | |
4354 | } // if V_UNDEF | |
4355 | switch (value->get_valuetype()) { | |
4356 | case Value::V_SEQOF: | |
4357 | if (typetype == T_SETOF) value->set_valuetype(Value::V_SETOF); | |
4358 | // no break | |
4359 | case Value::V_SETOF: { | |
4360 | if (!value->is_indexed()) { | |
4361 | for (size_t i = 0; i < value->get_nof_comps(); i++) { | |
4362 | Value *v_comp = value->get_comp_byIndex(i); | |
4363 | Error_Context cntxt(v_comp, "In component #%lu", | |
4364 | (unsigned long)(i + 1)); | |
4365 | v_comp->set_my_governor(u.seof.ofType); | |
4366 | if (v_comp->get_valuetype() == Value::V_NOTUSED) { | |
4367 | if (!incomplete_allowed) | |
4368 | v_comp->error("Not used symbol `-' is not allowed in this " | |
4369 | "context"); | |
4370 | } else { | |
4371 | u.seof.ofType->chk_this_value_ref(v_comp); | |
4372 | self_ref |= u.seof.ofType->chk_this_value(v_comp, lhs, expected_value, | |
4373 | incomplete_allowed, OMIT_NOT_ALLOWED, SUB_CHK, implicit_omit); | |
4374 | } | |
4375 | } | |
4376 | } else { | |
4377 | // Only constant values with constant indicies can be checked at | |
4378 | // compile time. Constant expressions evaluated. | |
4379 | bool check_holes = expected_value == EXPECTED_CONSTANT; | |
4380 | Int max_index = -1; | |
4381 | map<Int, Int> index_map; | |
4382 | for (size_t i = 0; i < value->get_nof_comps(); i++) { | |
4383 | Error_Context cntxt(this, "In component #%lu", | |
4384 | (unsigned long)(i + 1)); | |
4385 | Value *val = value->get_comp_byIndex(i); | |
4386 | Value *index = value->get_index_byIndex(i); | |
4387 | index->chk_expr_int(expected_value); | |
4388 | if (index->get_valuetype() != Value::V_ERROR && | |
4389 | index->get_value_refd_last()->get_valuetype() == Value::V_INT) { | |
4390 | const int_val_t *index_int = index->get_value_refd_last() | |
4391 | ->get_val_Int(); | |
4392 | if (*index_int > INT_MAX) { | |
4393 | index->error("An integer value less than `%d' was expected for " | |
4394 | "indexing type `%s' instead of `%s'", INT_MAX, | |
4395 | get_typename().c_str(), | |
4396 | (index_int->t_str()).c_str()); | |
4397 | index->set_valuetype(Value::V_ERROR); | |
4398 | check_holes = false; | |
4399 | } else { | |
4400 | Int index_val = index_int->get_val(); | |
4401 | if (index_val < 0) { | |
4402 | index->error("A non-negative integer value was expected for " | |
4403 | "indexing type `%s' instead of `%s'", | |
4404 | get_typename().c_str(), | |
4405 | Int2string(index_val).c_str()); | |
4406 | index->set_valuetype(Value::V_ERROR); | |
4407 | check_holes = false; | |
4408 | } else if (index_map.has_key(index_val)) { | |
4409 | index->error("Duplicate index value `%s' for components `%s' " | |
4410 | "and `%s'", Int2string(index_val).c_str(), | |
4411 | Int2string((Int)i + 1).c_str(), | |
4412 | Int2string(*index_map[index_val]).c_str()); | |
4413 | index->set_valuetype(Value::V_ERROR); | |
4414 | check_holes = false; | |
4415 | } else { | |
4416 | index_map.add(index_val, new Int((Int)i + 1)); | |
4417 | if (max_index < index_val) | |
4418 | max_index = index_val; | |
4419 | } | |
4420 | } | |
4421 | } else { | |
4422 | // The index cannot be determined. | |
4423 | check_holes = false; | |
4424 | } | |
4425 | val->set_my_governor(u.seof.ofType); | |
4426 | u.seof.ofType->chk_this_value_ref(val); | |
4427 | self_ref |= u.seof.ofType->chk_this_value(val, lhs, expected_value, | |
4428 | incomplete_allowed, OMIT_NOT_ALLOWED, SUB_CHK); | |
4429 | } | |
4430 | if (check_holes) { | |
4431 | if ((size_t)max_index != index_map.size() - 1) { | |
4432 | value->error("It's not allowed to create hole(s) in constant " | |
4433 | "values"); | |
4434 | value->set_valuetype(Value::V_ERROR); | |
4435 | } | |
4436 | } | |
4437 | for (size_t i = 0; i < index_map.size(); i++) | |
4438 | delete index_map.get_nth_elem(i); | |
4439 | index_map.clear(); | |
4440 | } | |
4441 | break; } | |
4442 | default: | |
4443 | value->error("%s value was expected", valuetypename); | |
4444 | value->set_valuetype(Value::V_ERROR); | |
4445 | break; | |
4446 | } | |
4447 | return self_ref; | |
4448 | } | |
4449 | ||
4450 | void Type::chk_this_value_Verdict(Value *value) | |
4451 | { | |
4452 | Value *v = value->get_value_refd_last(); | |
4453 | switch (v->get_valuetype()) { | |
4454 | case Value::V_VERDICT: | |
4455 | break; | |
4456 | default: | |
4457 | value->error("verdict value was expected"); | |
4458 | value->set_valuetype(Value::V_ERROR); | |
4459 | break; | |
4460 | } | |
4461 | } | |
4462 | ||
4463 | /** \todo enhance to handle activate */ | |
4464 | void Type::chk_this_value_Default(Value *value) | |
4465 | { | |
4466 | switch (value->get_valuetype()) { | |
4467 | case Value::V_TTCN3_NULL: | |
4468 | value->set_valuetype(Value::V_DEFAULT_NULL); | |
4469 | break; | |
4470 | default: | |
4471 | value->error("default value was expected"); | |
4472 | value->set_valuetype(Value::V_ERROR); | |
4473 | break; | |
4474 | } | |
4475 | } | |
4476 | ||
4477 | bool Type::chk_this_value_Array(Value *value, Common::Assignment *lhs, expected_value_t expected_value, | |
4478 | namedbool incomplete_allowed, namedbool implicit_omit) | |
4479 | { | |
4480 | bool self_ref = false; | |
4481 | switch (value->get_valuetype()) { | |
4482 | case Value::V_SEQOF: | |
4483 | value->set_valuetype(Value::V_ARRAY); | |
4484 | // no break | |
4485 | case Value::V_ARRAY: { | |
4486 | size_t n_value_comps = value->get_nof_comps(); | |
4487 | Ttcn::ArrayDimension *dim = u.array.dimension; | |
4488 | if (!value->is_indexed()) { | |
4489 | // Value-list notation. | |
4490 | if (!dim->get_has_error()) { | |
4491 | size_t array_size = dim->get_size(); | |
4492 | if (array_size != n_value_comps) | |
4493 | value->error("Too %s elements in the array value: %lu was " | |
4494 | "expected instead of %lu", | |
4495 | array_size > n_value_comps ? "few" : "many", | |
4496 | (unsigned long)array_size, | |
4497 | (unsigned long)n_value_comps); | |
4498 | } | |
4499 | for (size_t i = 0; i < n_value_comps; i++) { | |
4500 | Error_Context cntxt(this, "In array element %lu", | |
4501 | (unsigned long)(i + 1)); | |
4502 | Value *v_comp = value->get_comp_byIndex(i); | |
4503 | v_comp->set_my_governor(u.array.element_type); | |
4504 | if (v_comp->get_valuetype() == Value::V_NOTUSED) { | |
4505 | if (!incomplete_allowed) | |
4506 | v_comp->error("Not used symbol `-' is not allowed in this " | |
4507 | "context"); | |
4508 | } else { | |
4509 | u.array.element_type->chk_this_value_ref(v_comp); | |
4510 | self_ref |= u.array.element_type->chk_this_value(v_comp, lhs, | |
4511 | expected_value, incomplete_allowed, OMIT_NOT_ALLOWED, SUB_CHK, | |
4512 | implicit_omit); | |
4513 | } | |
4514 | } | |
4515 | } else { | |
4516 | // Indexed-list notation. | |
4517 | bool array_size_known = !dim->get_has_error(); | |
4518 | bool check_holes = array_size_known | |
4519 | && expected_value == EXPECTED_CONSTANT; | |
4520 | size_t array_size = 0; | |
4521 | if (array_size_known) array_size = dim->get_size(); | |
4522 | map<Int, Int> index_map; | |
4523 | for (size_t i = 0; i < n_value_comps; i++) { | |
4524 | Error_Context cntxt(this, "In array element #%lu", | |
4525 | (unsigned long)(i + 1)); | |
4526 | Value *val = value->get_comp_byIndex(i); | |
4527 | Value *index = value->get_index_byIndex(i); | |
4528 | dim->chk_index(index, expected_value); | |
4529 | if (index->get_value_refd_last()->get_valuetype() == Value::V_INT) { | |
4530 | const int_val_t *index_int = index->get_value_refd_last() | |
4531 | ->get_val_Int(); | |
4532 | if (*index_int > INT_MAX) { | |
4533 | index->error("An integer value less than `%d' was expected for " | |
4534 | "indexing type `%s' instead of `%s'", INT_MAX, | |
4535 | get_typename().c_str(), | |
4536 | (index_int->t_str()).c_str()); | |
4537 | index->set_valuetype(Value::V_ERROR); | |
4538 | check_holes = false; | |
4539 | } else { | |
4540 | // Index overflows/underflows are already checked by | |
4541 | // ArrayDimensions::chk_index() at this point. The only thing | |
4542 | // we need to check is the uniqueness of constant index values. | |
4543 | Int index_val = index_int->get_val(); | |
4544 | if (index_map.has_key(index_val)) { | |
4545 | index->error("Duplicate index value `%s' for components `%s' " | |
4546 | "and `%s'", Int2string(index_val).c_str(), | |
4547 | Int2string((Int)i + 1).c_str(), | |
4548 | Int2string(*index_map[index_val]).c_str()); | |
4549 | index->set_valuetype(Value::V_ERROR); | |
4550 | check_holes = false; | |
4551 | } else { | |
4552 | index_map.add(index_val, new Int((Int)i + 1)); | |
4553 | } | |
4554 | } | |
4555 | } else { | |
4556 | check_holes = false; | |
4557 | } | |
4558 | val->set_my_governor(u.array.element_type); | |
4559 | u.array.element_type->chk_this_value_ref(val); | |
4560 | self_ref |= u.array.element_type->chk_this_value(val, lhs, expected_value, | |
4561 | incomplete_allowed, OMIT_NOT_ALLOWED, SUB_CHK, implicit_omit); | |
4562 | } | |
4563 | if (check_holes) { | |
4564 | if (index_map.size() < array_size) { | |
4565 | // It's a constant array assigned with constant index values. The | |
4566 | // # of constant index values doesn't reach the size of the array. | |
4567 | value->error("It's not allowed to create hole(s) in constant " | |
4568 | "values"); | |
4569 | value->set_valuetype(Value::V_ERROR); | |
4570 | } | |
4571 | } | |
4572 | for (size_t i = 0; i < index_map.size(); i++) | |
4573 | delete index_map.get_nth_elem(i); | |
4574 | index_map.clear(); | |
4575 | } | |
4576 | break; } | |
4577 | default: | |
4578 | value->error("array value was expected"); | |
4579 | value->set_valuetype(Value::V_ERROR); | |
4580 | break; | |
4581 | } | |
4582 | ||
4583 | return self_ref; | |
4584 | } | |
4585 | ||
4586 | bool Type::chk_this_value_Signature(Value *value, Common::Assignment *lhs, | |
4587 | expected_value_t expected_value, | |
4588 | namedbool incomplete_allowed) | |
4589 | { | |
4590 | bool self_ref = false; | |
4591 | switch(value->get_valuetype()) { | |
4592 | case Value::V_SEQOF: | |
4593 | value->set_valuetype(Value::V_SEQ); | |
4594 | // no break | |
4595 | case Value::V_SEQ:{ | |
4596 | map<string, NamedValue> comp_map; | |
4597 | // it is set to false if we have lost the ordering | |
4598 | bool in_synch = true; | |
4599 | size_t n_type_comps = get_nof_comps(); | |
4600 | size_t n_value_comps = value->get_nof_comps(); | |
4601 | // for incomplete values | |
4602 | CompField *last_cf = 0; | |
4603 | size_t next_index = 0; | |
4604 | for (size_t v_i = 0; v_i < n_value_comps; v_i++) { | |
4605 | NamedValue *nv = value->get_se_comp_byIndex(v_i); | |
4606 | const Identifier& value_id = nv->get_name(); | |
4607 | const string& value_name = value_id.get_name(); | |
4608 | const char *value_dispname_str = value_id.get_dispname().c_str(); | |
4609 | if (!has_comp_withName(value_id)) { | |
4610 | nv->error("Reference to non-existent parameter `%s' in signature value for " | |
4611 | "type `%s'", value_dispname_str, get_typename().c_str()); | |
4612 | in_synch = false; | |
4613 | continue; | |
4614 | } else if (comp_map.has_key(value_name)) { | |
4615 | nv->error("Duplicate signature parameter `%s'", value_dispname_str); | |
4616 | comp_map[value_name]->note("Parameter `%s' is already given here", | |
4617 | value_dispname_str); | |
4618 | in_synch = false; | |
4619 | } else comp_map.add(value_name, nv); | |
4620 | CompField *cf = get_comp_byName(value_id); | |
4621 | // check the ordering of fields | |
4622 | if (in_synch) { | |
4623 | if (incomplete_allowed) { | |
4624 | bool found = false; | |
4625 | for (size_t i = next_index; i < n_type_comps; i++) { | |
4626 | CompField *cf2 = get_comp_byIndex(i); | |
4627 | if (value_name == cf2->get_name().get_name()) { | |
4628 | last_cf = cf2; | |
4629 | next_index = i + 1; | |
4630 | found = true; | |
4631 | break; | |
4632 | } | |
4633 | } | |
4634 | if (!found) { | |
4635 | nv->error("Field `%s' cannot appear after parameter `%s' in signature " | |
4636 | "value", value_dispname_str, | |
4637 | last_cf->get_name().get_dispname().c_str()); | |
4638 | in_synch = false; | |
4639 | } | |
4640 | } else { | |
4641 | // the value must be complete | |
4642 | CompField *cf2 = get_comp_byIndex(v_i); | |
4643 | if (cf2 != cf) { | |
4644 | nv->error("Unexpected field `%s' in record value, " | |
4645 | "expecting `%s'", value_dispname_str, | |
4646 | cf2->get_name().get_dispname().c_str()); | |
4647 | in_synch = false; | |
4648 | } | |
4649 | } | |
4650 | } | |
4651 | Type *type = cf->get_type(); | |
4652 | Value *comp_value = nv->get_value(); | |
4653 | comp_value->set_my_governor(type); | |
4654 | Error_Context cntxt(nv, "In value for signature parameter `%s'", | |
4655 | value_dispname_str); | |
4656 | type->chk_this_value_ref(comp_value); | |
4657 | self_ref |= type->chk_this_value(comp_value, lhs, expected_value, | |
4658 | INCOMPLETE_NOT_ALLOWED, | |
4659 | cf->get_is_optional() ? OMIT_ALLOWED : OMIT_NOT_ALLOWED, SUB_CHK); | |
4660 | } | |
4661 | if (!incomplete_allowed) { | |
4662 | for (size_t i = 0; i < u.signature.parameters->get_nof_in_params(); i++) { | |
4663 | const Identifier& id = get_comp_byIndex(i)->get_name(); //u.signature.parameters->get_param_byIndex(n) | |
4664 | if (!comp_map.has_key(id.get_name()) && SignatureParam::PARAM_OUT != u.signature.parameters->get_in_param_byIndex(i)->get_direction()) { | |
4665 | value->error("Field `%s' is missing from signature value", | |
4666 | id.get_dispname().c_str()); | |
4667 | } | |
4668 | } | |
4669 | } | |
4670 | comp_map.clear(); | |
4671 | break;} | |
4672 | default: | |
4673 | value->error("Signature value was expected for type `%s'", | |
4674 | get_fullname().c_str()); | |
4675 | value->set_valuetype(Value::V_ERROR); | |
4676 | break; | |
4677 | } | |
4678 | ||
4679 | return self_ref; | |
4680 | } | |
4681 | ||
4682 | /** \todo enhance to handle mtc, system, etc. */ | |
4683 | void Type::chk_this_value_Component(Value *value) | |
4684 | { | |
4685 | switch (value->get_valuetype()) { | |
4686 | case Value::V_TTCN3_NULL: | |
4687 | value->set_valuetype_COMP_NULL(); | |
4688 | break; | |
4689 | case Value::V_EXPR: | |
4690 | if (value->get_optype() == Value::OPTYPE_COMP_NULL) | |
4691 | break; // set_valuetype_COMP_NULL was called already | |
4692 | // no break | |
4693 | default: | |
4694 | value->error("component reference value was expected"); | |
4695 | value->set_valuetype(Value::V_ERROR); | |
4696 | break; | |
4697 | } | |
4698 | } | |
4699 | ||
4700 | void Type::chk_this_value_FAT(Value *value) | |
4701 | { | |
4702 | switch (value->get_valuetype()) { | |
4703 | case Value::V_TTCN3_NULL: | |
4704 | value->set_valuetype(Value::V_FAT_NULL); | |
4705 | return; | |
4706 | case Value::V_REFER: | |
4707 | // see later | |
4708 | break; | |
4709 | case Value::V_FUNCTION: | |
4710 | case Value::V_ALTSTEP: | |
4711 | case Value::V_TESTCASE: | |
4712 | case Value::V_FAT_NULL: | |
4713 | // This function (chk_this_value_FAT) might have transformed the value | |
4714 | // from V_REFER or V_TTCN3_NULL to one of these. Return now, | |
4715 | // otherwise spurious errors are generated. | |
4716 | return; | |
4717 | default: | |
4718 | switch (typetype) { | |
4719 | case T_FUNCTION: | |
4720 | value->error("Reference to a function or external function was " | |
4721 | "expected"); | |
4722 | break; | |
4723 | case T_ALTSTEP: | |
4724 | value->error("Reference to an altstep was expected"); | |
4725 | break; | |
4726 | case T_TESTCASE: | |
4727 | value->error("Reference to a testcase was expected"); | |
4728 | break; | |
4729 | default: | |
4730 | FATAL_ERROR("Type::chk_this_value_FAT()"); | |
4731 | } | |
4732 | value->set_valuetype(Value::V_ERROR); | |
4733 | return; | |
4734 | } // switch valuetype | |
4735 | ||
4736 | // Here value->valuetype is V_REFER | |
4737 | Assignment *t_ass = value->get_refered()->get_refd_assignment(false); | |
4738 | if (!t_ass) { | |
4739 | value->set_valuetype(Value::V_ERROR); | |
4740 | return; | |
4741 | } | |
4742 | t_ass->chk(); | |
4743 | // check whether refers() points to the right definition | |
4744 | Assignment::asstype_t t_asstype = t_ass->get_asstype(); | |
4745 | switch (typetype) { | |
4746 | case T_FUNCTION: | |
4747 | switch (t_asstype) { | |
4748 | case Assignment::A_FUNCTION: | |
4749 | case Assignment::A_FUNCTION_RVAL: | |
4750 | case Assignment::A_FUNCTION_RTEMP: | |
4751 | case Assignment::A_EXT_FUNCTION: | |
4752 | case Assignment::A_EXT_FUNCTION_RVAL: | |
4753 | case Assignment::A_EXT_FUNCTION_RTEMP: | |
4754 | value->set_valuetype(Value::V_FUNCTION, t_ass); | |
4755 | break; | |
4756 | default: | |
4757 | value->error("Reference to a function or external function was " | |
4758 | "expected instead of %s", t_ass->get_description().c_str()); | |
4759 | value->set_valuetype(Value::V_ERROR); | |
4760 | return; | |
4761 | } | |
4762 | break; | |
4763 | case T_ALTSTEP: | |
4764 | if (t_ass->get_asstype() == Assignment::A_ALTSTEP) { | |
4765 | value->set_valuetype(Value::V_ALTSTEP, t_ass); | |
4766 | break; | |
4767 | } else { | |
4768 | value->error("Reference to an altstep was expected instead of %s", | |
4769 | t_ass->get_description().c_str()); | |
4770 | value->set_valuetype(Value::V_ERROR); | |
4771 | return; | |
4772 | } | |
4773 | case T_TESTCASE: | |
4774 | if (t_ass->get_asstype() == Assignment::A_TESTCASE) { | |
4775 | value->set_valuetype(Value::V_TESTCASE, t_ass); | |
4776 | break; | |
4777 | } else { | |
4778 | value->error("Reference to a testcase was expected instead of %s", | |
4779 | t_ass->get_description().c_str()); | |
4780 | value->set_valuetype(Value::V_ERROR); | |
4781 | return; | |
4782 | } | |
4783 | default: | |
4784 | FATAL_ERROR("Type::chk_this_value_FAT()"); | |
4785 | } | |
4786 | // comparison of formal parameter lists | |
4787 | { | |
4788 | Error_Context cntxt(value, "In comparing formal parameter lists of " | |
4789 | "type `%s' and %s", get_typename().c_str(), | |
4790 | t_ass->get_description().c_str()); | |
4791 | u.fatref.fp_list->chk_compatibility(t_ass->get_FormalParList(), | |
4792 | get_typename().c_str()); | |
4793 | } | |
4794 | // comparison of 'runs on' clauses | |
4795 | Type *t_runs_on_type = t_ass->get_RunsOnType(); | |
4796 | if (t_runs_on_type) { | |
4797 | if (u.fatref.runs_on.self) { | |
4798 | if (u.fatref.runs_on.ref) { | |
4799 | FATAL_ERROR("Type::chk_this_value_FAT()"); | |
4800 | } else { // "runs on self" case | |
4801 | // check against the runs on component type of the scope of the value | |
4802 | Scope* value_scope = value->get_my_scope(); | |
4803 | if (!value_scope) FATAL_ERROR("Type::chk_this_value_FAT()"); | |
4804 | Ttcn::RunsOnScope *t_ros = value_scope->get_scope_runs_on(); | |
4805 | if (t_ros) { | |
4806 | Type *scope_comptype = t_ros->get_component_type(); | |
4807 | if (!t_runs_on_type->is_compatible(scope_comptype, NULL)) { | |
4808 | value->error("Runs on clause mismatch: type `%s' has a " | |
4809 | "'runs on self' clause and the current scope expects component " | |
4810 | "type `%s', but %s runs on `%s'", get_typename().c_str(), | |
4811 | scope_comptype->get_typename().c_str(), | |
4812 | t_ass->get_description().c_str(), | |
4813 | t_runs_on_type->get_typename().c_str()); | |
4814 | } | |
4815 | } else { // does not have 'runs on' clause | |
4816 | // if the value's scope is a component body then check the runs on | |
4817 | // compatibility using this component type as the scope | |
4818 | ComponentTypeBody* ct_body = | |
4819 | dynamic_cast<ComponentTypeBody*>(value_scope); | |
4820 | if (ct_body) { | |
4821 | if (!t_runs_on_type->is_compatible(ct_body->get_my_type(), NULL)) { | |
4822 | value->error("Runs on clause mismatch: type `%s' has a " | |
4823 | "'runs on self' clause and the current component definition " | |
4824 | "is of type `%s', but %s runs on `%s'", | |
4825 | get_typename().c_str(), | |
4826 | ct_body->get_my_type()->get_typename().c_str(), | |
4827 | t_ass->get_description().c_str(), | |
4828 | t_runs_on_type->get_typename().c_str()); | |
4829 | } | |
4830 | } else { | |
4831 | value->error("Type `%s' has a 'runs on self' clause and the " | |
4832 | "current scope does not have a 'runs on' clause, " | |
4833 | "but %s runs on `%s'", get_typename().c_str(), | |
4834 | t_ass->get_description().c_str(), | |
4835 | t_runs_on_type->get_typename().c_str()); | |
4836 | } | |
4837 | } | |
4838 | } | |
4839 | } else { | |
4840 | if (u.fatref.runs_on.ref) { | |
4841 | if (u.fatref.runs_on.type && | |
4842 | !t_runs_on_type->is_compatible(u.fatref.runs_on.type, NULL)) { | |
4843 | value->error("Runs on clause mismatch: type `%s' expects component " | |
4844 | "type `%s', but %s runs on `%s'", get_typename().c_str(), | |
4845 | u.fatref.runs_on.type->get_typename().c_str(), | |
4846 | t_ass->get_description().c_str(), | |
4847 | t_runs_on_type->get_typename().c_str()); | |
4848 | } | |
4849 | } else { | |
4850 | value->error("Type `%s' does not have 'runs on' clause, but %s runs " | |
4851 | "on `%s'", get_typename().c_str(), t_ass->get_description().c_str(), | |
4852 | t_runs_on_type->get_typename().c_str()); | |
4853 | } | |
4854 | } | |
4855 | } | |
4856 | if (typetype == T_TESTCASE) { | |
4857 | // comparison of system clauses | |
4858 | Ttcn::Def_Testcase *t_testcase = dynamic_cast<Ttcn::Def_Testcase*>(t_ass); | |
4859 | if (!t_testcase) FATAL_ERROR("Type::chk_this_value_FAT()"); | |
4860 | Type *t_system_type = t_testcase->get_SystemType(); | |
4861 | // if the system clause is missing we shall examine the component type | |
4862 | // that is given in the 'runs on' clause | |
4863 | if (!t_system_type) t_system_type = t_runs_on_type; | |
4864 | Type *my_system_type = | |
4865 | u.fatref.system.ref ? u.fatref.system.type : u.fatref.runs_on.type; | |
4866 | if (t_system_type && my_system_type && | |
4867 | !t_system_type->is_compatible(my_system_type, NULL)) { | |
4868 | value->error("System clause mismatch: testcase type `%s' expects " | |
4869 | "component type `%s', but %s has `%s'", get_typename().c_str(), | |
4870 | my_system_type->get_typename().c_str(), | |
4871 | t_ass->get_description().c_str(), | |
4872 | t_system_type->get_typename().c_str()); | |
4873 | } | |
4874 | } else if (typetype == T_FUNCTION) { | |
4875 | // comparison of return types | |
4876 | bool t_returns_template = false; | |
4877 | switch (t_asstype) { | |
4878 | case Assignment::A_FUNCTION: | |
4879 | case Assignment::A_EXT_FUNCTION: | |
4880 | if (u.fatref.return_type) { | |
4881 | value->error("Type `%s' expects a function or external function " | |
4882 | "that returns a %s of type `%s', but %s does not have return type", | |
4883 | get_typename().c_str(), | |
4884 | u.fatref.returns_template ? "template" : "value", | |
4885 | u.fatref.return_type->get_typename().c_str(), | |
4886 | t_ass->get_description().c_str()); | |
4887 | } | |
4888 | break; | |
4889 | case Assignment::A_FUNCTION_RTEMP: | |
4890 | case Assignment::A_EXT_FUNCTION_RTEMP: { | |
4891 | // comparison of template restrictions | |
4892 | Ttcn::Def_Function_Base* dfb = | |
4893 | dynamic_cast<Ttcn::Def_Function_Base*>(t_ass); | |
4894 | if (!dfb) FATAL_ERROR("Type::chk_this_value_FAT()"); | |
4895 | template_restriction_t refd_tr = dfb->get_template_restriction(); | |
4896 | if (refd_tr!=u.fatref.template_restriction) { | |
4897 | value->error("Type `%s' expects a function or external function " | |
4898 | "that returns a template with %s restriction, " | |
4899 | "but %s returns a template with %s restriction", | |
4900 | get_typename().c_str(), | |
4901 | u.fatref.template_restriction==TR_NONE ? "no" : | |
4902 | Template::get_restriction_name(u.fatref.template_restriction), | |
4903 | t_ass->get_description().c_str(), | |
4904 | refd_tr==TR_NONE ? "no" : Template::get_restriction_name(refd_tr)); | |
4905 | } | |
4906 | } | |
4907 | t_returns_template = true; | |
4908 | // no break | |
4909 | case Assignment::A_FUNCTION_RVAL: | |
4910 | case Assignment::A_EXT_FUNCTION_RVAL: | |
4911 | if (u.fatref.return_type) { | |
4912 | Type *t_return_type = t_ass->get_Type(); | |
4913 | if (!u.fatref.return_type->is_identical(t_return_type)) { | |
4914 | value->error("Return type mismatch: type `%s' expects a function " | |
4915 | "or external function that returns a %s of type `%s', but %s " | |
4916 | "returns a %s of type `%s'", get_typename().c_str(), | |
4917 | u.fatref.returns_template ? "template" : "value", | |
4918 | u.fatref.return_type->get_typename().c_str(), | |
4919 | t_ass->get_description().c_str(), | |
4920 | t_returns_template ? "template" : "value", | |
4921 | t_return_type->get_typename().c_str()); | |
4922 | } else if (u.fatref.return_type->get_sub_type() && t_return_type->get_sub_type() && | |
4923 | (u.fatref.return_type->get_sub_type()->get_subtypetype()==t_return_type->get_sub_type()->get_subtypetype()) && | |
4924 | (!u.fatref.return_type->get_sub_type()->is_compatible(t_return_type->get_sub_type()))) { | |
4925 | // TODO: maybe equivalence should be checked, or maybe that is too strict | |
4926 | value->error("Return type subtype mismatch: subtype %s has no common value with subtype %s", | |
4927 | u.fatref.return_type->get_sub_type()->to_string().c_str(), | |
4928 | t_return_type->get_sub_type()->to_string().c_str()); | |
4929 | } else if (u.fatref.returns_template != t_returns_template) { | |
4930 | value->error("Type `%s' expects a function or external function " | |
4931 | "that returns a %s of type `%s', but %s returns a %s", | |
4932 | get_typename().c_str(), | |
4933 | u.fatref.returns_template ? "template" : "value", | |
4934 | u.fatref.return_type->get_typename().c_str(), | |
4935 | t_ass->get_description().c_str(), | |
4936 | t_returns_template ? "template" : "value"); | |
4937 | } | |
4938 | } else { | |
4939 | value->error("Type `%s' expects a function or external function " | |
4940 | "without return type, but %s returns a %s of type `%s'", | |
4941 | get_typename().c_str(), t_ass->get_description().c_str(), | |
4942 | t_returns_template ? "template" : "value", | |
4943 | t_ass->get_Type()->get_typename().c_str()); | |
4944 | } | |
4945 | break; | |
4946 | default: | |
4947 | FATAL_ERROR("Type::chk_this_value_FAT()"); | |
4948 | } | |
4949 | } | |
4950 | } | |
4951 | ||
4952 | void Type::chk_this_template_length_restriction(Template *t) | |
4953 | { | |
4954 | Ttcn::LengthRestriction *lr = t->get_length_restriction(); | |
4955 | if (!lr) FATAL_ERROR("Type::chk_this_template_length_restriction()"); | |
4956 | // first check the length restriction itself | |
4957 | lr->chk(EXPECTED_DYNAMIC_VALUE); | |
4958 | if (is_ref()) { | |
4959 | /** \todo check lr against the length subtype constraint of this */ | |
4960 | get_type_refd()->chk_this_template_length_restriction(t); | |
4961 | return; | |
4962 | } | |
4963 | typetype_t tt = get_typetype_ttcn3(typetype); | |
4964 | switch (tt) { | |
4965 | case T_ERROR: | |
4966 | case T_PORT: | |
4967 | // return silently, the type of the template is erroneous anyway | |
4968 | return; | |
4969 | case T_ARRAY: | |
4970 | lr->chk_array_size(u.array.dimension); | |
4971 | /* no break */ | |
4972 | case T_BSTR: | |
4973 | case T_HSTR: | |
4974 | case T_OSTR: | |
4975 | case T_CSTR: | |
4976 | case T_USTR: | |
4977 | case T_SETOF: | |
4978 | case T_SEQOF: | |
4979 | // length restriction is allowed for these types | |
4980 | break; | |
4981 | default: | |
4982 | lr->error("Length restriction cannot be used in a template of type `%s'", | |
4983 | get_typename().c_str()); | |
4984 | return; | |
4985 | } | |
4986 | // check whether the number of elements in t is in accordance with lr | |
4987 | Template *t_last = t->get_template_refd_last(); | |
4988 | switch (t_last->get_templatetype()) { | |
4989 | case Ttcn::Template::OMIT_VALUE: | |
4990 | lr->error("Length restriction cannot be used with omit value"); | |
4991 | break; | |
4992 | case Ttcn::Template::SPECIFIC_VALUE: { | |
4993 | Value *v_last = t_last->get_specific_value()->get_value_refd_last(); | |
4994 | switch (v_last->get_valuetype()) { | |
4995 | case Value::V_BSTR: | |
4996 | if (tt == T_BSTR) | |
4997 | lr->chk_nof_elements(v_last->get_val_strlen(), false, *t, "string"); | |
4998 | break; | |
4999 | case Value::V_HSTR: | |
5000 | if (tt == T_HSTR) | |
5001 | lr->chk_nof_elements(v_last->get_val_strlen(), false, *t, "string"); | |
5002 | break; | |
5003 | case Value::V_OSTR: | |
5004 | if (tt == T_OSTR) | |
5005 | lr->chk_nof_elements(v_last->get_val_strlen(), false, *t, "string"); | |
5006 | break; | |
5007 | case Value::V_CSTR: | |
5008 | if (tt == T_CSTR || tt == T_USTR) | |
5009 | lr->chk_nof_elements(v_last->get_val_strlen(), false, *t, "string"); | |
5010 | break; | |
5011 | case Value::V_USTR: | |
5012 | if (tt == T_USTR) | |
5013 | lr->chk_nof_elements(v_last->get_val_strlen(), false, *t, "string"); | |
5014 | break; | |
5015 | case Value::V_SEQOF: | |
5016 | if (tt == T_SEQOF) | |
5017 | lr->chk_nof_elements(v_last->get_nof_comps(), false, *t, "value"); | |
5018 | break; | |
5019 | case Value::V_SETOF: | |
5020 | if (tt == T_SETOF) | |
5021 | lr->chk_nof_elements(v_last->get_nof_comps(), false, *t, "value"); | |
5022 | break; | |
5023 | // note: do not check array values | |
5024 | // they are already verified against the array size | |
5025 | case Value::V_OMIT: | |
5026 | lr->error("Length restriction cannot be used with omit value"); | |
5027 | default: | |
5028 | // we cannot verify anything on other value types | |
5029 | // they are either correct or not applicable to the type | |
5030 | break; | |
5031 | } | |
5032 | break; } | |
5033 | case Ttcn::Template::TEMPLATE_LIST: | |
5034 | if (tt == T_SEQOF || tt == T_SETOF) | |
5035 | lr->chk_nof_elements(t_last->get_nof_comps_not_anyornone(), | |
5036 | t_last->temps_contains_anyornone_symbol(), *t, "template"); | |
5037 | // note: do not check array templates | |
5038 | // they are already verified against the array size | |
5039 | break; | |
5040 | case Ttcn::Template::SUPERSET_MATCH: | |
5041 | if (tt == T_SETOF) | |
5042 | lr->chk_nof_elements(t_last->get_nof_comps_not_anyornone(), true, | |
5043 | *t, "template"); | |
5044 | break; | |
5045 | case Ttcn::Template::BSTR_PATTERN: | |
5046 | if (tt == T_BSTR) | |
5047 | lr->chk_nof_elements(t_last->get_min_length_of_pattern(), | |
5048 | t_last->pattern_contains_anyornone_symbol(), *t, "string"); | |
5049 | break; | |
5050 | case Ttcn::Template::HSTR_PATTERN: | |
5051 | if (tt == T_HSTR) | |
5052 | lr->chk_nof_elements(t_last->get_min_length_of_pattern(), | |
5053 | t_last->pattern_contains_anyornone_symbol(), *t, "string"); | |
5054 | break; | |
5055 | case Ttcn::Template::OSTR_PATTERN: | |
5056 | if (tt == T_OSTR) | |
5057 | lr->chk_nof_elements(t_last->get_min_length_of_pattern(), | |
5058 | t_last->pattern_contains_anyornone_symbol(), *t, "string"); | |
5059 | break; | |
5060 | case Ttcn::Template::CSTR_PATTERN: | |
5061 | if (tt == T_CSTR || tt == T_USTR) | |
5062 | lr->chk_nof_elements(t_last->get_min_length_of_pattern(), | |
5063 | t_last->pattern_contains_anyornone_symbol(), *t, "string"); | |
5064 | break; | |
5065 | default: | |
5066 | // We cannot verify anything on other matching mechanisms. | |
5067 | // They are either correct or not applicable to the type. | |
5068 | break; | |
5069 | } | |
5070 | } | |
5071 | ||
5072 | void Type::chk_this_template_ref(Template *t) | |
5073 | { | |
5074 | switch (t->get_templatetype()) { | |
5075 | case Ttcn::Template::SPECIFIC_VALUE: { | |
5076 | // if (t->get_templatetype() != Ttcn::Template::SPECIFIC_VALUE) return; | |
5077 | Value *v = t->get_specific_value(); | |
5078 | chk_this_value_ref(v); | |
5079 | switch (v->get_valuetype()) { | |
5080 | case Value::V_REFD: { | |
5081 | // Do not check the actual parameter list of the reference yet to avoid | |
5082 | // endless recursion in case of embedded circular references. | |
5083 | // The parameter lists will be verified later. | |
5084 | Assignment *ass = v->get_reference()->get_refd_assignment(false); | |
5085 | if (ass) { | |
5086 | switch (ass->get_asstype()) { | |
5087 | case Assignment::A_VAR_TEMPLATE: { | |
5088 | Type* type = ass->get_Type(); | |
5089 | switch (type->typetype) { | |
5090 | case T_BSTR: | |
5091 | case T_BSTR_A: | |
5092 | case T_HSTR: | |
5093 | case T_OSTR: | |
5094 | case T_CSTR: | |
5095 | case T_USTR: | |
5096 | case T_UTF8STRING: | |
5097 | case T_NUMERICSTRING: | |
5098 | case T_PRINTABLESTRING: | |
5099 | case T_TELETEXSTRING: | |
5100 | case T_VIDEOTEXSTRING: | |
5101 | case T_IA5STRING: | |
5102 | case T_GRAPHICSTRING: | |
5103 | case T_VISIBLESTRING: | |
5104 | case T_GENERALSTRING: | |
5105 | case T_UNIVERSALSTRING: | |
5106 | case T_BMPSTRING: | |
5107 | case T_UTCTIME: | |
5108 | case T_GENERALIZEDTIME: | |
5109 | case T_OBJECTDESCRIPTOR: { | |
5110 | // TR 921 (indexing of template strings) | |
5111 | Ttcn::FieldOrArrayRefs *subrefs = v->get_reference() | |
5112 | ->get_subrefs(); | |
5113 | if (!subrefs) break; | |
5114 | size_t nof_subrefs = subrefs->get_nof_refs(); | |
5115 | if (nof_subrefs > 0) { | |
5116 | Ttcn::FieldOrArrayRef *last_ref = subrefs | |
5117 | ->get_ref(nof_subrefs - 1); | |
5118 | if (last_ref->get_type() == Ttcn::FieldOrArrayRef::ARRAY_REF) { | |
5119 | t->error("Reference to %s can not be indexed", | |
5120 | (ass->get_description()).c_str()); | |
5121 | t->set_templatetype(Ttcn::Template::TEMPLATE_ERROR); | |
5122 | return; | |
5123 | } | |
5124 | } | |
5125 | break; } | |
5126 | default: | |
5127 | break; | |
5128 | } | |
5129 | } | |
5130 | case Assignment::A_MODULEPAR_TEMP: | |
5131 | case Assignment::A_TEMPLATE: | |
5132 | case Assignment::A_PAR_TEMPL_IN: | |
5133 | case Assignment::A_PAR_TEMPL_OUT: | |
5134 | case Assignment::A_PAR_TEMPL_INOUT: | |
5135 | case Assignment::A_FUNCTION_RTEMP: | |
5136 | case Assignment::A_EXT_FUNCTION_RTEMP: | |
5137 | t->set_templatetype(Ttcn::Template::TEMPLATE_REFD); | |
5138 | default: | |
5139 | break; | |
5140 | } | |
5141 | } else t->set_templatetype(Ttcn::Template::TEMPLATE_ERROR); | |
5142 | break; } | |
5143 | case Value::V_INVOKE: { | |
5144 | Type *t2 = v->get_invoked_type(Type::EXPECTED_TEMPLATE); | |
5145 | if(t2 && t2->get_type_refd_last()->get_returns_template()) | |
5146 | t->set_templatetype(Ttcn::Template::TEMPLATE_INVOKE); | |
5147 | break; } | |
5148 | default: | |
5149 | break; | |
5150 | } | |
5151 | break; | |
5152 | } | |
5153 | case Ttcn::Template::TEMPLATE_REFD: { | |
5154 | // Do not check the actual parameter list of the reference yet to avoid | |
5155 | // endless recursion in case of embedded circular references. | |
5156 | // The parameter lists will be verified later. | |
5157 | Assignment *ass = t->get_reference()->get_refd_assignment(false); | |
5158 | if (ass) { | |
5159 | switch (ass->get_asstype()) { | |
5160 | case Assignment::A_VAR_TEMPLATE: { | |
5161 | Type* type = ass->get_Type(); | |
5162 | switch (type->typetype) { | |
5163 | case T_BSTR: | |
5164 | case T_BSTR_A: | |
5165 | case T_HSTR: | |
5166 | case T_OSTR: | |
5167 | case T_CSTR: | |
5168 | case T_USTR: | |
5169 | case T_UTF8STRING: | |
5170 | case T_NUMERICSTRING: | |
5171 | case T_PRINTABLESTRING: | |
5172 | case T_TELETEXSTRING: | |
5173 | case T_VIDEOTEXSTRING: | |
5174 | case T_IA5STRING: | |
5175 | case T_GRAPHICSTRING: | |
5176 | case T_VISIBLESTRING: | |
5177 | case T_GENERALSTRING: | |
5178 | case T_UNIVERSALSTRING: | |
5179 | case T_BMPSTRING: | |
5180 | case T_UTCTIME: | |
5181 | case T_GENERALIZEDTIME: | |
5182 | case T_OBJECTDESCRIPTOR: { | |
5183 | // TR 921 (indexing of template strings) | |
5184 | Ttcn::FieldOrArrayRefs *subrefs = t->get_reference() | |
5185 | ->get_subrefs(); | |
5186 | if (!subrefs) break; | |
5187 | size_t nof_subrefs = subrefs->get_nof_refs(); | |
5188 | if (nof_subrefs > 0) { | |
5189 | Ttcn::FieldOrArrayRef *last_ref = subrefs | |
5190 | ->get_ref(nof_subrefs - 1); | |
5191 | if (last_ref->get_type() == Ttcn::FieldOrArrayRef::ARRAY_REF) { | |
5192 | t->error("Reference to %s can not be indexed", | |
5193 | (ass->get_description()).c_str()); | |
5194 | t->set_templatetype(Ttcn::Template::TEMPLATE_ERROR); | |
5195 | return; | |
5196 | } | |
5197 | } | |
5198 | break; } | |
5199 | default: | |
5200 | break; | |
5201 | } | |
5202 | } | |
5203 | case Assignment::A_MODULEPAR_TEMP: | |
5204 | case Assignment::A_TEMPLATE: | |
5205 | case Assignment::A_PAR_TEMPL_IN: | |
5206 | case Assignment::A_PAR_TEMPL_OUT: | |
5207 | case Assignment::A_PAR_TEMPL_INOUT: | |
5208 | case Assignment::A_FUNCTION_RTEMP: | |
5209 | case Assignment::A_EXT_FUNCTION_RTEMP: | |
5210 | t->set_templatetype(Ttcn::Template::TEMPLATE_REFD); | |
5211 | default: | |
5212 | break; | |
5213 | } | |
5214 | } else t->set_templatetype(Ttcn::Template::TEMPLATE_ERROR); | |
5215 | } | |
5216 | break; | |
5217 | default: | |
5218 | return; | |
5219 | } | |
5220 | } | |
5221 | ||
5222 | bool Type::chk_this_template_ref_pard(Ttcn::Ref_pard* ref_pard, Common::Assignment* lhs) | |
5223 | { | |
5224 | // Check if the reference on the left hand side of the assignment can be found | |
5225 | // among the parameters | |
5226 | Ttcn::ActualParList* par_list = ref_pard->get_parlist(); | |
5227 | if (par_list) { | |
5228 | size_t nof_pars = par_list->get_nof_pars(); | |
5229 | for (size_t i = 0; i < nof_pars; ++i) { | |
5230 | Ttcn::ActualPar* par = par_list->get_par(i); | |
5231 | Ttcn::Ref_base* par_ref = 0; | |
5232 | switch(par->get_selection()) { | |
5233 | case Ttcn::ActualPar::AP_TEMPLATE: { | |
5234 | Ttcn::TemplateInstance* temp_ins = par->get_TemplateInstance(); | |
5235 | Ttcn::Template* temp = temp_ins->get_Template(); | |
5236 | if (temp->get_templatetype() == Ttcn::Template::TEMPLATE_REFD) { | |
5237 | par_ref = temp->get_reference(); | |
5238 | } | |
5239 | break; | |
5240 | } | |
5241 | case Ttcn::ActualPar::AP_REF: { | |
5242 | par_ref = par->get_Ref(); | |
5243 | break; | |
5244 | } | |
5245 | default: | |
5246 | break; | |
5247 | } | |
5248 | ||
5249 | if (par_ref != 0) { | |
5250 | Common::Assignment* ass = par_ref->get_refd_assignment(true); // also check parameters if there are any | |
5251 | if (ass == lhs) | |
5252 | return true; | |
5253 | ||
5254 | // In case a parameter is another function call / parametrised template | |
5255 | // check their parameters as well | |
5256 | if (ass->get_asstype() == Assignment::A_FUNCTION_RTEMP || | |
5257 | ass->get_asstype() == Assignment::A_EXT_FUNCTION_RTEMP || | |
5258 | ass->get_asstype() == Assignment::A_TEMPLATE) { | |
5259 | ref_pard = dynamic_cast<Ttcn::Ref_pard*>(par_ref); | |
5260 | if (ref_pard && chk_this_template_ref_pard(ref_pard, lhs)) | |
5261 | return true; | |
5262 | } | |
5263 | } | |
5264 | } | |
5265 | } | |
5266 | return false; | |
5267 | } | |
5268 | ||
5269 | bool Type::chk_this_template_generic(Template *t, namedbool incomplete_allowed, | |
5270 | namedbool allow_omit, namedbool allow_any_or_omit, namedbool sub_chk, | |
5271 | namedbool implicit_omit, Common::Assignment *lhs) | |
5272 | { | |
5273 | bool self_ref = false; | |
5274 | if (!allow_omit && t->get_template_refd_last()->get_templatetype() == | |
5275 | Ttcn::Template::OMIT_VALUE) { | |
5276 | t->error("`omit' value is not allowed in this context"); | |
5277 | } | |
5278 | if (!allow_any_or_omit && t->get_template_refd_last()->get_templatetype() == | |
5279 | Ttcn::Template::ANY_OR_OMIT) { | |
5280 | t->warning("Using `*' for mandatory field"); | |
5281 | } | |
5282 | ||
5283 | Ttcn::Template::templatetype_t temptype = t->get_templatetype(); | |
5284 | switch(temptype) { | |
5285 | case Ttcn::Template::TEMPLATE_ERROR: | |
5286 | break; | |
5287 | case Ttcn::Template::TEMPLATE_NOTUSED: | |
5288 | case Ttcn::Template::OMIT_VALUE: | |
5289 | case Ttcn::Template::ANY_VALUE: | |
5290 | case Ttcn::Template::ANY_OR_OMIT: { | |
5291 | Type *type=get_type_refd_last(); | |
5292 | if (type->get_typetype() == T_SIGNATURE) | |
5293 | t->error("Generic wildcard `%s' cannot be used for signature `%s'", | |
5294 | t->get_templatetype_str(), type->get_fullname().c_str()); | |
5295 | break;} | |
5296 | case Ttcn::Template::VALUE_LIST_ALL_FROM: | |
5297 | case Ttcn::Template::ALL_FROM: { | |
5298 | Ttcn::Template *af = t->get_all_from(); | |
5299 | switch (af->get_templatetype()) { | |
5300 | case Ttcn::Template::SPECIFIC_VALUE: { | |
5301 | Value *v = af->get_specific_value(); | |
5302 | v->set_lowerid_to_ref(); | |
5303 | Reference *ref = v->get_reference(); | |
5304 | Assignment *ass = ref->get_refd_assignment(true); // also check parameters if there are any | |
5305 | if (!ass) break; // probably erroneous | |
5306 | //warning("asstype %d", ass->get_asstype()); | |
5307 | ||
5308 | switch (ass->get_asstype()) { | |
5309 | case Assignment::A_VAR: | |
5310 | case Assignment::A_PAR_VAL_IN: | |
5311 | case Assignment::A_PAR_VAL_INOUT: | |
5312 | case Assignment::A_MODULEPAR: | |
5313 | case Assignment::A_CONST: | |
5314 | case Assignment::A_MODULEPAR_TEMP: | |
5315 | break; // acceptable | |
5316 | case Assignment::A_VAR_TEMPLATE: | |
5317 | case Assignment::A_PAR_TEMPL_IN: | |
5318 | case Assignment::A_PAR_TEMPL_INOUT: | |
5319 | if (ass == lhs) | |
5320 | self_ref = true; | |
5321 | break; // acceptable | |
5322 | case Assignment::A_FUNCTION_RVAL: | |
5323 | case Assignment::A_EXT_FUNCTION_RVAL: | |
5324 | case Assignment::A_FUNCTION_RTEMP: | |
5325 | case Assignment::A_EXT_FUNCTION_RTEMP: | |
5326 | case Assignment::A_TEMPLATE: { | |
5327 | Ttcn::Ref_pard* ref_pard = dynamic_cast<Ttcn::Ref_pard*>(ref); | |
5328 | if (ref_pard) | |
5329 | self_ref |= chk_this_template_ref_pard(ref_pard, lhs); | |
5330 | break; // acceptable | |
5331 | } | |
5332 | default: | |
5333 | error("A %s cannot be used as the target of `all from'", | |
5334 | ass->get_assname()); | |
5335 | break; | |
5336 | } | |
5337 | //self_ref |= chk_this_value(v, lhs, EXPECTED_TEMPLATE, incomplete_allowed, | |
5338 | // allow_omit, sub_chk, implicit_omit, NOT_STR_ELEM /* ?? */); | |
5339 | break; } | |
5340 | ||
5341 | default: | |
5342 | error("The target of an 'all from' must be a specific value template, not a %s", | |
5343 | af->get_templatetype_str()); | |
5344 | break; | |
5345 | } | |
5346 | ||
5347 | break; } | |
5348 | case Ttcn::Template::VALUE_LIST: | |
5349 | case Ttcn::Template::COMPLEMENTED_LIST: { | |
5350 | size_t nof_comps = t->get_nof_comps(); | |
5351 | for (size_t i = 0; i < nof_comps; i++) { | |
5352 | Template* t_comp = t->get_temp_byIndex(i); | |
5353 | Error_Context cntxt(t, "In list item %lu", (unsigned long) (i + 1)); | |
5354 | t_comp->set_my_governor(this); | |
5355 | chk_this_template_ref(t_comp); | |
5356 | self_ref |= chk_this_template_generic(t_comp, INCOMPLETE_NOT_ALLOWED, | |
5357 | allow_omit, ANY_OR_OMIT_ALLOWED, sub_chk, implicit_omit, lhs); | |
5358 | if(temptype==Ttcn::Template::COMPLEMENTED_LIST && | |
5359 | t_comp->get_template_refd_last()->get_templatetype() == | |
5360 | Ttcn::Template::ANY_OR_OMIT) | |
5361 | t_comp->warning("`*' in complemented list." | |
5362 | " This template will not match anything"); | |
5363 | } | |
5364 | break;} | |
5365 | case Ttcn::Template::SPECIFIC_VALUE: { | |
5366 | Value *v = t->get_specific_value(); | |
5367 | v->set_my_governor(this); | |
5368 | self_ref |= chk_this_value(v, lhs, EXPECTED_TEMPLATE, incomplete_allowed, | |
5369 | allow_omit, SUB_CHK); | |
5370 | break; } | |
5371 | case Ttcn::Template::TEMPLATE_INVOKE: { | |
5372 | t->chk_invoke(); | |
5373 | Type *governor = t->get_expr_governor(EXPECTED_DYNAMIC_VALUE); | |
5374 | if(!governor) | |
5375 | t->set_templatetype(Ttcn::Template::TEMPLATE_ERROR); | |
5376 | else if (!is_compatible(governor, NULL)) { | |
5377 | t->error("Type mismatch: a value or template of type `%s' was " | |
5378 | "expected instead of `%s'", get_typename().c_str(), | |
5379 | governor->get_typename().c_str()); | |
5380 | t->set_templatetype(Ttcn::Template::TEMPLATE_ERROR); | |
5381 | } | |
5382 | break; } | |
5383 | case Ttcn::Template::TEMPLATE_REFD: | |
5384 | self_ref = chk_this_refd_template(t, lhs); | |
5385 | break; | |
5386 | default: | |
5387 | self_ref = chk_this_template(t, incomplete_allowed, sub_chk, implicit_omit, lhs); | |
5388 | break; | |
5389 | } | |
5390 | if (t->get_length_restriction()) chk_this_template_length_restriction(t); | |
5391 | if (!allow_omit && t->get_ifpresent()) | |
5392 | t->error("`ifpresent' is not allowed here"); | |
5393 | if(sub_chk && temptype != Ttcn::Template::PERMUTATION_MATCH) { | |
5394 | /* Note: A "permuation" itself has no type - it is just a fragment. */ | |
5395 | if(sub_type!=NULL) sub_type->chk_this_template_generic(t); | |
5396 | } | |
5397 | ||
5398 | return self_ref; | |
5399 | } | |
5400 | ||
5401 | bool Type::chk_this_refd_template(Template *t, Common::Assignment *lhs) | |
5402 | { | |
5403 | if (t->get_templatetype() != Template::TEMPLATE_REFD) return false; | |
5404 | Reference *ref = t->get_reference(); | |
5405 | Assignment *ass = ref->get_refd_assignment(); | |
5406 | if (!ass) FATAL_ERROR("Type::chk_this_refd_template()"); | |
5407 | ass->chk(); | |
5408 | ||
5409 | Type *governor = ass->get_Type() | |
5410 | ->get_field_type(ref->get_subrefs(), EXPECTED_DYNAMIC_VALUE); | |
5411 | if (!governor) { | |
5412 | t->set_templatetype(Ttcn::Template::TEMPLATE_ERROR); | |
5413 | } else { | |
5414 | TypeCompatInfo info(t->get_my_scope()->get_scope_mod(), this, governor, | |
5415 | true, false, true); | |
5416 | if (ref->get_subrefs()) info.set_str2_elem(ref->get_subrefs()->refers_to_string_element()); | |
5417 | TypeChain l_chain; | |
5418 | TypeChain r_chain; | |
5419 | if (!is_compatible(governor, &info, &l_chain, &r_chain)) { | |
5420 | Type *type = get_type_refd_last(); | |
5421 | switch (type->typetype) { | |
5422 | case T_PORT: | |
5423 | // Port templates do not exist, remain silent. | |
5424 | break; | |
5425 | case T_SIGNATURE: | |
5426 | t->error("Type mismatch: a signature template of type `%s' was " | |
5427 | "expected instead of `%s'", get_typename().c_str(), | |
5428 | governor->get_typename().c_str()); | |
5429 | break; | |
5430 | default: | |
5431 | if (info.is_subtype_error()) { | |
5432 | t->error("%s", info.get_subtype_error().c_str()); | |
5433 | } else if (!info.is_erroneous()) { | |
5434 | t->error("Type mismatch: a value or template of type `%s' was " | |
5435 | "expected instead of `%s'", get_typename().c_str(), | |
5436 | governor->get_typename().c_str()); | |
5437 | } else { | |
5438 | t->error("%s", info.get_error_str_str().c_str()); | |
5439 | } | |
5440 | break; | |
5441 | } | |
5442 | t->set_templatetype(Ttcn::Template::TEMPLATE_ERROR); | |
5443 | } else { | |
5444 | // Detect circular references. | |
5445 | t->get_template_refd_last(); | |
5446 | ||
5447 | if (info.needs_conversion()) t->set_needs_conversion(); | |
5448 | } | |
5449 | } | |
5450 | return (lhs == ass); | |
5451 | } | |
5452 | ||
5453 | bool Type::chk_this_template(Template *t, namedbool is_modified, namedbool, | |
5454 | namedbool implicit_omit, Common::Assignment *lhs) | |
5455 | { | |
5456 | bool self_ref = false; | |
5457 | Type *t_last = get_type_refd_last(); | |
5458 | t->set_my_governor(t_last); | |
5459 | ||
5460 | switch(t_last->typetype) { | |
5461 | case T_ERROR: | |
5462 | break; | |
5463 | case T_NULL: | |
5464 | case T_BOOL: | |
5465 | case T_OID: | |
5466 | case T_ROID: | |
5467 | case T_ANY: | |
5468 | case T_VERDICT: | |
5469 | case T_COMPONENT: | |
5470 | case T_DEFAULT: | |
5471 | t_last->chk_this_template_builtin(t); | |
5472 | break; | |
5473 | case T_BSTR_A: | |
5474 | case T_BSTR: | |
5475 | case T_HSTR: | |
5476 | case T_OSTR: | |
5477 | case T_CSTR: | |
5478 | case T_USTR: | |
5479 | case T_UTF8STRING: | |
5480 | case T_NUMERICSTRING: | |
5481 | case T_PRINTABLESTRING: | |
5482 | case T_TELETEXSTRING: | |
5483 | case T_VIDEOTEXSTRING: | |
5484 | case T_IA5STRING: | |
5485 | case T_GRAPHICSTRING: | |
5486 | case T_VISIBLESTRING: | |
5487 | case T_GENERALSTRING: | |
5488 | case T_UNIVERSALSTRING: | |
5489 | case T_BMPSTRING: | |
5490 | case T_UTCTIME: | |
5491 | case T_GENERALIZEDTIME: | |
5492 | case T_OBJECTDESCRIPTOR: | |
5493 | t_last->chk_this_template_Str(t); | |
5494 | break; | |
5495 | case T_INT: | |
5496 | case T_INT_A: | |
5497 | case T_REAL: | |
5498 | t_last->chk_this_template_Int_Real(t); | |
5499 | break; | |
5500 | case T_ENUM_A: | |
5501 | case T_ENUM_T: | |
5502 | t_last->chk_this_template_Enum(t); | |
5503 | break; | |
5504 | case T_CHOICE_A: | |
5505 | case T_CHOICE_T: | |
5506 | case T_OPENTYPE: | |
5507 | case T_ANYTYPE: | |
5508 | self_ref = t_last->chk_this_template_Choice(t, is_modified, implicit_omit, lhs); | |
5509 | break; | |
5510 | case T_SEQ_A: | |
5511 | case T_SEQ_T: | |
5512 | self_ref = t_last->chk_this_template_Seq(t, is_modified, implicit_omit, lhs); | |
5513 | break; | |
5514 | case T_SET_A: | |
5515 | case T_SET_T: | |
5516 | self_ref = t_last->chk_this_template_Set(t, is_modified, implicit_omit, lhs); | |
5517 | break; | |
5518 | case T_SEQOF: | |
5519 | self_ref = t_last->chk_this_template_SeqOf(t, is_modified, implicit_omit, lhs); | |
5520 | break; | |
5521 | case T_SETOF: | |
5522 | self_ref = t_last->chk_this_template_SetOf(t, is_modified, implicit_omit, lhs); | |
5523 | break; | |
5524 | case T_ARRAY: | |
5525 | self_ref = t_last->chk_this_template_array(t, is_modified, implicit_omit, lhs); | |
5526 | break; | |
5527 | case T_PORT: | |
5528 | t->error("Template cannot be defined for port type `%s'", | |
5529 | get_fullname().c_str()); | |
5530 | break; | |
5531 | case T_SIGNATURE: | |
5532 | t_last->chk_this_template_Signature(t, is_modified); | |
5533 | break; | |
5534 | case T_FUNCTION: | |
5535 | case T_ALTSTEP: | |
5536 | case T_TESTCASE: | |
5537 | t_last->chk_this_template_Fat(t); | |
5538 | break; | |
5539 | default: | |
5540 | FATAL_ERROR("Type::chk_this_template()"); | |
5541 | } // switch | |
5542 | return self_ref; | |
5543 | } | |
5544 | ||
5545 | void Type::chk_this_template_Str(Template *t) | |
5546 | { | |
5547 | typetype_t tt = get_typetype_ttcn3(typetype); | |
5548 | bool report_error = false; | |
5549 | switch (t->get_templatetype()) { | |
5550 | case Ttcn::Template::VALUE_RANGE: | |
5551 | if (tt == T_CSTR || tt == T_USTR) { | |
5552 | Error_Context cntxt(t, "In value range"); | |
5553 | Ttcn::ValueRange *vr = t->get_value_range(); | |
5554 | Value *v_lower = chk_range_boundary(vr->get_min_v(), "lower", *t); | |
5555 | Value *v_upper = chk_range_boundary(vr->get_max_v(), "upper", *t); | |
5556 | if (v_lower && v_upper) { | |
5557 | // both boundaries are available and have correct type | |
5558 | if (tt == T_CSTR) { | |
5559 | if (v_lower->get_val_str() > v_upper->get_val_str()) | |
5560 | t->error("The lower boundary has higher character code than the " | |
5561 | "upper boundary"); | |
5562 | } else { | |
5563 | if (v_lower->get_val_ustr() > v_upper->get_val_ustr()) | |
5564 | t->error("The lower boundary has higher character code than the " | |
5565 | "upper boundary"); | |
5566 | } | |
5567 | } | |
5568 | } else report_error = true; | |
5569 | break; | |
5570 | case Ttcn::Template::BSTR_PATTERN: | |
5571 | if (tt != T_BSTR) report_error = true; | |
5572 | break; | |
5573 | case Ttcn::Template::HSTR_PATTERN: | |
5574 | if (tt != T_HSTR) report_error = true; | |
5575 | break; | |
5576 | case Ttcn::Template::OSTR_PATTERN: | |
5577 | if (tt != T_OSTR) report_error = true; | |
5578 | break; | |
5579 | case Ttcn::Template::CSTR_PATTERN: | |
5580 | if (tt == T_CSTR) { | |
5581 | Ttcn::PatternString *pstr = t->get_cstr_pattern(); | |
5582 | Error_Context cntxt(t, "In character string pattern"); | |
5583 | pstr->chk_refs(); | |
5584 | pstr->join_strings(); | |
5585 | if (!pstr->has_refs()) pstr->chk_pattern(); | |
5586 | break; | |
5587 | } else if (tt == T_USTR) { | |
5588 | t->set_templatetype(Template::USTR_PATTERN); | |
5589 | t->get_ustr_pattern() | |
5590 | ->set_pattern_type(Ttcn::PatternString::USTR_PATTERN); | |
5591 | // fall through | |
5592 | } else { | |
5593 | report_error = true; | |
5594 | break; | |
5595 | } | |
5596 | // no break | |
5597 | case Ttcn::Template::USTR_PATTERN: | |
5598 | if (tt == T_USTR) { | |
5599 | Ttcn::PatternString *pstr = t->get_ustr_pattern(); | |
5600 | Error_Context cntxt(t, "In universal string pattern"); | |
5601 | pstr->chk_refs(); | |
5602 | pstr->join_strings(); | |
5603 | if (!pstr->has_refs()) pstr->chk_pattern(); | |
5604 | } else report_error = true; | |
5605 | break; | |
5606 | default: | |
5607 | report_error = true; | |
5608 | break; | |
5609 | } | |
5610 | if (report_error) { | |
5611 | t->error("%s cannot be used for type `%s'", t->get_templatetype_str(), | |
5612 | get_typename().c_str()); | |
5613 | } | |
5614 | } | |
5615 | ||
5616 | Value *Type::chk_range_boundary(Value *v, const char *which, | |
5617 | const Location& loc) | |
5618 | { | |
5619 | typetype_t tt = get_typetype_ttcn3(typetype); | |
5620 | Value *ret_val; | |
5621 | if (v) { | |
5622 | v->set_my_governor(this); | |
5623 | { | |
5624 | Error_Context cntxt2(v, "In %s boundary", which); | |
5625 | chk_this_value_ref(v); | |
5626 | chk_this_value(v, 0, EXPECTED_DYNAMIC_VALUE, INCOMPLETE_NOT_ALLOWED, | |
5627 | OMIT_NOT_ALLOWED, SUB_CHK); | |
5628 | } | |
5629 | ret_val = v->get_value_refd_last(); | |
5630 | switch (ret_val->get_valuetype()) { | |
5631 | case Value::V_INT: | |
5632 | if (tt != T_INT) ret_val = 0; | |
5633 | break; | |
5634 | case Value::V_REAL: | |
5635 | if (tt != T_REAL) ret_val = 0; | |
5636 | break; | |
5637 | case Value::V_CSTR: | |
5638 | if (tt != T_CSTR) ret_val = 0; | |
5639 | break; | |
5640 | case Value::V_USTR: | |
5641 | if (tt != T_USTR) ret_val = 0; | |
5642 | break; | |
5643 | default: | |
5644 | // unfoldable or erroneous | |
5645 | ret_val = 0; | |
5646 | break; | |
5647 | } | |
5648 | if ((tt == T_CSTR || tt == T_USTR) && ret_val && | |
5649 | ret_val->get_val_strlen() != 1) { | |
5650 | v->error("The %s boundary must be a %scharstring value containing a " | |
5651 | "single character", which, tt == T_USTR ? "universal ": ""); | |
5652 | ret_val = 0; | |
5653 | } | |
5654 | } else { | |
5655 | // the boundary is + or - infinity | |
5656 | if (tt == T_CSTR || tt == T_USTR) { | |
5657 | loc.error("The %s boundary must be a %scharstring value", which, | |
5658 | tt == T_USTR ? "universal ": ""); | |
5659 | } | |
5660 | ret_val = 0; | |
5661 | } | |
5662 | return ret_val; | |
5663 | } | |
5664 | ||
5665 | void Type::chk_this_template_builtin(Template *t) | |
5666 | { | |
5667 | t->error("%s cannot be used for type `%s'", t->get_templatetype_str(), | |
5668 | get_typename().c_str()); | |
5669 | if (t->get_length_restriction()) t->error("Length restriction is not " | |
5670 | "allowed for type `%s'", get_typename().c_str()); | |
5671 | } | |
5672 | ||
5673 | void Type::chk_this_template_Int_Real(Template *t) | |
5674 | { | |
5675 | switch (t->get_templatetype()) { | |
5676 | case Ttcn::Template::VALUE_RANGE: { | |
5677 | Error_Context cntxt(t, "In value range"); | |
5678 | Ttcn::ValueRange *vr = t->get_value_range(); | |
5679 | Value *v_lower = chk_range_boundary(vr->get_min_v(), "lower", *t); | |
5680 | Value *v_upper = chk_range_boundary(vr->get_max_v(), "upper", *t); | |
5681 | if (v_lower && v_upper) { | |
5682 | // both boundaries are available and have correct type | |
5683 | switch (get_typetype_ttcn3(typetype)) { | |
5684 | case T_INT: { | |
5685 | if (*v_lower->get_val_Int() > *v_upper->get_val_Int()) | |
5686 | t->error("The lower boundary is higher than the upper boundary"); | |
5687 | break; } | |
5688 | case T_REAL: | |
5689 | if (v_lower->get_val_Real() > v_upper->get_val_Real()) | |
5690 | t->error("The lower boundary is higher than the upper boundary"); | |
5691 | break; | |
5692 | default: | |
5693 | FATAL_ERROR("Type::chk_this_template_Int_Real()"); | |
5694 | } | |
5695 | } | |
5696 | break;} | |
5697 | default: | |
5698 | t->error("%s cannot be used for type `%s'", t->get_templatetype_str(), | |
5699 | get_typename().c_str()); | |
5700 | break; | |
5701 | } | |
5702 | if (t->get_length_restriction()) t->error("Length restriction is not " | |
5703 | "allowed for type `%s'", get_typename().c_str()); | |
5704 | } | |
5705 | ||
5706 | void Type::chk_this_template_Enum(Template *t) | |
5707 | { | |
5708 | t->error("%s cannot be used for enumerated type `%s'", | |
5709 | t->get_templatetype_str(), get_typename().c_str()); | |
5710 | if (t->get_length_restriction()) t->error("Length restriction is not " | |
5711 | "allowed for enumerated type `%s'", get_typename().c_str()); | |
5712 | } | |
5713 | ||
5714 | bool Type::chk_this_template_Choice(Template *t, namedbool is_modified, | |
5715 | namedbool implicit_omit, Common::Assignment *lhs) | |
5716 | { | |
5717 | bool self_ref = false; | |
5718 | switch (t->get_templatetype()) { | |
5719 | case Ttcn::Template::NAMED_TEMPLATE_LIST: { | |
5720 | size_t nof_nts = t->get_nof_comps(); | |
5721 | if (nof_nts != 1) t->error("A template for union type must contain " | |
5722 | "exactly one selected field"); | |
5723 | // We check all named templates, even though it is an error | |
5724 | // to have more than one here. | |
5725 | for (size_t i = 0; i < nof_nts; i++) { | |
5726 | Ttcn::NamedTemplate *nt = t->get_namedtemp_byIndex(i); | |
5727 | const Identifier& nt_name = nt->get_name(); | |
5728 | ||
5729 | if (!has_comp_withName(nt_name)) { | |
5730 | nt->error("Reference to non-existent field `%s' in union " | |
5731 | "template for type `%s'", nt_name.get_dispname().c_str(), | |
5732 | get_fullname().c_str()); | |
5733 | nt->note("%s", actual_fields(*this).c_str()); | |
5734 | continue; | |
5735 | } | |
5736 | ||
5737 | Type *field_type = get_comp_byName(nt_name)->get_type(); | |
5738 | Template *nt_templ = nt->get_template(); | |
5739 | ||
5740 | Error_Context cntxt(nt_templ, "In template for union field `%s'", | |
5741 | nt_name.get_dispname().c_str()); | |
5742 | ||
5743 | nt_templ->set_my_governor(field_type); | |
5744 | field_type->chk_this_template_ref(nt_templ); | |
5745 | bool incompl_ok = t->get_completeness_condition_choice(is_modified, nt_name) == | |
5746 | Ttcn::Template::C_MAY_INCOMPLETE; | |
5747 | self_ref |= field_type->chk_this_template_generic(nt_templ, | |
5748 | (incompl_ok ? INCOMPLETE_ALLOWED : INCOMPLETE_NOT_ALLOWED), | |
5749 | OMIT_NOT_ALLOWED, ANY_OR_OMIT_NOT_ALLOWED, SUB_CHK, implicit_omit, lhs); | |
5750 | } | |
5751 | break;} | |
5752 | default: | |
5753 | t->error("%s cannot be used for union type `%s'", | |
5754 | t->get_templatetype_str(), get_typename().c_str()); | |
5755 | break; | |
5756 | } | |
5757 | if (t->get_length_restriction()) t->error("Length restriction is not " | |
5758 | "allowed for union type `%s'", get_typename().c_str()); | |
5759 | ||
5760 | return self_ref; | |
5761 | } | |
5762 | ||
5763 | bool Type::chk_this_template_Seq(Template *t, namedbool is_modified, | |
5764 | namedbool implicit_omit, Common::Assignment *lhs) | |
5765 | { | |
5766 | bool self_ref = false; | |
5767 | size_t n_type_comps = get_nof_comps(); | |
5768 | switch (t->get_templatetype()) { | |
5769 | case Ttcn::Template::TEMPLATE_LIST: | |
5770 | // conversion: value list -> assignment notation | |
5771 | t->set_templatetype(Ttcn::Template::NAMED_TEMPLATE_LIST); | |
5772 | // no break | |
5773 | case Ttcn::Template::NAMED_TEMPLATE_LIST: { | |
5774 | map<string, Ttcn::NamedTemplate> comp_map; | |
5775 | // it is set to false if we have lost the ordering | |
5776 | bool in_synch = true; | |
5777 | size_t n_template_comps = t->get_nof_comps(); | |
5778 | // the two variables below are used for modified templates only | |
5779 | CompField *last_cf = 0; | |
5780 | size_t next_index = 0; | |
5781 | for (size_t i = 0; i < n_template_comps; i++) { | |
5782 | Ttcn::NamedTemplate *namedtemp = t->get_namedtemp_byIndex(i); | |
5783 | const Identifier& temp_id = namedtemp->get_name(); | |
5784 | const string& temp_name = temp_id.get_name(); | |
5785 | const char *temp_dispname_str = temp_id.get_dispname().c_str(); | |
5786 | if (!has_comp_withName(temp_id)) { | |
5787 | namedtemp->error("Reference to non-existent field `%s' in record " | |
5788 | "template for type `%s'", temp_dispname_str, | |
5789 | get_typename().c_str()); | |
5790 | namedtemp->note("%s", actual_fields(*this).c_str()); | |
5791 | in_synch = false; | |
5792 | continue; | |
5793 | } else if (comp_map.has_key(temp_name)) { | |
5794 | namedtemp->error("Duplicate record field `%s' in template", | |
5795 | temp_dispname_str); | |
5796 | comp_map[temp_name]->note("Field `%s' is already given here", | |
5797 | temp_dispname_str); | |
5798 | in_synch = false; | |
5799 | } else comp_map.add(temp_name, namedtemp); | |
5800 | ||
5801 | CompField *cf = get_comp_byName(temp_id); | |
5802 | if (in_synch) { | |
5803 | if (is_modified) { | |
5804 | // missing fields are allowed, but take care of ordering | |
5805 | bool found = false; | |
5806 | for (size_t j = next_index; j < n_type_comps; j++) { | |
5807 | CompField *cf2 = get_comp_byIndex(j); | |
5808 | if (temp_name == cf2->get_name().get_name()) { | |
5809 | last_cf = cf2; | |
5810 | next_index = j + 1; | |
5811 | found = true; | |
5812 | break; | |
5813 | } | |
5814 | } | |
5815 | if (!found) { | |
5816 | namedtemp->error("Field `%s' cannot appear after field `%s' in " | |
5817 | "a template for record type `%s'", temp_dispname_str, | |
5818 | last_cf->get_name().get_dispname().c_str(), | |
5819 | get_fullname().c_str()); | |
5820 | in_synch = false; | |
5821 | } | |
5822 | } else { | |
5823 | // the template must be complete | |
5824 | CompField *cf2 = get_comp_byIndex(i); | |
5825 | if (cf2 != cf) { | |
5826 | if (!cf2->get_is_optional() || !implicit_omit) { | |
5827 | namedtemp->error("Unexpected field `%s' in record template, " | |
5828 | "expecting `%s'", temp_dispname_str, | |
5829 | cf2->get_name().get_dispname().c_str()); | |
5830 | in_synch = false; | |
5831 | } | |
5832 | } | |
5833 | } | |
5834 | } | |
5835 | Type *type = cf->get_type(); | |
5836 | Template *comp_t = namedtemp->get_template(); | |
5837 | Error_Context cntxt(comp_t, "In template for record field `%s'", | |
5838 | temp_dispname_str); | |
5839 | comp_t->set_my_governor(type); | |
5840 | type->chk_this_template_ref(comp_t); | |
5841 | bool is_optional = cf->get_is_optional(); // || cf->has_default() | |
5842 | self_ref |= type->chk_this_template_generic(comp_t, is_modified, | |
5843 | (is_optional ? OMIT_ALLOWED : OMIT_NOT_ALLOWED), | |
5844 | (is_optional ? ANY_OR_OMIT_ALLOWED : ANY_OR_OMIT_NOT_ALLOWED), | |
5845 | SUB_CHK, implicit_omit, lhs); | |
5846 | } | |
5847 | if (!is_modified || implicit_omit) { | |
5848 | // check missing fields | |
5849 | for (size_t i = 0; i < n_type_comps; i++) { | |
5850 | const Identifier& id = get_comp_byIndex(i)->get_name(); | |
5851 | if (!comp_map.has_key(id.get_name())) { | |
5852 | if (implicit_omit && get_comp_byIndex(i)->get_is_optional()) { | |
5853 | // do not overwrite base fields | |
5854 | if (!t->get_base_template()) | |
5855 | t->add_named_temp(new Ttcn::NamedTemplate(new Identifier(id), | |
5856 | new Template(Template::OMIT_VALUE))); | |
5857 | } else if (!is_modified) { | |
5858 | t->error("Field `%s' is missing from template for record type `%s'", | |
5859 | id.get_dispname().c_str(), get_typename().c_str()); | |
5860 | } | |
5861 | } | |
5862 | } | |
5863 | } | |
5864 | comp_map.clear(); | |
5865 | break; } | |
5866 | default: | |
5867 | t->error("%s cannot be used for record type `%s'", | |
5868 | t->get_templatetype_str(), get_typename().c_str()); | |
5869 | break; | |
5870 | } | |
5871 | if (t->get_length_restriction()) t->error("Length restriction is not " | |
5872 | "allowed for record type `%s'", get_typename().c_str()); | |
5873 | return self_ref; | |
5874 | } | |
5875 | ||
5876 | bool Type::chk_this_template_Set(Template *t, | |
5877 | namedbool is_modified, namedbool implicit_omit, Common::Assignment *lhs) | |
5878 | { | |
5879 | bool self_ref = false; | |
5880 | size_t n_type_comps = get_nof_comps(); | |
5881 | switch (t->get_templatetype()) { | |
5882 | case Ttcn::Template::TEMPLATE_LIST: | |
5883 | if (t->get_nof_comps() > 0) { | |
5884 | t->error("Value list notation is not allowed for set type `%s'", | |
5885 | get_fullname().c_str()); | |
5886 | break; | |
5887 | } else if (n_type_comps > 0) { | |
5888 | t->error("A non-empty set template was expected for type `%s'", | |
5889 | get_fullname().c_str()); | |
5890 | break; | |
5891 | } | |
5892 | t->set_templatetype(Ttcn::Template::NAMED_TEMPLATE_LIST); | |
5893 | // no break | |
5894 | case Ttcn::Template::NAMED_TEMPLATE_LIST: { | |
5895 | map<string, Ttcn::NamedTemplate> comp_map; | |
5896 | size_t n_template_comps = t->get_nof_comps(); | |
5897 | for (size_t i = 0; i < n_template_comps; i++) { | |
5898 | Ttcn::NamedTemplate *namedtemp = t->get_namedtemp_byIndex(i); | |
5899 | const Identifier& temp_id=namedtemp->get_name(); | |
5900 | const string& temp_name = temp_id.get_name(); | |
5901 | const char *temp_dispname_str = temp_id.get_dispname().c_str(); | |
5902 | if (!has_comp_withName(temp_id)) { | |
5903 | namedtemp->error("Reference to non-existent field `%s' in a " | |
5904 | "template for set type `%s'", temp_dispname_str, | |
5905 | get_typename().c_str()); | |
5906 | namedtemp->note("%s", actual_fields(*this).c_str()); | |
5907 | continue; | |
5908 | } else if (comp_map.has_key(temp_name)) { | |
5909 | namedtemp->error("Duplicate set field `%s' in template", | |
5910 | temp_dispname_str); | |
5911 | comp_map[temp_name]->note("Field `%s' is already given here", | |
5912 | temp_dispname_str); | |
5913 | } else comp_map.add(temp_name, namedtemp); | |
5914 | CompField *cf = get_comp_byName(temp_id); | |
5915 | Type *type = cf->get_type(); | |
5916 | Template *comp_t = namedtemp->get_template(); | |
5917 | Error_Context cntxt(comp_t, "In template for set field `%s'", | |
5918 | temp_dispname_str); | |
5919 | comp_t->set_my_governor(type); | |
5920 | type->chk_this_template_ref(comp_t); | |
5921 | bool is_optional = cf->get_is_optional(); | |
5922 | self_ref |= type->chk_this_template_generic(comp_t, | |
5923 | (is_modified ? INCOMPLETE_ALLOWED : INCOMPLETE_NOT_ALLOWED), | |
5924 | (is_optional ? OMIT_ALLOWED : OMIT_NOT_ALLOWED), | |
5925 | (is_optional ? ANY_OR_OMIT_ALLOWED : ANY_OR_OMIT_NOT_ALLOWED), | |
5926 | SUB_CHK, implicit_omit, lhs); | |
5927 | } | |
5928 | if (!is_modified || implicit_omit) { | |
5929 | // check missing fields | |
5930 | for (size_t i = 0; i < n_type_comps; i++) { | |
5931 | const Identifier& id = get_comp_byIndex(i)->get_name(); | |
5932 | if (!comp_map.has_key(id.get_name())) { | |
5933 | if (get_comp_byIndex(i)->get_is_optional() && implicit_omit) { | |
5934 | // do not overwrite base fields | |
5935 | if (!t->get_base_template()) | |
5936 | t->add_named_temp(new Ttcn::NamedTemplate(new Identifier(id), | |
5937 | new Template(Template::OMIT_VALUE))); | |
5938 | } else if (!is_modified) { | |
5939 | t->error("Field `%s' is missing from template for set type `%s'", | |
5940 | id.get_dispname().c_str(), get_typename().c_str()); | |
5941 | } | |
5942 | } | |
5943 | } | |
5944 | } | |
5945 | comp_map.clear(); | |
5946 | break; } | |
5947 | default: | |
5948 | t->error("%s cannot be used for set type `%s'", | |
5949 | t->get_templatetype_str(), get_typename().c_str()); | |
5950 | break; | |
5951 | } | |
5952 | if (t->get_length_restriction()) t->error("Length restriction is not " | |
5953 | "allowed for set type `%s'", get_typename().c_str()); | |
5954 | return self_ref; | |
5955 | } | |
5956 | ||
5957 | bool Type::chk_this_template_SeqOf(Template *t, namedbool is_modified, | |
5958 | namedbool implicit_omit, Common::Assignment *lhs) | |
5959 | { | |
5960 | bool self_ref = false; | |
5961 | switch(t->get_templatetype()) { | |
5962 | case Ttcn::Template::OMIT_VALUE: | |
5963 | if(t->get_length_restriction()) | |
5964 | t->warning("Redundant usage of length restriction with `omit'"); | |
5965 | break; | |
5966 | case Ttcn::Template::PERMUTATION_MATCH: { | |
5967 | size_t nof_comps = t->get_nof_comps(); | |
5968 | for (size_t i = 0; i < nof_comps; i++) { | |
5969 | Template *t_comp = t->get_temp_byIndex(i); | |
5970 | Error_Context cntxt(t_comp, "In element %lu of permutation", | |
5971 | (unsigned long) (i + 1)); | |
5972 | t_comp->set_my_governor(u.seof.ofType); | |
5973 | u.seof.ofType->chk_this_template_ref(t_comp); | |
5974 | // the elements of permutation must be always complete | |
5975 | self_ref |= u.seof.ofType->chk_this_template_generic(t_comp, | |
5976 | INCOMPLETE_NOT_ALLOWED, OMIT_NOT_ALLOWED, ANY_OR_OMIT_ALLOWED, SUB_CHK, | |
5977 | NOT_IMPLICIT_OMIT, lhs); | |
5978 | } | |
5979 | break; } | |
5980 | case Ttcn::Template::TEMPLATE_LIST: { | |
5981 | Ttcn::Template::completeness_t c = | |
5982 | t->get_completeness_condition_seof(is_modified); | |
5983 | Template *t_base; | |
5984 | size_t nof_base_comps; | |
5985 | if (c == Ttcn::Template::C_PARTIAL) { | |
5986 | t_base = t->get_base_template()->get_template_refd_last(); | |
5987 | // it is sure that t_base is a TEMPLATE_LIST | |
5988 | nof_base_comps = t_base->get_nof_comps(); | |
5989 | } else { | |
5990 | t_base = 0; | |
5991 | nof_base_comps = 0; | |
5992 | } | |
5993 | size_t nof_comps = t->get_nof_comps(); | |
5994 | for(size_t i = 0; i < nof_comps; i++) { | |
5995 | Template *t_comp = t->get_temp_byIndex(i); | |
5996 | Error_Context cntxt(t_comp, "In component %lu", (unsigned long)(i+1)); | |
5997 | t_comp->set_my_governor(u.seof.ofType); | |
5998 | if (t_base && i < nof_base_comps) | |
5999 | t_comp->set_base_template(t_base->get_temp_byIndex(i)); | |
6000 | u.seof.ofType->chk_this_template_ref(t_comp); | |
6001 | switch (t_comp->get_templatetype()) { | |
6002 | case Ttcn::Template::PERMUTATION_MATCH: | |
6003 | // the elements of permutation has to be checked by u.seof.ofType | |
6004 | // the templates within the permutation always have to be complete | |
6005 | self_ref |= chk_this_template_generic(t_comp, INCOMPLETE_NOT_ALLOWED, | |
6006 | OMIT_NOT_ALLOWED, ANY_OR_OMIT_ALLOWED, SUB_CHK, | |
6007 | implicit_omit, lhs); | |
6008 | break; | |
6009 | case Ttcn::Template::TEMPLATE_NOTUSED: | |
6010 | if (c == Ttcn::Template::C_MUST_COMPLETE) { | |
6011 | t_comp->error("Not used symbol `-' is not allowed in this context"); | |
6012 | } else if (c == Ttcn::Template::C_PARTIAL && i >= nof_base_comps) { | |
6013 | t_comp->error("Not used symbol `-' cannot be used here because " | |
6014 | "there is no corresponding element in the base template"); | |
6015 | } | |
6016 | break; | |
6017 | default: | |
6018 | bool embedded_modified = (c == Ttcn::Template::C_MAY_INCOMPLETE) || | |
6019 | (c == Ttcn::Template::C_PARTIAL && i < nof_base_comps); | |
6020 | self_ref |= u.seof.ofType->chk_this_template_generic(t_comp, | |
6021 | (embedded_modified ? INCOMPLETE_ALLOWED : INCOMPLETE_NOT_ALLOWED), | |
6022 | OMIT_NOT_ALLOWED, ANY_OR_OMIT_ALLOWED, SUB_CHK, implicit_omit, lhs); | |
6023 | break; | |
6024 | } | |
6025 | } | |
6026 | break; } | |
6027 | case Ttcn::Template::INDEXED_TEMPLATE_LIST: { | |
6028 | map<Int, Int> index_map; | |
6029 | for (size_t i = 0; i < t->get_nof_comps(); i++) { | |
6030 | Ttcn::IndexedTemplate *it = t->get_indexedtemp_byIndex(i); | |
6031 | Value *index_value = (it->get_index()).get_val(); | |
6032 | // The index value must be Type::EXPECTED_DYNAMIC_VALUE integer, but | |
6033 | // it's not required to be known at compile time. | |
6034 | index_value->chk_expr_int(Type::EXPECTED_DYNAMIC_VALUE); | |
6035 | Template *it_comp = it->get_template(); | |
6036 | Error_Context cntxt(it_comp, "In component %lu", | |
6037 | (unsigned long)(i + 1)); | |
6038 | if (index_value->get_value_refd_last()->get_valuetype() == Value::V_INT) { | |
6039 | const int_val_t *index_int = index_value->get_value_refd_last() | |
6040 | ->get_val_Int(); | |
6041 | if (*index_int > INT_MAX) { | |
6042 | index_value->error("An integer value less than `%d' was expected " | |
6043 | "for indexing type `%s' instead of `%s'", INT_MAX, | |
6044 | get_typename().c_str(), (index_int->t_str()).c_str()); | |
6045 | index_value->set_valuetype(Value::V_ERROR); | |
6046 | } else { | |
6047 | Int index = index_int->get_val(); | |
6048 | if (index < 0) { | |
6049 | index_value->error("A non-negative integer value was expected " | |
6050 | "for indexing type `%s' instead of `%s'", | |
6051 | get_typename().c_str(), Int2string(index).c_str()); | |
6052 | index_value->set_valuetype(Value::V_ERROR); | |
6053 | } else if (index_map.has_key(index)) { | |
6054 | index_value->error("Duplicate index value `%s' for components " | |
6055 | "`%s' and `%s'", Int2string(index).c_str(), | |
6056 | Int2string((Int)i + 1).c_str(), | |
6057 | Int2string(*index_map[index]).c_str()); | |
6058 | index_value->set_valuetype(Value::V_ERROR); | |
6059 | } else { | |
6060 | index_map.add(index, new Int((Int)i + 1)); | |
6061 | } | |
6062 | } | |
6063 | } | |
6064 | it_comp->set_my_governor(u.seof.ofType); | |
6065 | u.seof.ofType->chk_this_template_ref(it_comp); | |
6066 | self_ref |= u.seof.ofType->chk_this_template_generic(it_comp, | |
6067 | INCOMPLETE_ALLOWED, OMIT_NOT_ALLOWED, ANY_OR_OMIT_ALLOWED, | |
6068 | SUB_CHK, implicit_omit, lhs); | |
6069 | } | |
6070 | for (size_t i = 0; i < index_map.size(); i++) | |
6071 | delete index_map.get_nth_elem(i); | |
6072 | index_map.clear(); | |
6073 | break; } | |
6074 | default: | |
6075 | t->error("%s cannot be used for `record of' type `%s'", | |
6076 | t->get_templatetype_str(), get_typename().c_str()); | |
6077 | break; | |
6078 | } | |
6079 | return self_ref; | |
6080 | } | |
6081 | ||
6082 | bool Type::chk_this_template_SetOf(Template *t, namedbool is_modified, | |
6083 | namedbool implicit_omit, Common::Assignment *lhs) | |
6084 | { | |
6085 | bool self_ref = false; | |
6086 | Ttcn::Template::templatetype_t temptype = t->get_templatetype(); | |
6087 | switch (temptype) { | |
6088 | case Ttcn::Template::OMIT_VALUE: | |
6089 | if(t->get_length_restriction()) | |
6090 | t->warning("Redundant usage of length restriction with `omit'"); | |
6091 | break; | |
6092 | case Ttcn::Template::SUPERSET_MATCH: | |
6093 | case Ttcn::Template::SUBSET_MATCH: { | |
6094 | const char *settype = temptype == Ttcn::Template::SUPERSET_MATCH ? | |
6095 | "superset" : "subset"; | |
6096 | size_t nof_comps = t->get_nof_comps(); | |
6097 | for (size_t i = 0; i < nof_comps; i++) { | |
6098 | Template *t_comp = t->get_temp_byIndex(i); | |
6099 | Error_Context cntxt(t_comp, "In element %lu of %s", | |
6100 | (unsigned long) (i + 1), settype); | |
6101 | t_comp->set_my_governor(u.seof.ofType); | |
6102 | u.seof.ofType->chk_this_template_ref(t_comp); | |
6103 | // the elements of sets must be always complete | |
6104 | self_ref |= u.seof.ofType->chk_this_template_generic(t_comp, | |
6105 | INCOMPLETE_NOT_ALLOWED, OMIT_NOT_ALLOWED, ANY_OR_OMIT_ALLOWED, | |
6106 | SUB_CHK, implicit_omit, lhs); | |
6107 | if (t_comp->get_template_refd_last()->get_templatetype() == | |
6108 | Ttcn::Template::ANY_OR_OMIT) { | |
6109 | if (temptype == Ttcn::Template::SUPERSET_MATCH) | |
6110 | t_comp->warning("`*' in superset has no effect during matching"); | |
6111 | else t_comp->warning("`*' in subset. This template will match " | |
6112 | "everything"); | |
6113 | } | |
6114 | } | |
6115 | break;} | |
6116 | case Ttcn::Template::TEMPLATE_LIST: { | |
6117 | Ttcn::Template::completeness_t c = | |
6118 | t->get_completeness_condition_seof(is_modified); | |
6119 | Template *t_base; | |
6120 | size_t nof_base_comps; | |
6121 | if (c == Ttcn::Template::C_PARTIAL) { | |
6122 | t_base = t->get_base_template()->get_template_refd_last(); | |
6123 | // it is sure that t_base is a TEMPLATE_LIST | |
6124 | nof_base_comps = t_base->get_nof_comps(); | |
6125 | } else { | |
6126 | t_base = 0; | |
6127 | nof_base_comps = 0; | |
6128 | } | |
6129 | size_t nof_comps = t->get_nof_comps(); | |
6130 | for(size_t i = 0; i < nof_comps; i++) { | |
6131 | Template *t_comp = t->get_temp_byIndex(i); | |
6132 | Error_Context cntxt(t_comp, "In component %lu", (unsigned long)(i+1)); | |
6133 | t_comp->set_my_governor(u.seof.ofType); | |
6134 | if (t_base && i < nof_base_comps) | |
6135 | t_comp->set_base_template(t_base->get_temp_byIndex(i)); | |
6136 | u.seof.ofType->chk_this_template_ref(t_comp); | |
6137 | switch (t_comp->get_templatetype()) { | |
6138 | case Ttcn::Template::PERMUTATION_MATCH: | |
6139 | t_comp->error("%s cannot be used for `set of' type `%s'", | |
6140 | t_comp->get_templatetype_str(), get_typename().c_str()); | |
6141 | break; | |
6142 | case Ttcn::Template::TEMPLATE_NOTUSED: | |
6143 | if (c == Ttcn::Template::C_MUST_COMPLETE) { | |
6144 | t_comp->error("Not used symbol `-' is not allowed in this context"); | |
6145 | } else if (c == Ttcn::Template::C_PARTIAL && i >= nof_base_comps) { | |
6146 | t_comp->error("Not used symbol `-' cannot be used here because " | |
6147 | "there is no corresponding element in the base template"); | |
6148 | } | |
6149 | break; | |
6150 | default: | |
6151 | bool embedded_modified = (c == Ttcn::Template::C_MAY_INCOMPLETE) || | |
6152 | (c == Ttcn::Template::C_PARTIAL && i < nof_base_comps); | |
6153 | self_ref |= u.seof.ofType->chk_this_template_generic(t_comp, | |
6154 | (embedded_modified ? INCOMPLETE_ALLOWED : INCOMPLETE_NOT_ALLOWED), | |
6155 | OMIT_NOT_ALLOWED, ANY_OR_OMIT_ALLOWED, SUB_CHK, implicit_omit, lhs); | |
6156 | break; | |
6157 | } | |
6158 | } | |
6159 | break; } | |
6160 | case Ttcn::Template::INDEXED_TEMPLATE_LIST: { | |
6161 | map<Int, Int> index_map; | |
6162 | for (size_t i = 0; i < t->get_nof_comps(); i++) { | |
6163 | Ttcn::IndexedTemplate *it = t->get_indexedtemp_byIndex(i); | |
6164 | Value *index_value = (it->get_index()).get_val(); | |
6165 | index_value->chk_expr_int(Type::EXPECTED_DYNAMIC_VALUE); | |
6166 | Template *it_comp = it->get_template(); | |
6167 | Error_Context cntxt(it_comp, "In component %lu", | |
6168 | (unsigned long)(i + 1)); | |
6169 | if (index_value->get_value_refd_last()->get_valuetype() == Value::V_INT) { | |
6170 | const int_val_t *index_int = index_value->get_value_refd_last() | |
6171 | ->get_val_Int(); | |
6172 | if (*index_int > INT_MAX) { | |
6173 | index_value->error("An integer value less than `%d' was expected " | |
6174 | "for indexing type `%s' instead of `%s'", INT_MAX, | |
6175 | get_typename().c_str(), (index_int->t_str()).c_str()); | |
6176 | index_value->set_valuetype(Value::V_ERROR); | |
6177 | } else { | |
6178 | Int index = index_int->get_val(); | |
6179 | if (index < 0) { | |
6180 | index_value->error("A non-negative integer value was expected " | |
6181 | "for indexing type `%s' instead of `%s'", | |
6182 | get_typename().c_str(), Int2string(index).c_str()); | |
6183 | index_value->set_valuetype(Value::V_ERROR); | |
6184 | } else if (index_map.has_key(index)) { | |
6185 | index_value->error("Duplicate index value `%s' for components " | |
6186 | "`%s' and `%s'", Int2string(index).c_str(), | |
6187 | Int2string((Int)i + 1).c_str(), | |
6188 | Int2string(*index_map[index]).c_str()); | |
6189 | index_value->set_valuetype(Value::V_ERROR); | |
6190 | } else { | |
6191 | index_map.add(index, new Int((Int)i + 1)); | |
6192 | } | |
6193 | } | |
6194 | } | |
6195 | it_comp->set_my_governor(u.seof.ofType); | |
6196 | u.seof.ofType->chk_this_template_ref(it_comp); | |
6197 | self_ref |= u.seof.ofType->chk_this_template_generic(it_comp, | |
6198 | INCOMPLETE_ALLOWED, OMIT_NOT_ALLOWED, ANY_OR_OMIT_ALLOWED, | |
6199 | SUB_CHK, implicit_omit, lhs); | |
6200 | } | |
6201 | for (size_t i = 0; i < index_map.size(); i++) | |
6202 | delete index_map.get_nth_elem(i); | |
6203 | index_map.clear(); | |
6204 | break; } | |
6205 | default: | |
6206 | t->error("%s cannot be used for `set of' type `%s'", | |
6207 | t->get_templatetype_str(), get_typename().c_str()); | |
6208 | break; | |
6209 | } | |
6210 | return self_ref; | |
6211 | } | |
6212 | ||
6213 | bool Type::chk_this_template_array(Template *t, namedbool is_modified, | |
6214 | namedbool implicit_omit, Common::Assignment *lhs) | |
6215 | { | |
6216 | bool self_ref = false; | |
6217 | switch (t->get_templatetype()) { | |
6218 | case Ttcn::Template::OMIT_VALUE: | |
6219 | if (t->get_length_restriction()) | |
6220 | t->warning("Redundant usage of length restriction with `omit'"); | |
6221 | break; | |
6222 | case Ttcn::Template::PERMUTATION_MATCH: { | |
6223 | size_t nof_comps = t->get_nof_comps(); | |
6224 | for (size_t i = 0; i < nof_comps; i++) { | |
6225 | Template *t_comp = t->get_temp_byIndex(i); | |
6226 | Error_Context cntxt(t_comp, "In element %lu of permutation", | |
6227 | (unsigned long) (i + 1)); | |
6228 | t_comp->set_my_governor(u.array.element_type); | |
6229 | u.array.element_type->chk_this_template_ref(t_comp); | |
6230 | // the elements of permutation must be always complete | |
6231 | self_ref |= u.array.element_type->chk_this_template_generic(t_comp, | |
6232 | INCOMPLETE_NOT_ALLOWED, OMIT_NOT_ALLOWED, ANY_OR_OMIT_ALLOWED, SUB_CHK, | |
6233 | NOT_IMPLICIT_OMIT, lhs); | |
6234 | } | |
6235 | break; } | |
6236 | case Ttcn::Template::TEMPLATE_LIST: { | |
6237 | Template *t_base = t->get_base_template(); | |
6238 | size_t nof_base_comps = 0; | |
6239 | if (t_base) { | |
6240 | t_base = t_base->get_template_refd_last(); | |
6241 | if (t_base->get_templatetype() == Ttcn::Template::TEMPLATE_LIST) | |
6242 | nof_base_comps = t_base->get_nof_comps(); | |
6243 | else t_base = 0; // error recovery | |
6244 | } | |
6245 | if (!u.array.dimension->get_has_error()) { | |
6246 | size_t array_size = u.array.dimension->get_size(); | |
6247 | size_t template_size = t->get_nof_listitems(); | |
6248 | if (array_size != template_size) { | |
6249 | if (t->is_flattened()){ | |
6250 | t->error("Too %s elements in the array template: %lu was expected " | |
6251 | "instead of %lu", | |
6252 | array_size > template_size ? "few" : "many", | |
6253 | (unsigned long)array_size, (unsigned long)template_size); | |
6254 | } | |
6255 | else { | |
6256 | t->warning("The size of template cannot be resolved " | |
6257 | "so it could not be compared to the array size"); | |
6258 | } | |
6259 | } | |
6260 | } | |
6261 | size_t nof_comps = t->get_nof_comps(); | |
6262 | for (size_t i = 0; i < nof_comps; i++) { | |
6263 | Template *t_comp = t->get_temp_byIndex(i); | |
6264 | Error_Context cntxt(t_comp, "In array element %lu", | |
6265 | (unsigned long)(i + 1)); | |
6266 | t_comp->set_my_governor(u.array.element_type); | |
6267 | if (t_base && i < nof_base_comps) | |
6268 | t_comp->set_base_template(t_base->get_temp_byIndex(i)); | |
6269 | u.array.element_type->chk_this_template_ref(t_comp); | |
6270 | switch (t_comp->get_templatetype()) { | |
6271 | case Ttcn::Template::PERMUTATION_MATCH: | |
6272 | // the elements of permutation has to be checked by u.seof.ofType | |
6273 | // the templates within the permutation always have to be complete | |
6274 | self_ref |= chk_this_template_generic(t_comp, INCOMPLETE_NOT_ALLOWED, | |
6275 | OMIT_NOT_ALLOWED, ANY_OR_OMIT_ALLOWED, SUB_CHK, | |
6276 | implicit_omit, lhs); | |
6277 | break; | |
6278 | case Ttcn::Template::TEMPLATE_NOTUSED: | |
6279 | if (!is_modified) | |
6280 | t_comp->error("Not used symbol `-' is not allowed in this " | |
6281 | "context"); | |
6282 | break; | |
6283 | default: | |
6284 | self_ref |= u.array.element_type->chk_this_template_generic(t_comp, | |
6285 | is_modified, OMIT_NOT_ALLOWED, ANY_OR_OMIT_ALLOWED, SUB_CHK, implicit_omit, lhs); | |
6286 | break; | |
6287 | } | |
6288 | } | |
6289 | break; } | |
6290 | case Ttcn::Template::INDEXED_TEMPLATE_LIST: { | |
6291 | map<Int, Int> index_map; | |
6292 | for (size_t i = 0; i < t->get_nof_comps(); i++) { | |
6293 | Ttcn::IndexedTemplate *it = t->get_indexedtemp_byIndex(i); | |
6294 | Value *index_value = (it->get_index()).get_val(); | |
6295 | u.array.dimension->chk_index(index_value, | |
6296 | Type::EXPECTED_DYNAMIC_VALUE); | |
6297 | Template *it_comp = it->get_template(); | |
6298 | Error_Context cntxt(it_comp, "In component %lu", | |
6299 | (unsigned long)(i + 1)); | |
6300 | if (index_value->get_value_refd_last() | |
6301 | ->get_valuetype() == Value::V_INT) { | |
6302 | const int_val_t *index_int = index_value->get_value_refd_last() | |
6303 | ->get_val_Int(); | |
6304 | if (*index_int > INT_MAX) { | |
6305 | index_value->error("An integer value less than `%d' was expected " | |
6306 | "for indexing type `%s' instead of `%s'", | |
6307 | INT_MAX, get_typename().c_str(), | |
6308 | (index_int->t_str()).c_str()); | |
6309 | index_value->set_valuetype(Value::V_ERROR); | |
6310 | } else { | |
6311 | Int index = index_int->get_val(); | |
6312 | if (index_map.has_key(index)) { | |
6313 | index_value->error("Duplicate index value `%s' for components " | |
6314 | "`%s' and `%s'", Int2string(index).c_str(), | |
6315 | Int2string((Int)i + 1).c_str(), | |
6316 | Int2string(*index_map[index]).c_str()); | |
6317 | index_value->set_valuetype(Value::V_ERROR); | |
6318 | } else { | |
6319 | index_map.add(index, new Int((Int)i + 1)); | |
6320 | } | |
6321 | } | |
6322 | } | |
6323 | it_comp->set_my_governor(u.array.element_type); | |
6324 | u.array.element_type->chk_this_template_ref(it_comp); | |
6325 | self_ref |= u.array.element_type->chk_this_template_generic(it_comp, | |
6326 | is_modified, OMIT_NOT_ALLOWED, ANY_OR_OMIT_ALLOWED, SUB_CHK, implicit_omit, lhs); | |
6327 | } | |
6328 | for (size_t i = 0; i < index_map.size(); i++) | |
6329 | delete index_map.get_nth_elem(i); | |
6330 | index_map.clear(); | |
6331 | break; } | |
6332 | default: | |
6333 | t->error("%s cannot be used for array type `%s'", | |
6334 | t->get_templatetype_str(), get_typename().c_str()); | |
6335 | break; | |
6336 | } | |
6337 | return self_ref; | |
6338 | } | |
6339 | ||
6340 | void Type::chk_this_template_Fat(Template *t) | |
6341 | { | |
6342 | t->error("%s cannot be used for type `%s'",t->get_templatetype_str(), | |
6343 | get_typename().c_str()); | |
6344 | if(t->get_length_restriction()) t->error("Length restriction is not " | |
6345 | "allowed for type `%s'", get_typename().c_str()); | |
6346 | } | |
6347 | ||
6348 | void Type::chk_this_template_Signature(Template *t, namedbool is_modified) | |
6349 | { | |
6350 | bool self_ref = false; | |
6351 | size_t n_type_params = get_nof_comps(); | |
6352 | switch (t->get_templatetype()) { | |
6353 | case Ttcn::Template::TEMPLATE_LIST: | |
6354 | // conversion: value list -> assignment notation | |
6355 | t->set_templatetype(Ttcn::Template::NAMED_TEMPLATE_LIST); | |
6356 | // no break | |
6357 | case Ttcn::Template::NAMED_TEMPLATE_LIST: { | |
6358 | map<string, Ttcn::NamedTemplate> comp_map; | |
6359 | // it is set to false if we have lost the ordering | |
6360 | bool in_synch = true; | |
6361 | size_t n_template_comps = t->get_nof_comps(); | |
6362 | size_t t_i = 0; | |
6363 | for (size_t v_i = 0; v_i < n_template_comps; v_i++) { | |
6364 | Ttcn::NamedTemplate *nt = t->get_namedtemp_byIndex(v_i); | |
6365 | const Identifier& temp_id = nt->get_name(); | |
6366 | const string& temp_name = temp_id.get_name(); | |
6367 | const char *temp_dispname_str = temp_id.get_dispname().c_str(); | |
6368 | if (!has_comp_withName(temp_id)) { | |
6369 | nt->error("Reference to non-existent parameter `%s' in template " | |
6370 | "for signature `%s'", temp_dispname_str, get_typename().c_str()); | |
6371 | in_synch = false; | |
6372 | continue; | |
6373 | } else if (comp_map.has_key(temp_name)) { | |
6374 | nt->error("Duplicate parameter `%s' in template for signature `%s'", | |
6375 | temp_dispname_str, get_typename().c_str()); | |
6376 | comp_map[temp_name]->note("Parameter `%s' is already given here", | |
6377 | temp_dispname_str); | |
6378 | in_synch = false; | |
6379 | } else comp_map.add(temp_name, nt); | |
6380 | const SignatureParam *par = | |
6381 | u.signature.parameters->get_param_byName(temp_id); | |
6382 | if (in_synch) { | |
6383 | SignatureParam *par2 = 0; | |
6384 | for ( ; t_i < n_type_params; t_i++) { | |
6385 | par2 = u.signature.parameters->get_param_byIndex(t_i); | |
6386 | if (par2 == par) break; | |
6387 | } | |
6388 | if (par2 != par) { | |
6389 | nt->error("Unexpected parameter `%s' in signature template", | |
6390 | temp_dispname_str); | |
6391 | in_synch = false; | |
6392 | } else t_i++; | |
6393 | } | |
6394 | Type *type = par->get_type(); | |
6395 | Template *comp_t = nt->get_template(); | |
6396 | Error_Context cntxt(comp_t, "In template for signature parameter `%s'", | |
6397 | temp_dispname_str); | |
6398 | comp_t->set_my_governor(type); | |
6399 | type->chk_this_template_ref(comp_t); | |
6400 | self_ref |= type->chk_this_template_generic(comp_t, is_modified, OMIT_NOT_ALLOWED, ANY_OR_OMIT_NOT_ALLOWED, | |
6401 | SUB_CHK, NOT_IMPLICIT_OMIT, NULL); | |
6402 | } | |
6403 | if(!is_modified) { | |
6404 | SignatureParam *first_undef_in = NULL, | |
6405 | *first_undef_out = NULL; | |
6406 | for (size_t i = 0; i < n_type_params; i++) { | |
6407 | SignatureParam *par = u.signature.parameters->get_param_byIndex(i); | |
6408 | const Identifier& id = par->get_id(); | |
6409 | if (!comp_map.has_key(id.get_name()) || | |
6410 | comp_map[id.get_name()]->get_template()->get_templatetype() == | |
6411 | Template::TEMPLATE_NOTUSED) { | |
6412 | switch(par->get_direction()) { | |
6413 | case SignatureParam::PARAM_IN: | |
6414 | if(!first_undef_in) first_undef_in = par; | |
6415 | break; | |
6416 | case SignatureParam::PARAM_OUT: | |
6417 | if(!first_undef_out) first_undef_out = par; | |
6418 | break; | |
6419 | default: //inout | |
6420 | t->error("Signature template is incomplete, because the inout " | |
6421 | "parameter `%s' is missing", id.get_dispname().c_str()); | |
6422 | } | |
6423 | } | |
6424 | } | |
6425 | if(first_undef_in!=NULL && first_undef_out!=NULL) | |
6426 | t->error("Signature template is incomplete, because the in parameter " | |
6427 | "`%s' and the out parameter `%s' is missing", | |
6428 | first_undef_in->get_id().get_dispname().c_str(), | |
6429 | first_undef_out->get_id().get_dispname().c_str()); | |
6430 | } | |
6431 | comp_map.clear(); | |
6432 | break;} | |
6433 | default: | |
6434 | t->error("%s cannot be used for signature `%s'", | |
6435 | t->get_templatetype_str(), get_typename().c_str()); | |
6436 | break; | |
6437 | } | |
6438 | if (t->get_length_restriction()) | |
6439 | t->error("Length restriction is not allowed in a template for " | |
6440 | "signature `%s'", get_typename().c_str()); | |
6441 | } | |
6442 | ||
6443 | } // namespace Common |