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widl: Support WinRT delegate type.
[wine/zf.git] / tools / widl / parser.y
blob16d2e0023b72caa1da5e19afa046d95812369f10
1 %{
2 /*
3 * IDL Compiler
4 *
5 * Copyright 2002 Ove Kaaven
6 * Copyright 2006-2008 Robert Shearman
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 */
22
23 #include "config.h"
24
25 #include <stdio.h>
26 #include <stdlib.h>
27 #include <stdarg.h>
28 #include <assert.h>
29 #include <ctype.h>
30 #include <string.h>
31
32 #include "widl.h"
33 #include "utils.h"
34 #include "parser.h"
35 #include "header.h"
36 #include "typelib.h"
37 #include "typegen.h"
38 #include "expr.h"
39 #include "typetree.h"
40
41 struct _import_t
42 {
43 char *name;
44 int import_performed;
45 };
46
47 static str_list_t *append_str(str_list_t *list, char *str);
48 static attr_list_t *append_attr(attr_list_t *list, attr_t *attr);
49 static attr_list_t *append_attr_list(attr_list_t *new_list, attr_list_t *old_list);
50 static decl_spec_t *make_decl_spec(type_t *type, decl_spec_t *left, decl_spec_t *right,
51 enum storage_class stgclass, enum type_qualifier qual, enum function_specifier func_specifier);
52 static attr_t *make_attr(enum attr_type type);
53 static attr_t *make_attrv(enum attr_type type, unsigned int val);
54 static attr_t *make_attrp(enum attr_type type, void *val);
55 static attr_t *make_custom_attr(UUID *id, expr_t *pval);
56 static expr_list_t *append_expr(expr_list_t *list, expr_t *expr);
57 static var_t *declare_var(attr_list_t *attrs, decl_spec_t *decl_spec, declarator_t *decl, int top);
58 static var_list_t *set_var_types(attr_list_t *attrs, decl_spec_t *decl_spec, declarator_list_t *decls);
59 static var_list_t *append_var_list(var_list_t *list, var_list_t *vars);
60 static declarator_list_t *append_declarator(declarator_list_t *list, declarator_t *p);
61 static declarator_t *make_declarator(var_t *var);
62 static type_t *make_safearray(type_t *type);
63 static typelib_t *make_library(const char *name, const attr_list_t *attrs);
64 static void append_array(declarator_t *decl, expr_t *expr);
65 static void append_chain_type(declarator_t *decl, type_t *type, enum type_qualifier qual);
66 static void append_chain_callconv(type_t *chain, char *callconv);
67 static warning_list_t *append_warning(warning_list_t *, int);
68
69 static type_t *reg_typedefs(decl_spec_t *decl_spec, var_list_t *names, attr_list_t *attrs);
70 static type_t *find_type_or_error(struct namespace *parent, const char *name);
71 static struct namespace *find_namespace_or_error(struct namespace *namespace, const char *name);
72
73 static var_t *reg_const(var_t *var);
74
75 static void push_namespace(const char *name);
76 static void pop_namespace(const char *name);
77 static void push_parameters_namespace(const char *name);
78 static void pop_parameters_namespace(const char *name);
79
80 static statement_list_t *append_parameterized_type_stmts(statement_list_t *stmts);
81 static void check_arg_attrs(const var_t *arg);
82 static void check_statements(const statement_list_t *stmts, int is_inside_library);
83 static void check_all_user_types(const statement_list_t *stmts);
84 static attr_list_t *check_function_attrs(const char *name, attr_list_t *attrs);
85 static attr_list_t *check_typedef_attrs(attr_list_t *attrs);
86 static attr_list_t *check_enum_attrs(attr_list_t *attrs);
87 static attr_list_t *check_enum_member_attrs(attr_list_t *attrs);
88 static attr_list_t *check_struct_attrs(attr_list_t *attrs);
89 static attr_list_t *check_union_attrs(attr_list_t *attrs);
90 static attr_list_t *check_field_attrs(const char *name, attr_list_t *attrs);
91 static attr_list_t *check_library_attrs(const char *name, attr_list_t *attrs);
92 const char *get_attr_display_name(enum attr_type type);
93 static void add_explicit_handle_if_necessary(const type_t *iface, var_t *func);
94
95 static void check_async_uuid(type_t *iface);
96
97 static statement_t *make_statement(enum statement_type type);
98 static statement_t *make_statement_type_decl(type_t *type);
99 static statement_t *make_statement_reference(type_t *type);
100 static statement_t *make_statement_declaration(var_t *var);
101 static statement_t *make_statement_library(typelib_t *typelib);
102 static statement_t *make_statement_pragma(const char *str);
103 static statement_t *make_statement_cppquote(const char *str);
104 static statement_t *make_statement_importlib(const char *str);
105 static statement_t *make_statement_module(type_t *type);
106 static statement_t *make_statement_typedef(var_list_t *names, int declonly);
107 static statement_t *make_statement_import(const char *str);
108 static statement_t *make_statement_parameterized_type(type_t *type, typeref_list_t *params);
109 static statement_t *make_statement_delegate(type_t *ret, var_list_t *args);
110 static statement_list_t *append_statement(statement_list_t *list, statement_t *stmt);
111 static statement_list_t *append_statements(statement_list_t *, statement_list_t *);
112 static attr_list_t *append_attribs(attr_list_t *, attr_list_t *);
113
114 static struct namespace global_namespace = {
115 NULL, NULL, LIST_INIT(global_namespace.entry), LIST_INIT(global_namespace.children)
116 };
117
118 static struct namespace *current_namespace = &global_namespace;
119 static struct namespace *parameters_namespace = NULL;
120 static statement_list_t *parameterized_type_stmts = NULL;
121
122 static typelib_t *current_typelib;
123
124 %}
125 %union {
126 attr_t *attr;
127 attr_list_t *attr_list;
128 str_list_t *str_list;
129 expr_t *expr;
130 expr_list_t *expr_list;
131 type_t *type;
132 var_t *var;
133 var_list_t *var_list;
134 declarator_t *declarator;
135 declarator_list_t *declarator_list;
136 statement_t *statement;
137 statement_list_t *stmt_list;
138 warning_t *warning;
139 warning_list_t *warning_list;
140 typeref_t *typeref;
141 typeref_list_t *typeref_list;
142 char *str;
143 UUID *uuid;
144 unsigned int num;
145 double dbl;
146 typelib_t *typelib;
147 struct _import_t *import;
148 struct _decl_spec_t *declspec;
149 enum storage_class stgclass;
150 enum type_qualifier type_qualifier;
151 enum function_specifier function_specifier;
152 struct namespace *namespace;
153 }
154
155 %token <str> aIDENTIFIER aPRAGMA
156 %token <str> aKNOWNTYPE
157 %token <num> aNUM aHEXNUM
158 %token <dbl> aDOUBLE
159 %token <str> aSTRING aWSTRING aSQSTRING
160 %token <uuid> aUUID
161 %token aEOF aACF
162 %token SHL SHR
163 %token MEMBERPTR
164 %token EQUALITY INEQUALITY
165 %token GREATEREQUAL LESSEQUAL
166 %token LOGICALOR LOGICALAND
167 %token ELLIPSIS
168 %token tACTIVATABLE
169 %token tAGGREGATABLE
170 %token tAGILE
171 %token tALLNODES tALLOCATE tANNOTATION
172 %token tAPICONTRACT
173 %token tAPPOBJECT tASYNC tASYNCUUID
174 %token tAUTOHANDLE tBINDABLE tBOOLEAN tBROADCAST tBYTE tBYTECOUNT
175 %token tCALLAS tCALLBACK tCASE tCDECL tCHAR tCOCLASS tCODE tCOMMSTATUS
176 %token tCONST tCONTEXTHANDLE tCONTEXTHANDLENOSERIALIZE
177 %token tCONTEXTHANDLESERIALIZE
178 %token tCONTRACT
179 %token tCONTRACTVERSION
180 %token tCONTROL tCPPQUOTE
181 %token tCUSTOM
182 %token tDECLARE
183 %token tDECODE tDEFAULT tDEFAULTBIND
184 %token tDELEGATE
185 %token tDEFAULTCOLLELEM
186 %token tDEFAULTVALUE
187 %token tDEFAULTVTABLE
188 %token tDISABLECONSISTENCYCHECK tDISPLAYBIND
189 %token tDISPINTERFACE
190 %token tDLLNAME tDONTFREE tDOUBLE tDUAL
191 %token tENABLEALLOCATE tENCODE tENDPOINT
192 %token tENTRY tENUM tERRORSTATUST
193 %token tEVENTADD tEVENTREMOVE
194 %token tEXCLUSIVETO
195 %token tEXPLICITHANDLE tEXTERN
196 %token tFALSE
197 %token tFASTCALL tFAULTSTATUS
198 %token tFLAGS
199 %token tFLOAT tFORCEALLOCATE
200 %token tHANDLE
201 %token tHANDLET
202 %token tHELPCONTEXT tHELPFILE
203 %token tHELPSTRING tHELPSTRINGCONTEXT tHELPSTRINGDLL
204 %token tHIDDEN
205 %token tHYPER tID tIDEMPOTENT
206 %token tIGNORE tIIDIS
207 %token tIMMEDIATEBIND
208 %token tIMPLICITHANDLE
209 %token tIMPORT tIMPORTLIB
210 %token tIN tIN_LINE tINLINE
211 %token tINPUTSYNC
212 %token tINT tINT32 tINT3264 tINT64
213 %token tINTERFACE
214 %token tLCID
215 %token tLENGTHIS tLIBRARY
216 %token tLICENSED tLOCAL
217 %token tLONG
218 %token tMARSHALINGBEHAVIOR
219 %token tMAYBE tMESSAGE
220 %token tMETHODS
221 %token tMODULE
222 %token tMTA
223 %token tNAMESPACE
224 %token tNOCODE tNONBROWSABLE
225 %token tNONCREATABLE
226 %token tNONE
227 %token tNONEXTENSIBLE
228 %token tNOTIFY tNOTIFYFLAG
229 %token tNULL
230 %token tOBJECT tODL tOLEAUTOMATION
231 %token tOPTIMIZE tOPTIONAL
232 %token tOUT
233 %token tPARTIALIGNORE tPASCAL
234 %token tPOINTERDEFAULT
235 %token tPRAGMA_WARNING
236 %token tPROGID tPROPERTIES
237 %token tPROPGET tPROPPUT tPROPPUTREF
238 %token tPROXY tPTR
239 %token tPUBLIC
240 %token tRANGE
241 %token tREADONLY tREF
242 %token tREGISTER tREPRESENTAS
243 %token tREQUESTEDIT
244 %token tREQUIRES
245 %token tRESTRICTED
246 %token tRETVAL
247 %token tRUNTIMECLASS
248 %token tSAFEARRAY
249 %token tSHORT
250 %token tSIGNED tSINGLENODE
251 %token tSIZEIS tSIZEOF
252 %token tSMALL
253 %token tSOURCE
254 %token tSTANDARD
255 %token tSTATIC
256 %token tSTDCALL
257 %token tSTRICTCONTEXTHANDLE
258 %token tSTRING tSTRUCT
259 %token tSWITCH tSWITCHIS tSWITCHTYPE
260 %token tTHREADING tTRANSMITAS
261 %token tTRUE
262 %token tTYPEDEF
263 %token tUIDEFAULT tUNION
264 %token tUNIQUE
265 %token tUNSIGNED
266 %token tUSESGETLASTERROR tUSERMARSHAL tUUID
267 %token tV1ENUM
268 %token tVARARG
269 %token tVERSION tVIPROGID
270 %token tVOID
271 %token tWCHAR tWIREMARSHAL
272 %token tAPARTMENT tNEUTRAL tSINGLE tFREE tBOTH
273
274 %type <attr> attribute acf_attribute
275 %type <attr_list> m_attributes attributes attrib_list
276 %type <attr_list> acf_attributes acf_attribute_list
277 %type <attr_list> dispattributes
278 %type <str_list> str_list
279 %type <expr> m_expr expr expr_const expr_int_const array m_bitfield
280 %type <expr_list> m_exprs /* exprs expr_list */ expr_list_int_const
281 %type <expr> contract_req
282 %type <expr> static_attr
283 %type <type> delegatedef
284 %type <stgclass> storage_cls_spec
285 %type <type_qualifier> type_qualifier m_type_qual_list
286 %type <function_specifier> function_specifier
287 %type <declspec> decl_spec unqualified_decl_spec decl_spec_no_type m_decl_spec_no_type
288 %type <type> inherit interface interfacedef
289 %type <type> interfaceref
290 %type <type> dispinterfaceref
291 %type <type> dispinterface dispinterfacedef
292 %type <type> module moduledef
293 %type <str> namespacedef
294 %type <type> base_type int_std
295 %type <type> enumdef structdef uniondef typedecl
296 %type <type> type unqualified_type qualified_type
297 %type <type> type_parameter
298 %type <typeref_list> type_parameters
299 %type <type> parameterized_type
300 %type <type> parameterized_type_arg
301 %type <typeref_list> parameterized_type_args
302 %type <typeref> class_interface
303 %type <typeref_list> class_interfaces
304 %type <typeref_list> requires required_types
305 %type <var> arg ne_union_field union_field s_field case enum enum_member declaration
306 %type <var> funcdef
307 %type <var_list> m_args arg_list args dispint_meths
308 %type <var_list> fields ne_union_fields cases enums enum_list dispint_props field
309 %type <var> m_ident ident
310 %type <declarator> declarator direct_declarator init_declarator struct_declarator
311 %type <declarator> m_any_declarator any_declarator any_declarator_no_direct any_direct_declarator
312 %type <declarator> m_abstract_declarator abstract_declarator abstract_declarator_no_direct abstract_direct_declarator
313 %type <declarator_list> declarator_list struct_declarator_list
314 %type <type> coclass coclassdef
315 %type <type> runtimeclass runtimeclass_def
316 %type <type> apicontract apicontract_def
317 %type <num> contract_ver
318 %type <num> pointer_type threading_type marshaling_behavior version
319 %type <str> libraryhdr callconv cppquote importlib import
320 %type <str> typename m_typename
321 %type <uuid> uuid_string
322 %type <import> import_start
323 %type <typelib> library_start librarydef
324 %type <statement> statement typedef pragma_warning
325 %type <stmt_list> gbl_statements imp_statements int_statements
326 %type <stmt_list> decl_block decl_statements
327 %type <stmt_list> imp_decl_block imp_decl_statements
328 %type <warning_list> warnings
329 %type <num> allocate_option_list allocate_option
330 %type <namespace> namespace_pfx
331
332 %left ','
333 %right '?' ':'
334 %left LOGICALOR
335 %left LOGICALAND
336 %left '|'
337 %left '^'
338 %left '&'
339 %left EQUALITY INEQUALITY
340 %left '<' '>' LESSEQUAL GREATEREQUAL
341 %left SHL SHR
342 %left '-' '+'
343 %left '*' '/' '%'
344 %right '!' '~' CAST PPTR POS NEG ADDRESSOF tSIZEOF
345 %left '.' MEMBERPTR '[' ']'
346
347 %define parse.error verbose
348
349 %%
350
351 input: gbl_statements m_acf { $1 = append_parameterized_type_stmts($1);
352 check_statements($1, FALSE);
353 check_all_user_types($1);
354 write_header($1);
355 write_id_data($1);
356 write_proxies($1);
357 write_client($1);
358 write_server($1);
359 write_regscript($1);
360 write_typelib_regscript($1);
361 write_dlldata($1);
362 write_local_stubs($1);
363 }
364 ;
365
366 m_acf: /* empty */ | aACF acf_statements
367
368 decl_statements: { $$ = NULL; }
369 | decl_statements tINTERFACE qualified_type '<' parameterized_type_args '>' ';'
370 { parameterized_type_stmts = append_statement(parameterized_type_stmts, make_statement_parameterized_type($3, $5));
371 $$ = append_statement($1, make_statement_reference(type_parameterized_type_specialize_declare($3, $5)));
372 }
373 ;
374
375 decl_block: tDECLARE '{' decl_statements '}' { $$ = $3; }
376
377 imp_decl_statements: { $$ = NULL; }
378 | imp_decl_statements tINTERFACE qualified_type '<' parameterized_type_args '>' ';'
379 { $$ = append_statement($1, make_statement_reference(type_parameterized_type_specialize_declare($3, $5))); }
380 ;
381
382 imp_decl_block: tDECLARE '{' imp_decl_statements '}' { $$ = $3; }
383
384 gbl_statements: { $$ = NULL; }
385 | gbl_statements namespacedef '{' { push_namespace($2); } gbl_statements '}'
386 { pop_namespace($2); $$ = append_statements($1, $5); }
387 | gbl_statements interface ';' { $$ = append_statement($1, make_statement_reference($2)); }
388 | gbl_statements dispinterface ';' { $$ = append_statement($1, make_statement_reference($2)); }
389 | gbl_statements interfacedef { $$ = append_statement($1, make_statement_type_decl($2)); }
390 | gbl_statements delegatedef { $$ = append_statement($1, make_statement_type_decl($2)); }
391 | gbl_statements coclass ';' { $$ = $1;
392 reg_type($2, $2->name, current_namespace, 0);
393 }
394 | gbl_statements coclassdef { $$ = append_statement($1, make_statement_type_decl($2));
395 reg_type($2, $2->name, current_namespace, 0);
396 }
397 | gbl_statements apicontract ';' { $$ = $1; reg_type($2, $2->name, current_namespace, 0); }
398 | gbl_statements apicontract_def { $$ = append_statement($1, make_statement_type_decl($2));
399 reg_type($2, $2->name, current_namespace, 0); }
400 | gbl_statements runtimeclass ';' { $$ = $1; reg_type($2, $2->name, current_namespace, 0); }
401 | gbl_statements runtimeclass_def { $$ = append_statement($1, make_statement_type_decl($2));
402 reg_type($2, $2->name, current_namespace, 0); }
403 | gbl_statements moduledef { $$ = append_statement($1, make_statement_module($2)); }
404 | gbl_statements librarydef { $$ = append_statement($1, make_statement_library($2)); }
405 | gbl_statements statement { $$ = append_statement($1, $2); }
406 | gbl_statements decl_block { $$ = append_statements($1, $2); }
407 ;
408
409 imp_statements: { $$ = NULL; }
410 | imp_statements interface ';' { $$ = append_statement($1, make_statement_reference($2)); }
411 | imp_statements dispinterface ';' { $$ = append_statement($1, make_statement_reference($2)); }
412 | imp_statements namespacedef '{' { push_namespace($2); } imp_statements '}'
413 { pop_namespace($2); $$ = append_statements($1, $5); }
414 | imp_statements interfacedef { $$ = append_statement($1, make_statement_type_decl($2)); }
415 | imp_statements delegatedef { $$ = append_statement($1, make_statement_type_decl($2)); }
416 | imp_statements coclass ';' { $$ = $1; reg_type($2, $2->name, current_namespace, 0); }
417 | imp_statements coclassdef { $$ = append_statement($1, make_statement_type_decl($2));
418 reg_type($2, $2->name, current_namespace, 0);
419 }
420 | imp_statements apicontract ';' { $$ = $1; reg_type($2, $2->name, current_namespace, 0); }
421 | imp_statements apicontract_def { $$ = append_statement($1, make_statement_type_decl($2));
422 reg_type($2, $2->name, current_namespace, 0); }
423 | imp_statements runtimeclass ';' { $$ = $1; reg_type($2, $2->name, current_namespace, 0); }
424 | imp_statements runtimeclass_def { $$ = append_statement($1, make_statement_type_decl($2));
425 reg_type($2, $2->name, current_namespace, 0); }
426 | imp_statements moduledef { $$ = append_statement($1, make_statement_module($2)); }
427 | imp_statements statement { $$ = append_statement($1, $2); }
428 | imp_statements importlib { $$ = append_statement($1, make_statement_importlib($2)); }
429 | imp_statements librarydef { $$ = append_statement($1, make_statement_library($2)); }
430 | imp_statements imp_decl_block { $$ = append_statements($1, $2); }
431 ;
432
433 int_statements: { $$ = NULL; }
434 | int_statements statement { $$ = append_statement($1, $2); }
435 ;
436
437 semicolon_opt:
438 | ';'
439 ;
440
441 statement:
442 cppquote { $$ = make_statement_cppquote($1); }
443 | typedecl ';' { $$ = make_statement_type_decl($1); }
444 | declaration ';' { $$ = make_statement_declaration($1); }
445 | import { $$ = make_statement_import($1); }
446 | typedef ';' { $$ = $1; }
447 | aPRAGMA { $$ = make_statement_pragma($1); }
448 | pragma_warning { $$ = NULL; }
449 ;
450
451 pragma_warning: tPRAGMA_WARNING '(' aIDENTIFIER ':' warnings ')'
452 {
453 int result;
454 $$ = NULL;
455 result = do_warning($3, $5);
456 if(!result)
457 error_loc("expected \"disable\", \"enable\" or \"default\"\n");
458 }
459 | tPRAGMA_WARNING '(' tDEFAULT ':' warnings ')'
460 {
461 $$ = NULL;
462 do_warning("default", $5);
463 }
464 ;
465
466 warnings:
467 aNUM { $$ = append_warning(NULL, $1); }
468 | warnings aNUM { $$ = append_warning($1, $2); }
469 ;
470
471 typedecl:
472 enumdef
473 | tENUM aIDENTIFIER { $$ = type_new_enum($2, current_namespace, FALSE, NULL); }
474 | structdef
475 | tSTRUCT aIDENTIFIER { $$ = type_new_struct($2, current_namespace, FALSE, NULL); }
476 | uniondef
477 | tUNION aIDENTIFIER { $$ = type_new_nonencapsulated_union($2, FALSE, NULL); }
478 | attributes enumdef { $$ = $2; $$->attrs = check_enum_attrs($1); }
479 | attributes structdef { $$ = $2; $$->attrs = check_struct_attrs($1); }
480 | attributes uniondef { $$ = $2; $$->attrs = check_union_attrs($1); }
481 ;
482
483 cppquote: tCPPQUOTE '(' aSTRING ')' { $$ = $3; }
484 ;
485 import_start: tIMPORT aSTRING ';' { assert(yychar == YYEMPTY);
486 $$ = xmalloc(sizeof(struct _import_t));
487 $$->name = $2;
488 $$->import_performed = do_import($2);
489 if (!$$->import_performed) yychar = aEOF;
490 }
491 ;
492
493 import: import_start imp_statements aEOF { $$ = $1->name;
494 if ($1->import_performed) pop_import();
495 free($1);
496 }
497 ;
498
499 importlib: tIMPORTLIB '(' aSTRING ')'
500 semicolon_opt { $$ = $3; if(!parse_only) add_importlib($3, current_typelib); }
501 ;
502
503 libraryhdr: tLIBRARY typename { $$ = $2; }
504 ;
505 library_start: attributes libraryhdr '{' { $$ = make_library($2, check_library_attrs($2, $1));
506 if (!parse_only && do_typelib) current_typelib = $$;
507 }
508 ;
509 librarydef: library_start imp_statements '}'
510 semicolon_opt { $$ = $1; $$->stmts = $2; }
511 ;
512
513 m_args: { $$ = NULL; }
514 | args
515 ;
516
517 arg_list: arg { check_arg_attrs($1); $$ = append_var( NULL, $1 ); }
518 | arg_list ',' arg { check_arg_attrs($3); $$ = append_var( $1, $3 ); }
519 ;
520
521 args: arg_list
522 | arg_list ',' ELLIPSIS { $$ = append_var( $1, make_var(strdup("...")) ); }
523 ;
524
525 /* split into two rules to get bison to resolve a tVOID conflict */
526 arg: attributes decl_spec m_any_declarator { if ($2->stgclass != STG_NONE && $2->stgclass != STG_REGISTER)
527 error_loc("invalid storage class for function parameter\n");
528 $$ = declare_var($1, $2, $3, TRUE);
529 free($2); free($3);
530 }
531 | decl_spec m_any_declarator { if ($1->stgclass != STG_NONE && $1->stgclass != STG_REGISTER)
532 error_loc("invalid storage class for function parameter\n");
533 $$ = declare_var(NULL, $1, $2, TRUE);
534 free($1); free($2);
535 }
536 ;
537
538 array: '[' expr ']' { $$ = $2;
539 if (!$$->is_const || $$->cval <= 0)
540 error_loc("array dimension is not a positive integer constant\n");
541 }
542 | '[' '*' ']' { $$ = make_expr(EXPR_VOID); }
543 | '[' ']' { $$ = make_expr(EXPR_VOID); }
544 ;
545
546 m_attributes: { $$ = NULL; }
547 | attributes
548 ;
549
550 attributes:
551 '[' attrib_list ']' { $$ = $2; }
552 ;
553
554 attrib_list: attribute { $$ = append_attr( NULL, $1 ); }
555 | attrib_list ',' attribute { $$ = append_attr( $1, $3 ); }
556 | attrib_list ']' '[' attribute { $$ = append_attr( $1, $4 ); }
557 ;
558
559 str_list: aSTRING { $$ = append_str( NULL, $1 ); }
560 | str_list ',' aSTRING { $$ = append_str( $1, $3 ); }
561 ;
562
563 marshaling_behavior:
564 tAGILE { $$ = MARSHALING_AGILE; }
565 | tNONE { $$ = MARSHALING_NONE; }
566 | tSTANDARD { $$ = MARSHALING_STANDARD; }
567 ;
568
569 contract_ver:
570 aNUM { $$ = MAKEVERSION(0, $1); }
571 | aNUM '.' aNUM { $$ = MAKEVERSION($3, $1); }
572 ;
573
574 contract_req: decl_spec ',' contract_ver { if ($1->type->type_type != TYPE_APICONTRACT)
575 error_loc("type %s is not an apicontract\n", $1->type->name);
576 $$ = make_exprl(EXPR_NUM, $3);
577 $$ = make_exprt(EXPR_GTREQL, declare_var(NULL, $1, make_declarator(NULL), 0), $$);
578 }
579
580 static_attr: decl_spec ',' contract_req { if ($1->type->type_type != TYPE_INTERFACE)
581 error_loc("type %s is not an interface\n", $1->type->name);
582 $$ = make_exprt(EXPR_MEMBER, declare_var(NULL, $1, make_declarator(NULL), 0), $3);
583 }
584
585 attribute: { $$ = NULL; }
586 | tACTIVATABLE '(' contract_req ')' { $$ = make_attrp(ATTR_ACTIVATABLE, $3); }
587 | tAGGREGATABLE { $$ = make_attr(ATTR_AGGREGATABLE); }
588 | tANNOTATION '(' aSTRING ')' { $$ = make_attrp(ATTR_ANNOTATION, $3); }
589 | tAPPOBJECT { $$ = make_attr(ATTR_APPOBJECT); }
590 | tASYNC { $$ = make_attr(ATTR_ASYNC); }
591 | tAUTOHANDLE { $$ = make_attr(ATTR_AUTO_HANDLE); }
592 | tBINDABLE { $$ = make_attr(ATTR_BINDABLE); }
593 | tBROADCAST { $$ = make_attr(ATTR_BROADCAST); }
594 | tCALLAS '(' ident ')' { $$ = make_attrp(ATTR_CALLAS, $3); }
595 | tCASE '(' expr_list_int_const ')' { $$ = make_attrp(ATTR_CASE, $3); }
596 | tCODE { $$ = make_attr(ATTR_CODE); }
597 | tCOMMSTATUS { $$ = make_attr(ATTR_COMMSTATUS); }
598 | tCONTEXTHANDLE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); }
599 | tCONTEXTHANDLENOSERIALIZE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); /* RPC_CONTEXT_HANDLE_DONT_SERIALIZE */ }
600 | tCONTEXTHANDLESERIALIZE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); /* RPC_CONTEXT_HANDLE_SERIALIZE */ }
601 | tCONTRACT '(' contract_req ')' { $$ = make_attrp(ATTR_CONTRACT, $3); }
602 | tCONTRACTVERSION '(' contract_ver ')' { $$ = make_attrv(ATTR_CONTRACTVERSION, $3); }
603 | tCONTROL { $$ = make_attr(ATTR_CONTROL); }
604 | tCUSTOM '(' uuid_string ',' expr_const ')' { $$ = make_custom_attr($3, $5); }
605 | tDECODE { $$ = make_attr(ATTR_DECODE); }
606 | tDEFAULT { $$ = make_attr(ATTR_DEFAULT); }
607 | tDEFAULTBIND { $$ = make_attr(ATTR_DEFAULTBIND); }
608 | tDEFAULTCOLLELEM { $$ = make_attr(ATTR_DEFAULTCOLLELEM); }
609 | tDEFAULTVALUE '(' expr_const ')' { $$ = make_attrp(ATTR_DEFAULTVALUE, $3); }
610 | tDEFAULTVTABLE { $$ = make_attr(ATTR_DEFAULTVTABLE); }
611 | tDISABLECONSISTENCYCHECK { $$ = make_attr(ATTR_DISABLECONSISTENCYCHECK); }
612 | tDISPLAYBIND { $$ = make_attr(ATTR_DISPLAYBIND); }
613 | tDLLNAME '(' aSTRING ')' { $$ = make_attrp(ATTR_DLLNAME, $3); }
614 | tDUAL { $$ = make_attr(ATTR_DUAL); }
615 | tENABLEALLOCATE { $$ = make_attr(ATTR_ENABLEALLOCATE); }
616 | tENCODE { $$ = make_attr(ATTR_ENCODE); }
617 | tENDPOINT '(' str_list ')' { $$ = make_attrp(ATTR_ENDPOINT, $3); }
618 | tENTRY '(' expr_const ')' { $$ = make_attrp(ATTR_ENTRY, $3); }
619 | tEVENTADD { $$ = make_attr(ATTR_EVENTADD); }
620 | tEVENTREMOVE { $$ = make_attr(ATTR_EVENTREMOVE); }
621 | tEXCLUSIVETO '(' decl_spec ')' { if ($3->type->type_type != TYPE_RUNTIMECLASS)
622 error_loc("type %s is not a runtimeclass\n", $3->type->name);
623 $$ = make_attrp(ATTR_EXCLUSIVETO, $3->type); }
624 | tEXPLICITHANDLE { $$ = make_attr(ATTR_EXPLICIT_HANDLE); }
625 | tFAULTSTATUS { $$ = make_attr(ATTR_FAULTSTATUS); }
626 | tFLAGS { $$ = make_attr(ATTR_FLAGS); }
627 | tFORCEALLOCATE { $$ = make_attr(ATTR_FORCEALLOCATE); }
628 | tHANDLE { $$ = make_attr(ATTR_HANDLE); }
629 | tHELPCONTEXT '(' expr_int_const ')' { $$ = make_attrp(ATTR_HELPCONTEXT, $3); }
630 | tHELPFILE '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPFILE, $3); }
631 | tHELPSTRING '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPSTRING, $3); }
632 | tHELPSTRINGCONTEXT '(' expr_int_const ')' { $$ = make_attrp(ATTR_HELPSTRINGCONTEXT, $3); }
633 | tHELPSTRINGDLL '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPSTRINGDLL, $3); }
634 | tHIDDEN { $$ = make_attr(ATTR_HIDDEN); }
635 | tID '(' expr_int_const ')' { $$ = make_attrp(ATTR_ID, $3); }
636 | tIDEMPOTENT { $$ = make_attr(ATTR_IDEMPOTENT); }
637 | tIGNORE { $$ = make_attr(ATTR_IGNORE); }
638 | tIIDIS '(' expr ')' { $$ = make_attrp(ATTR_IIDIS, $3); }
639 | tIMMEDIATEBIND { $$ = make_attr(ATTR_IMMEDIATEBIND); }
640 | tIMPLICITHANDLE '(' arg ')' { $$ = make_attrp(ATTR_IMPLICIT_HANDLE, $3); }
641 | tIN { $$ = make_attr(ATTR_IN); }
642 | tINPUTSYNC { $$ = make_attr(ATTR_INPUTSYNC); }
643 | tLENGTHIS '(' m_exprs ')' { $$ = make_attrp(ATTR_LENGTHIS, $3); }
644 | tLCID '(' expr_int_const ')' { $$ = make_attrp(ATTR_LIBLCID, $3); }
645 | tLCID { $$ = make_attr(ATTR_PARAMLCID); }
646 | tLICENSED { $$ = make_attr(ATTR_LICENSED); }
647 | tLOCAL { $$ = make_attr(ATTR_LOCAL); }
648 | tMARSHALINGBEHAVIOR '(' marshaling_behavior ')'
649 { $$ = make_attrv(ATTR_MARSHALING_BEHAVIOR, $3); }
650 | tMAYBE { $$ = make_attr(ATTR_MAYBE); }
651 | tMESSAGE { $$ = make_attr(ATTR_MESSAGE); }
652 | tNOCODE { $$ = make_attr(ATTR_NOCODE); }
653 | tNONBROWSABLE { $$ = make_attr(ATTR_NONBROWSABLE); }
654 | tNONCREATABLE { $$ = make_attr(ATTR_NONCREATABLE); }
655 | tNONEXTENSIBLE { $$ = make_attr(ATTR_NONEXTENSIBLE); }
656 | tNOTIFY { $$ = make_attr(ATTR_NOTIFY); }
657 | tNOTIFYFLAG { $$ = make_attr(ATTR_NOTIFYFLAG); }
658 | tOBJECT { $$ = make_attr(ATTR_OBJECT); }
659 | tODL { $$ = make_attr(ATTR_ODL); }
660 | tOLEAUTOMATION { $$ = make_attr(ATTR_OLEAUTOMATION); }
661 | tOPTIMIZE '(' aSTRING ')' { $$ = make_attrp(ATTR_OPTIMIZE, $3); }
662 | tOPTIONAL { $$ = make_attr(ATTR_OPTIONAL); }
663 | tOUT { $$ = make_attr(ATTR_OUT); }
664 | tPARTIALIGNORE { $$ = make_attr(ATTR_PARTIALIGNORE); }
665 | tPOINTERDEFAULT '(' pointer_type ')' { $$ = make_attrv(ATTR_POINTERDEFAULT, $3); }
666 | tPROGID '(' aSTRING ')' { $$ = make_attrp(ATTR_PROGID, $3); }
667 | tPROPGET { $$ = make_attr(ATTR_PROPGET); }
668 | tPROPPUT { $$ = make_attr(ATTR_PROPPUT); }
669 | tPROPPUTREF { $$ = make_attr(ATTR_PROPPUTREF); }
670 | tPROXY { $$ = make_attr(ATTR_PROXY); }
671 | tPUBLIC { $$ = make_attr(ATTR_PUBLIC); }
672 | tRANGE '(' expr_int_const ',' expr_int_const ')'
673 { expr_list_t *list = append_expr( NULL, $3 );
674 list = append_expr( list, $5 );
675 $$ = make_attrp(ATTR_RANGE, list); }
676 | tREADONLY { $$ = make_attr(ATTR_READONLY); }
677 | tREPRESENTAS '(' type ')' { $$ = make_attrp(ATTR_REPRESENTAS, $3); }
678 | tREQUESTEDIT { $$ = make_attr(ATTR_REQUESTEDIT); }
679 | tRESTRICTED { $$ = make_attr(ATTR_RESTRICTED); }
680 | tRETVAL { $$ = make_attr(ATTR_RETVAL); }
681 | tSIZEIS '(' m_exprs ')' { $$ = make_attrp(ATTR_SIZEIS, $3); }
682 | tSOURCE { $$ = make_attr(ATTR_SOURCE); }
683 | tSTATIC '(' static_attr ')' { $$ = make_attrp(ATTR_STATIC, $3); }
684 | tSTRICTCONTEXTHANDLE { $$ = make_attr(ATTR_STRICTCONTEXTHANDLE); }
685 | tSTRING { $$ = make_attr(ATTR_STRING); }
686 | tSWITCHIS '(' expr ')' { $$ = make_attrp(ATTR_SWITCHIS, $3); }
687 | tSWITCHTYPE '(' type ')' { $$ = make_attrp(ATTR_SWITCHTYPE, $3); }
688 | tTRANSMITAS '(' type ')' { $$ = make_attrp(ATTR_TRANSMITAS, $3); }
689 | tTHREADING '(' threading_type ')' { $$ = make_attrv(ATTR_THREADING, $3); }
690 | tUIDEFAULT { $$ = make_attr(ATTR_UIDEFAULT); }
691 | tUSESGETLASTERROR { $$ = make_attr(ATTR_USESGETLASTERROR); }
692 | tUSERMARSHAL '(' type ')' { $$ = make_attrp(ATTR_USERMARSHAL, $3); }
693 | tUUID '(' uuid_string ')' { $$ = make_attrp(ATTR_UUID, $3); }
694 | tASYNCUUID '(' uuid_string ')' { $$ = make_attrp(ATTR_ASYNCUUID, $3); }
695 | tV1ENUM { $$ = make_attr(ATTR_V1ENUM); }
696 | tVARARG { $$ = make_attr(ATTR_VARARG); }
697 | tVERSION '(' version ')' { $$ = make_attrv(ATTR_VERSION, $3); }
698 | tVIPROGID '(' aSTRING ')' { $$ = make_attrp(ATTR_VIPROGID, $3); }
699 | tWIREMARSHAL '(' type ')' { $$ = make_attrp(ATTR_WIREMARSHAL, $3); }
700 | pointer_type { $$ = make_attrv(ATTR_POINTERTYPE, $1); }
701 ;
702
703 uuid_string:
704 aUUID
705 | aSTRING { if (!is_valid_uuid($1))
706 error_loc("invalid UUID: %s\n", $1);
707 $$ = parse_uuid($1); }
708 ;
709
710 callconv: tCDECL { $$ = xstrdup("__cdecl"); }
711 | tFASTCALL { $$ = xstrdup("__fastcall"); }
712 | tPASCAL { $$ = xstrdup("__pascal"); }
713 | tSTDCALL { $$ = xstrdup("__stdcall"); }
714 ;
715
716 cases: { $$ = NULL; }
717 | cases case { $$ = append_var( $1, $2 ); }
718 ;
719
720 case: tCASE expr_int_const ':' union_field { attr_t *a = make_attrp(ATTR_CASE, append_expr( NULL, $2 ));
721 $$ = $4; if (!$$) $$ = make_var(NULL);
722 $$->attrs = append_attr( $$->attrs, a );
723 }
724 | tDEFAULT ':' union_field { attr_t *a = make_attr(ATTR_DEFAULT);
725 $$ = $3; if (!$$) $$ = make_var(NULL);
726 $$->attrs = append_attr( $$->attrs, a );
727 }
728 ;
729
730 enums: { $$ = NULL; }
731 | enum_list ',' { $$ = $1; }
732 | enum_list
733 ;
734
735 enum_list: enum { if (!$1->eval)
736 $1->eval = make_exprl(EXPR_NUM, 0 /* default for first enum entry */);
737 $$ = append_var( NULL, $1 );
738 }
739 | enum_list ',' enum { if (!$3->eval)
740 {
741 var_t *last = LIST_ENTRY( list_tail($$), var_t, entry );
742 enum expr_type type = EXPR_NUM;
743 if (last->eval->type == EXPR_HEXNUM) type = EXPR_HEXNUM;
744 if (last->eval->cval + 1 < 0) type = EXPR_HEXNUM;
745 $3->eval = make_exprl(type, last->eval->cval + 1);
746 }
747 $$ = append_var( $1, $3 );
748 }
749 ;
750
751 enum_member: m_attributes ident { $$ = $2;
752 $$->attrs = check_enum_member_attrs($1);
753 }
754 ;
755
756 enum: enum_member '=' expr_int_const { $$ = reg_const($1);
757 $$->eval = $3;
758 $$->declspec.type = type_new_int(TYPE_BASIC_INT, 0);
759 }
760 | enum_member { $$ = reg_const($1);
761 $$->declspec.type = type_new_int(TYPE_BASIC_INT, 0);
762 }
763 ;
764
765 enumdef: tENUM m_typename '{' enums '}' { $$ = type_new_enum($2, current_namespace, TRUE, $4); }
766 ;
767
768 m_exprs: m_expr { $$ = append_expr( NULL, $1 ); }
769 | m_exprs ',' m_expr { $$ = append_expr( $1, $3 ); }
770 ;
771
772 m_expr: { $$ = make_expr(EXPR_VOID); }
773 | expr
774 ;
775
776 expr: aNUM { $$ = make_exprl(EXPR_NUM, $1); }
777 | aHEXNUM { $$ = make_exprl(EXPR_HEXNUM, $1); }
778 | aDOUBLE { $$ = make_exprd(EXPR_DOUBLE, $1); }
779 | tFALSE { $$ = make_exprl(EXPR_TRUEFALSE, 0); }
780 | tNULL { $$ = make_exprl(EXPR_NUM, 0); }
781 | tTRUE { $$ = make_exprl(EXPR_TRUEFALSE, 1); }
782 | aSTRING { $$ = make_exprs(EXPR_STRLIT, $1); }
783 | aWSTRING { $$ = make_exprs(EXPR_WSTRLIT, $1); }
784 | aSQSTRING { $$ = make_exprs(EXPR_CHARCONST, $1); }
785 | aIDENTIFIER { $$ = make_exprs(EXPR_IDENTIFIER, $1); }
786 | expr '?' expr ':' expr { $$ = make_expr3(EXPR_COND, $1, $3, $5); }
787 | expr LOGICALOR expr { $$ = make_expr2(EXPR_LOGOR, $1, $3); }
788 | expr LOGICALAND expr { $$ = make_expr2(EXPR_LOGAND, $1, $3); }
789 | expr '|' expr { $$ = make_expr2(EXPR_OR , $1, $3); }
790 | expr '^' expr { $$ = make_expr2(EXPR_XOR, $1, $3); }
791 | expr '&' expr { $$ = make_expr2(EXPR_AND, $1, $3); }
792 | expr EQUALITY expr { $$ = make_expr2(EXPR_EQUALITY, $1, $3); }
793 | expr INEQUALITY expr { $$ = make_expr2(EXPR_INEQUALITY, $1, $3); }
794 | expr '>' expr { $$ = make_expr2(EXPR_GTR, $1, $3); }
795 | expr '<' expr { $$ = make_expr2(EXPR_LESS, $1, $3); }
796 | expr GREATEREQUAL expr { $$ = make_expr2(EXPR_GTREQL, $1, $3); }
797 | expr LESSEQUAL expr { $$ = make_expr2(EXPR_LESSEQL, $1, $3); }
798 | expr SHL expr { $$ = make_expr2(EXPR_SHL, $1, $3); }
799 | expr SHR expr { $$ = make_expr2(EXPR_SHR, $1, $3); }
800 | expr '+' expr { $$ = make_expr2(EXPR_ADD, $1, $3); }
801 | expr '-' expr { $$ = make_expr2(EXPR_SUB, $1, $3); }
802 | expr '%' expr { $$ = make_expr2(EXPR_MOD, $1, $3); }
803 | expr '*' expr { $$ = make_expr2(EXPR_MUL, $1, $3); }
804 | expr '/' expr { $$ = make_expr2(EXPR_DIV, $1, $3); }
805 | '!' expr { $$ = make_expr1(EXPR_LOGNOT, $2); }
806 | '~' expr { $$ = make_expr1(EXPR_NOT, $2); }
807 | '+' expr %prec POS { $$ = make_expr1(EXPR_POS, $2); }
808 | '-' expr %prec NEG { $$ = make_expr1(EXPR_NEG, $2); }
809 | '&' expr %prec ADDRESSOF { $$ = make_expr1(EXPR_ADDRESSOF, $2); }
810 | '*' expr %prec PPTR { $$ = make_expr1(EXPR_PPTR, $2); }
811 | expr MEMBERPTR aIDENTIFIER { $$ = make_expr2(EXPR_MEMBER, make_expr1(EXPR_PPTR, $1), make_exprs(EXPR_IDENTIFIER, $3)); }
812 | expr '.' aIDENTIFIER { $$ = make_expr2(EXPR_MEMBER, $1, make_exprs(EXPR_IDENTIFIER, $3)); }
813 | '(' unqualified_decl_spec m_abstract_declarator ')' expr %prec CAST
814 { $$ = make_exprt(EXPR_CAST, declare_var(NULL, $2, $3, 0), $5); free($2); free($3); }
815 | tSIZEOF '(' unqualified_decl_spec m_abstract_declarator ')'
816 { $$ = make_exprt(EXPR_SIZEOF, declare_var(NULL, $3, $4, 0), NULL); free($3); free($4); }
817 | expr '[' expr ']' { $$ = make_expr2(EXPR_ARRAY, $1, $3); }
818 | '(' expr ')' { $$ = $2; }
819 ;
820
821 expr_list_int_const: expr_int_const { $$ = append_expr( NULL, $1 ); }
822 | expr_list_int_const ',' expr_int_const { $$ = append_expr( $1, $3 ); }
823 ;
824
825 expr_int_const: expr { $$ = $1;
826 if (!$$->is_const)
827 error_loc("expression is not an integer constant\n");
828 }
829 ;
830
831 expr_const: expr { $$ = $1;
832 if (!$$->is_const && $$->type != EXPR_STRLIT && $$->type != EXPR_WSTRLIT)
833 error_loc("expression is not constant\n");
834 }
835 ;
836
837 fields: { $$ = NULL; }
838 | fields field { $$ = append_var_list($1, $2); }
839 ;
840
841 field: m_attributes decl_spec struct_declarator_list ';'
842 { const char *first = LIST_ENTRY(list_head($3), declarator_t, entry)->var->name;
843 check_field_attrs(first, $1);
844 $$ = set_var_types($1, $2, $3);
845 }
846 | m_attributes uniondef ';' { var_t *v = make_var(NULL);
847 v->declspec.type = $2; v->attrs = $1;
848 $$ = append_var(NULL, v);
849 }
850 ;
851
852 ne_union_field:
853 s_field ';' { $$ = $1; }
854 | attributes ';' { $$ = make_var(NULL); $$->attrs = $1; }
855 ;
856
857 ne_union_fields: { $$ = NULL; }
858 | ne_union_fields ne_union_field { $$ = append_var( $1, $2 ); }
859 ;
860
861 union_field:
862 s_field ';' { $$ = $1; }
863 | ';' { $$ = NULL; }
864 ;
865
866 s_field: m_attributes decl_spec declarator { $$ = declare_var(check_field_attrs($3->var->name, $1),
867 $2, $3, FALSE);
868 free($3);
869 }
870 | m_attributes structdef { var_t *v = make_var(NULL);
871 v->declspec.type = $2; v->attrs = $1;
872 $$ = v;
873 }
874 ;
875
876 funcdef: declaration { $$ = $1;
877 if (type_get_type($$->declspec.type) != TYPE_FUNCTION)
878 error_loc("only methods may be declared inside the methods section of a dispinterface\n");
879 check_function_attrs($$->name, $$->attrs);
880 }
881 ;
882
883 declaration:
884 attributes decl_spec init_declarator
885 { $$ = declare_var($1, $2, $3, FALSE);
886 free($3);
887 }
888 | decl_spec init_declarator { $$ = declare_var(NULL, $1, $2, FALSE);
889 free($2);
890 }
891 ;
892
893 m_ident: { $$ = NULL; }
894 | ident
895 ;
896
897 m_typename: { $$ = NULL; }
898 | typename
899 ;
900
901 typename: aIDENTIFIER
902 | aKNOWNTYPE
903 ;
904
905 ident: typename { $$ = make_var($1); }
906 ;
907
908 base_type: tBYTE { $$ = find_type_or_error(NULL, $<str>1); }
909 | tWCHAR { $$ = find_type_or_error(NULL, $<str>1); }
910 | int_std
911 | tSIGNED int_std { $$ = type_new_int(type_basic_get_type($2), -1); }
912 | tUNSIGNED int_std { $$ = type_new_int(type_basic_get_type($2), 1); }
913 | tUNSIGNED { $$ = type_new_int(TYPE_BASIC_INT, 1); }
914 | tFLOAT { $$ = find_type_or_error(NULL, $<str>1); }
915 | tDOUBLE { $$ = find_type_or_error(NULL, $<str>1); }
916 | tBOOLEAN { $$ = find_type_or_error(NULL, $<str>1); }
917 | tERRORSTATUST { $$ = find_type_or_error(NULL, $<str>1); }
918 | tHANDLET { $$ = find_type_or_error(NULL, $<str>1); }
919 ;
920
921 m_int:
922 | tINT
923 ;
924
925 int_std: tINT { $$ = type_new_int(TYPE_BASIC_INT, 0); }
926 | tSHORT m_int { $$ = type_new_int(TYPE_BASIC_INT16, 0); }
927 | tSMALL { $$ = type_new_int(TYPE_BASIC_INT8, 0); }
928 | tLONG m_int { $$ = type_new_int(TYPE_BASIC_LONG, 0); }
929 | tHYPER m_int { $$ = type_new_int(TYPE_BASIC_HYPER, 0); }
930 | tINT64 { $$ = type_new_int(TYPE_BASIC_INT64, 0); }
931 | tCHAR { $$ = type_new_int(TYPE_BASIC_CHAR, 0); }
932 | tINT32 { $$ = type_new_int(TYPE_BASIC_INT32, 0); }
933 | tINT3264 { $$ = type_new_int(TYPE_BASIC_INT3264, 0); }
934 ;
935
936 namespace_pfx:
937 aIDENTIFIER '.' { $$ = find_namespace_or_error(&global_namespace, $1); }
938 | namespace_pfx aIDENTIFIER '.' { $$ = find_namespace_or_error($1, $2); }
939 ;
940
941 qualified_type:
942 typename { $$ = find_type_or_error(current_namespace, $1); }
943 | namespace_pfx typename { $$ = find_type_or_error($1, $2); }
944 ;
945
946 parameterized_type: qualified_type '<' parameterized_type_args '>'
947 { $$ = find_parameterized_type($1, $3); }
948 ;
949
950 parameterized_type_arg:
951 base_type { $$ = $1; }
952 | qualified_type { $$ = $1; }
953 | qualified_type '*' { $$ = type_new_pointer($1); }
954 | parameterized_type { $$ = $1; }
955 | parameterized_type '*' { $$ = type_new_pointer($1); }
956 ;
957
958 parameterized_type_args:
959 parameterized_type_arg { $$ = append_typeref(NULL, make_typeref($1)); }
960 | parameterized_type_args ',' parameterized_type_arg
961 { $$ = append_typeref($1, make_typeref($3)); }
962 ;
963
964 coclass: tCOCLASS typename { $$ = type_coclass_declare($2); }
965 ;
966
967 coclassdef: attributes coclass '{' class_interfaces '}' semicolon_opt
968 { $$ = type_coclass_define($2, $1, $4); }
969 ;
970
971 runtimeclass: tRUNTIMECLASS typename { $$ = type_runtimeclass_declare($2, current_namespace); }
972 ;
973
974 runtimeclass_def: attributes runtimeclass '{' class_interfaces '}' semicolon_opt
975 { $$ = type_runtimeclass_define($2, $1, $4); }
976 ;
977
978 apicontract: tAPICONTRACT typename { $$ = type_apicontract_declare($2, current_namespace); }
979 ;
980
981 apicontract_def: attributes apicontract '{' '}' semicolon_opt
982 { $$ = type_apicontract_define($2, $1); }
983 ;
984
985 namespacedef: tNAMESPACE aIDENTIFIER { $$ = $2; }
986 ;
987
988 class_interfaces: { $$ = NULL; }
989 | class_interfaces class_interface { $$ = append_typeref( $1, $2 ); }
990 ;
991
992 class_interface:
993 m_attributes interfaceref ';' { $$ = make_typeref($2); $$->attrs = $1; }
994 | m_attributes dispinterfaceref ';' { $$ = make_typeref($2); $$->attrs = $1; }
995 ;
996
997 dispinterface: tDISPINTERFACE typename { $$ = type_dispinterface_declare($2); }
998 ;
999
1000 dispattributes: attributes { $$ = append_attr($1, make_attr(ATTR_DISPINTERFACE)); }
1001 ;
1002
1003 dispint_props: tPROPERTIES ':' { $$ = NULL; }
1004 | dispint_props s_field ';' { $$ = append_var( $1, $2 ); }
1005 ;
1006
1007 dispint_meths: tMETHODS ':' { $$ = NULL; }
1008 | dispint_meths funcdef ';' { $$ = append_var( $1, $2 ); }
1009 ;
1010
1011 dispinterfacedef:
1012 dispattributes dispinterface '{' dispint_props dispint_meths '}'
1013 { $$ = type_dispinterface_define($2, $1, $4, $5); }
1014 | dispattributes dispinterface '{' interface ';' '}'
1015 { $$ = type_dispinterface_define_from_iface($2, $1, $4); }
1016 ;
1017
1018 inherit: { $$ = NULL; }
1019 | ':' qualified_type { $$ = $2; }
1020 | ':' parameterized_type { $$ = $2; }
1021 ;
1022
1023 type_parameter: typename { $$ = get_type(TYPE_PARAMETER, $1, parameters_namespace, 0); }
1024 ;
1025
1026 type_parameters:
1027 type_parameter { $$ = append_typeref(NULL, make_typeref($1)); }
1028 | type_parameters ',' type_parameter { $$ = append_typeref($1, make_typeref($3)); }
1029 ;
1030
1031 interface:
1032 tINTERFACE typename { $$ = type_interface_declare($2, current_namespace); }
1033 | tINTERFACE typename '<' { push_parameters_namespace($2); } type_parameters { pop_parameters_namespace($2); } '>'
1034 { $$ = type_parameterized_interface_declare($2, current_namespace, $5); }
1035 ;
1036
1037 delegatedef: m_attributes tDELEGATE type ident '(' m_args ')' semicolon_opt
1038 { $$ = type_delegate_declare($4->name, current_namespace);
1039 $$ = type_delegate_define($$, $1, append_statement(NULL, make_statement_delegate($3, $6)));
1040 }
1041 ;
1042
1043 required_types:
1044 qualified_type { $$ = append_typeref(NULL, make_typeref($1)); }
1045 | parameterized_type { $$ = append_typeref(NULL, make_typeref($1)); }
1046 | required_types ',' qualified_type { $$ = append_typeref($1, make_typeref($3)); }
1047 | required_types ',' parameterized_type { $$ = append_typeref($1, make_typeref($3)); }
1048
1049 requires: { $$ = NULL; }
1050 | tREQUIRES required_types { $$ = $2; }
1051 ;
1052
1053 interfacedef: attributes interface { if ($2->type_type == TYPE_PARAMETERIZED_TYPE) push_parameters_namespace($2->name); }
1054 inherit requires '{' int_statements '}' semicolon_opt
1055 { if ($2->type_type == TYPE_PARAMETERIZED_TYPE)
1056 {
1057 $$ = type_parameterized_interface_define($2, $1, $4, $7, $5);
1058 pop_parameters_namespace($2->name);
1059 }
1060 else
1061 {
1062 $$ = type_interface_define($2, $1, $4, $7, $5);
1063 check_async_uuid($$);
1064 }
1065 }
1066 | dispinterfacedef semicolon_opt { $$ = $1; }
1067 ;
1068
1069 interfaceref:
1070 tINTERFACE typename { $$ = get_type(TYPE_INTERFACE, $2, current_namespace, 0); }
1071 | tINTERFACE namespace_pfx typename { $$ = get_type(TYPE_INTERFACE, $3, $2, 0); }
1072 ;
1073
1074 dispinterfaceref:
1075 tDISPINTERFACE typename { $$ = get_type(TYPE_INTERFACE, $2, current_namespace, 0); }
1076 ;
1077
1078 module: tMODULE typename { $$ = type_module_declare($2); }
1079 ;
1080
1081 moduledef: attributes module '{' int_statements '}' semicolon_opt
1082 { $$ = type_module_define($2, $1, $4); }
1083 ;
1084
1085 storage_cls_spec:
1086 tEXTERN { $$ = STG_EXTERN; }
1087 | tSTATIC { $$ = STG_STATIC; }
1088 | tREGISTER { $$ = STG_REGISTER; }
1089 ;
1090
1091 function_specifier:
1092 tINLINE { $$ = FUNCTION_SPECIFIER_INLINE; }
1093 ;
1094
1095 type_qualifier:
1096 tCONST { $$ = TYPE_QUALIFIER_CONST; }
1097 ;
1098
1099 m_type_qual_list: { $$ = 0; }
1100 | m_type_qual_list type_qualifier { $$ = $1 | $2; }
1101 ;
1102
1103 decl_spec: type m_decl_spec_no_type { $$ = make_decl_spec($1, $2, NULL, STG_NONE, 0, 0); }
1104 | decl_spec_no_type type m_decl_spec_no_type
1105 { $$ = make_decl_spec($2, $1, $3, STG_NONE, 0, 0); }
1106 ;
1107
1108 unqualified_decl_spec: unqualified_type m_decl_spec_no_type
1109 { $$ = make_decl_spec($1, $2, NULL, STG_NONE, 0, 0); }
1110 | decl_spec_no_type unqualified_type m_decl_spec_no_type
1111 { $$ = make_decl_spec($2, $1, $3, STG_NONE, 0, 0); }
1112 ;
1113
1114 m_decl_spec_no_type: { $$ = NULL; }
1115 | decl_spec_no_type
1116 ;
1117
1118 decl_spec_no_type:
1119 type_qualifier m_decl_spec_no_type { $$ = make_decl_spec(NULL, $2, NULL, STG_NONE, $1, 0); }
1120 | function_specifier m_decl_spec_no_type { $$ = make_decl_spec(NULL, $2, NULL, STG_NONE, 0, $1); }
1121 | storage_cls_spec m_decl_spec_no_type { $$ = make_decl_spec(NULL, $2, NULL, $1, 0, 0); }
1122 ;
1123
1124 declarator:
1125 '*' m_type_qual_list declarator %prec PPTR
1126 { $$ = $3; append_chain_type($$, type_new_pointer(NULL), $2); }
1127 | callconv declarator { $$ = $2; append_chain_callconv($$->type, $1); }
1128 | direct_declarator
1129 ;
1130
1131 direct_declarator:
1132 ident { $$ = make_declarator($1); }
1133 | '(' declarator ')' { $$ = $2; }
1134 | direct_declarator array { $$ = $1; append_array($$, $2); }
1135 | direct_declarator '(' m_args ')' { $$ = $1; append_chain_type($$, type_new_function($3), 0); }
1136 ;
1137
1138 /* abstract declarator */
1139 abstract_declarator:
1140 '*' m_type_qual_list m_abstract_declarator %prec PPTR
1141 { $$ = $3; append_chain_type($$, type_new_pointer(NULL), $2); }
1142 | callconv m_abstract_declarator { $$ = $2; append_chain_callconv($$->type, $1); }
1143 | abstract_direct_declarator
1144 ;
1145
1146 /* abstract declarator without accepting direct declarator */
1147 abstract_declarator_no_direct:
1148 '*' m_type_qual_list m_any_declarator %prec PPTR
1149 { $$ = $3; append_chain_type($$, type_new_pointer(NULL), $2); }
1150 | callconv m_any_declarator { $$ = $2; append_chain_callconv($$->type, $1); }
1151 ;
1152
1153 /* abstract declarator or empty */
1154 m_abstract_declarator: { $$ = make_declarator(NULL); }
1155 | abstract_declarator
1156 ;
1157
1158 /* abstract direct declarator */
1159 abstract_direct_declarator:
1160 '(' abstract_declarator_no_direct ')' { $$ = $2; }
1161 | abstract_direct_declarator array { $$ = $1; append_array($$, $2); }
1162 | array { $$ = make_declarator(NULL); append_array($$, $1); }
1163 | '(' m_args ')'
1164 { $$ = make_declarator(NULL);
1165 append_chain_type($$, type_new_function($2), 0);
1166 }
1167 | abstract_direct_declarator '(' m_args ')'
1168 { $$ = $1;
1169 append_chain_type($$, type_new_function($3), 0);
1170 }
1171 ;
1172
1173 /* abstract or non-abstract declarator */
1174 any_declarator:
1175 '*' m_type_qual_list m_any_declarator %prec PPTR
1176 { $$ = $3; append_chain_type($$, type_new_pointer(NULL), $2); }
1177 | callconv m_any_declarator { $$ = $2; append_chain_callconv($$->type, $1); }
1178 | any_direct_declarator
1179 ;
1180
1181 /* abstract or non-abstract declarator without accepting direct declarator */
1182 any_declarator_no_direct:
1183 '*' m_type_qual_list m_any_declarator %prec PPTR
1184 { $$ = $3; append_chain_type($$, type_new_pointer(NULL), $2); }
1185 | callconv m_any_declarator { $$ = $2; append_chain_callconv($$->type, $1); }
1186 ;
1187
1188 /* abstract or non-abstract declarator or empty */
1189 m_any_declarator: { $$ = make_declarator(NULL); }
1190 | any_declarator
1191 ;
1192
1193 /* abstract or non-abstract direct declarator. note: direct declarators
1194 * aren't accepted inside brackets to avoid ambiguity with the rule for
1195 * function arguments */
1196 any_direct_declarator:
1197 ident { $$ = make_declarator($1); }
1198 | '(' any_declarator_no_direct ')' { $$ = $2; }
1199 | any_direct_declarator array { $$ = $1; append_array($$, $2); }
1200 | array { $$ = make_declarator(NULL); append_array($$, $1); }
1201 | '(' m_args ')'
1202 { $$ = make_declarator(NULL);
1203 append_chain_type($$, type_new_function($2), 0);
1204 }
1205 | any_direct_declarator '(' m_args ')'
1206 { $$ = $1;
1207 append_chain_type($$, type_new_function($3), 0);
1208 }
1209 ;
1210
1211 declarator_list:
1212 declarator { $$ = append_declarator( NULL, $1 ); }
1213 | declarator_list ',' declarator { $$ = append_declarator( $1, $3 ); }
1214 ;
1215
1216 m_bitfield: { $$ = NULL; }
1217 | ':' expr_const { $$ = $2; }
1218 ;
1219
1220 struct_declarator: any_declarator m_bitfield { $$ = $1; $$->bits = $2;
1221 if (!$$->bits && !$$->var->name)
1222 error_loc("unnamed fields are not allowed\n");
1223 }
1224 ;
1225
1226 struct_declarator_list:
1227 struct_declarator { $$ = append_declarator( NULL, $1 ); }
1228 | struct_declarator_list ',' struct_declarator
1229 { $$ = append_declarator( $1, $3 ); }
1230 ;
1231
1232 init_declarator:
1233 declarator { $$ = $1; }
1234 | declarator '=' expr_const { $$ = $1; $1->var->eval = $3; }
1235 ;
1236
1237 threading_type:
1238 tAPARTMENT { $$ = THREADING_APARTMENT; }
1239 | tNEUTRAL { $$ = THREADING_NEUTRAL; }
1240 | tSINGLE { $$ = THREADING_SINGLE; }
1241 | tFREE { $$ = THREADING_FREE; }
1242 | tBOTH { $$ = THREADING_BOTH; }
1243 | tMTA { $$ = THREADING_FREE; }
1244 ;
1245
1246 pointer_type:
1247 tREF { $$ = FC_RP; }
1248 | tUNIQUE { $$ = FC_UP; }
1249 | tPTR { $$ = FC_FP; }
1250 ;
1251
1252 structdef: tSTRUCT m_typename '{' fields '}' { $$ = type_new_struct($2, current_namespace, TRUE, $4); }
1253 ;
1254
1255 unqualified_type:
1256 tVOID { $$ = type_new_void(); }
1257 | base_type { $$ = $1; }
1258 | enumdef { $$ = $1; }
1259 | tENUM aIDENTIFIER { $$ = type_new_enum($2, current_namespace, FALSE, NULL); }
1260 | structdef { $$ = $1; }
1261 | tSTRUCT aIDENTIFIER { $$ = type_new_struct($2, current_namespace, FALSE, NULL); }
1262 | uniondef { $$ = $1; }
1263 | tUNION aIDENTIFIER { $$ = type_new_nonencapsulated_union($2, FALSE, NULL); }
1264 | tSAFEARRAY '(' type ')' { $$ = make_safearray($3); }
1265 | aKNOWNTYPE { $$ = find_type_or_error(current_namespace, $1); }
1266 ;
1267
1268 type:
1269 unqualified_type
1270 | namespace_pfx typename { $$ = find_type_or_error($1, $2); }
1271 | parameterized_type { $$ = $1; }
1272 ;
1273
1274 typedef: m_attributes tTYPEDEF m_attributes decl_spec declarator_list
1275 { $1 = append_attribs($1, $3);
1276 reg_typedefs($4, $5, check_typedef_attrs($1));
1277 $$ = make_statement_typedef($5, !$4->type->defined);
1278 }
1279 ;
1280
1281 uniondef: tUNION m_typename '{' ne_union_fields '}'
1282 { $$ = type_new_nonencapsulated_union($2, TRUE, $4); }
1283 | tUNION m_typename
1284 tSWITCH '(' s_field ')'
1285 m_ident '{' cases '}' { $$ = type_new_encapsulated_union($2, $5, $7, $9); }
1286 ;
1287
1288 version:
1289 aNUM { $$ = MAKEVERSION($1, 0); }
1290 | aNUM '.' aNUM { $$ = MAKEVERSION($1, $3); }
1291 | aHEXNUM { $$ = $1; }
1292 ;
1293
1294 acf_statements
1295 : /* empty */
1296 | acf_interface acf_statements
1297 ;
1298
1299 acf_int_statements
1300 : /* empty */
1301 | acf_int_statement acf_int_statements
1302 ;
1303
1304 acf_int_statement
1305 : tTYPEDEF acf_attributes aKNOWNTYPE ';'
1306 { type_t *type = find_type_or_error(current_namespace, $3);
1307 type->attrs = append_attr_list(type->attrs, $2);
1308 }
1309 ;
1310
1311 acf_interface
1312 : acf_attributes tINTERFACE aKNOWNTYPE '{' acf_int_statements '}'
1313 { type_t *iface = find_type_or_error(current_namespace, $3);
1314 if (type_get_type(iface) != TYPE_INTERFACE)
1315 error_loc("%s is not an interface\n", iface->name);
1316 iface->attrs = append_attr_list(iface->attrs, $1);
1317 }
1318 ;
1319
1320 acf_attributes
1321 : /* empty */ { $$ = NULL; };
1322 | '[' acf_attribute_list ']' { $$ = $2; };
1323 ;
1324
1325 acf_attribute_list
1326 : acf_attribute { $$ = append_attr(NULL, $1); }
1327 | acf_attribute_list ',' acf_attribute { $$ = append_attr($1, $3); }
1328 ;
1329
1330 acf_attribute
1331 : tALLOCATE '(' allocate_option_list ')'
1332 { $$ = make_attrv(ATTR_ALLOCATE, $3); }
1333 | tENCODE { $$ = make_attr(ATTR_ENCODE); }
1334 | tDECODE { $$ = make_attr(ATTR_DECODE); }
1335 | tEXPLICITHANDLE { $$ = make_attr(ATTR_EXPLICIT_HANDLE); }
1336 ;
1337
1338 allocate_option_list
1339 : allocate_option { $$ = $1; }
1340 | allocate_option_list ',' allocate_option
1341 { $$ = $1 | $3; }
1342 ;
1343
1344 allocate_option
1345 : tDONTFREE { $$ = FC_DONT_FREE; }
1346 | tFREE { $$ = 0; }
1347 | tALLNODES { $$ = FC_ALLOCATE_ALL_NODES; }
1348 | tSINGLENODE { $$ = 0; }
1349 ;
1350
1351 %%
1352
1353 static void decl_builtin_basic(const char *name, enum type_basic_type type)
1354 {
1355 type_t *t = type_new_basic(type);
1356 reg_type(t, name, NULL, 0);
1357 }
1358
1359 static void decl_builtin_alias(const char *name, type_t *t)
1360 {
1361 const decl_spec_t ds = {.type = t};
1362 reg_type(type_new_alias(&ds, name), name, NULL, 0);
1363 }
1364
1365 void init_types(void)
1366 {
1367 decl_builtin_basic("byte", TYPE_BASIC_BYTE);
1368 decl_builtin_basic("wchar_t", TYPE_BASIC_WCHAR);
1369 decl_builtin_basic("float", TYPE_BASIC_FLOAT);
1370 decl_builtin_basic("double", TYPE_BASIC_DOUBLE);
1371 decl_builtin_basic("error_status_t", TYPE_BASIC_ERROR_STATUS_T);
1372 decl_builtin_basic("handle_t", TYPE_BASIC_HANDLE);
1373 decl_builtin_alias("boolean", type_new_basic(TYPE_BASIC_CHAR));
1374 }
1375
1376 static str_list_t *append_str(str_list_t *list, char *str)
1377 {
1378 struct str_list_entry_t *entry;
1379
1380 if (!str) return list;
1381 if (!list)
1382 {
1383 list = xmalloc( sizeof(*list) );
1384 list_init( list );
1385 }
1386 entry = xmalloc( sizeof(*entry) );
1387 entry->str = str;
1388 list_add_tail( list, &entry->entry );
1389 return list;
1390 }
1391
1392 static attr_list_t *move_attr(attr_list_t *dst, attr_list_t *src, enum attr_type type)
1393 {
1394 attr_t *attr;
1395 if (!src) return dst;
1396 LIST_FOR_EACH_ENTRY(attr, src, attr_t, entry)
1397 if (attr->type == type)
1398 {
1399 list_remove(&attr->entry);
1400 return append_attr(dst, attr);
1401 }
1402 return dst;
1403 }
1404
1405 static attr_list_t *append_attr_list(attr_list_t *new_list, attr_list_t *old_list)
1406 {
1407 struct list *entry;
1408
1409 if (!old_list) return new_list;
1410
1411 while ((entry = list_head(old_list)))
1412 {
1413 attr_t *attr = LIST_ENTRY(entry, attr_t, entry);
1414 list_remove(entry);
1415 new_list = append_attr(new_list, attr);
1416 }
1417 return new_list;
1418 }
1419
1420 typedef int (*map_attrs_filter_t)(attr_list_t*,const attr_t*);
1421
1422 static attr_list_t *map_attrs(const attr_list_t *list, map_attrs_filter_t filter)
1423 {
1424 attr_list_t *new_list;
1425 const attr_t *attr;
1426 attr_t *new_attr;
1427
1428 if (!list) return NULL;
1429
1430 new_list = xmalloc( sizeof(*list) );
1431 list_init( new_list );
1432 LIST_FOR_EACH_ENTRY(attr, list, const attr_t, entry)
1433 {
1434 if (filter && !filter(new_list, attr)) continue;
1435 new_attr = xmalloc(sizeof(*new_attr));
1436 *new_attr = *attr;
1437 list_add_tail(new_list, &new_attr->entry);
1438 }
1439 return new_list;
1440 }
1441
1442 static decl_spec_t *make_decl_spec(type_t *type, decl_spec_t *left, decl_spec_t *right,
1443 enum storage_class stgclass, enum type_qualifier qual, enum function_specifier func_specifier)
1444 {
1445 decl_spec_t *declspec = left ? left : right;
1446 if (!declspec)
1447 {
1448 declspec = xmalloc(sizeof(*declspec));
1449 declspec->type = NULL;
1450 declspec->stgclass = STG_NONE;
1451 declspec->qualifier = 0;
1452 declspec->func_specifier = 0;
1453 }
1454 declspec->type = type;
1455 if (left && declspec != left)
1456 {
1457 if (declspec->stgclass == STG_NONE)
1458 declspec->stgclass = left->stgclass;
1459 else if (left->stgclass != STG_NONE)
1460 error_loc("only one storage class can be specified\n");
1461 declspec->qualifier |= left->qualifier;
1462 declspec->func_specifier |= left->func_specifier;
1463 assert(!left->type);
1464 free(left);
1465 }
1466 if (right && declspec != right)
1467 {
1468 if (declspec->stgclass == STG_NONE)
1469 declspec->stgclass = right->stgclass;
1470 else if (right->stgclass != STG_NONE)
1471 error_loc("only one storage class can be specified\n");
1472 declspec->qualifier |= right->qualifier;
1473 declspec->func_specifier |= right->func_specifier;
1474 assert(!right->type);
1475 free(right);
1476 }
1477
1478 if (declspec->stgclass == STG_NONE)
1479 declspec->stgclass = stgclass;
1480 else if (stgclass != STG_NONE)
1481 error_loc("only one storage class can be specified\n");
1482 declspec->qualifier |= qual;
1483 declspec->func_specifier |= func_specifier;
1484
1485 return declspec;
1486 }
1487
1488 static attr_t *make_attr(enum attr_type type)
1489 {
1490 attr_t *a = xmalloc(sizeof(attr_t));
1491 a->type = type;
1492 a->u.ival = 0;
1493 return a;
1494 }
1495
1496 static attr_t *make_attrv(enum attr_type type, unsigned int val)
1497 {
1498 attr_t *a = xmalloc(sizeof(attr_t));
1499 a->type = type;
1500 a->u.ival = val;
1501 return a;
1502 }
1503
1504 static attr_t *make_attrp(enum attr_type type, void *val)
1505 {
1506 attr_t *a = xmalloc(sizeof(attr_t));
1507 a->type = type;
1508 a->u.pval = val;
1509 return a;
1510 }
1511
1512 static attr_t *make_custom_attr(UUID *id, expr_t *pval)
1513 {
1514 attr_t *a = xmalloc(sizeof(attr_t));
1515 attr_custdata_t *cstdata = xmalloc(sizeof(attr_custdata_t));
1516 a->type = ATTR_CUSTOM;
1517 cstdata->id = *id;
1518 cstdata->pval = pval;
1519 a->u.pval = cstdata;
1520 return a;
1521 }
1522
1523 static expr_list_t *append_expr(expr_list_t *list, expr_t *expr)
1524 {
1525 if (!expr) return list;
1526 if (!list)
1527 {
1528 list = xmalloc( sizeof(*list) );
1529 list_init( list );
1530 }
1531 list_add_tail( list, &expr->entry );
1532 return list;
1533 }
1534
1535 static void append_array(declarator_t *decl, expr_t *expr)
1536 {
1537 type_t *array;
1538
1539 if (!expr)
1540 return;
1541
1542 /* An array is always a reference pointer unless explicitly marked otherwise
1543 * (regardless of what the default pointer attribute is). */
1544 array = type_new_array(NULL, NULL, FALSE, expr->is_const ? expr->cval : 0,
1545 expr->is_const ? NULL : expr, NULL);
1546
1547 append_chain_type(decl, array, 0);
1548 }
1549
1550 static struct list type_pool = LIST_INIT(type_pool);
1551 typedef struct
1552 {
1553 type_t data;
1554 struct list link;
1555 } type_pool_node_t;
1556
1557 type_t *alloc_type(void)
1558 {
1559 type_pool_node_t *node = xmalloc(sizeof *node);
1560 list_add_tail(&type_pool, &node->link);
1561 return &node->data;
1562 }
1563
1564 void set_all_tfswrite(int val)
1565 {
1566 type_pool_node_t *node;
1567 LIST_FOR_EACH_ENTRY(node, &type_pool, type_pool_node_t, link)
1568 node->data.tfswrite = val;
1569 }
1570
1571 void clear_all_offsets(void)
1572 {
1573 type_pool_node_t *node;
1574 LIST_FOR_EACH_ENTRY(node, &type_pool, type_pool_node_t, link)
1575 node->data.typestring_offset = node->data.ptrdesc = 0;
1576 }
1577
1578 static void type_function_add_head_arg(type_t *type, var_t *arg)
1579 {
1580 if (!type->details.function->args)
1581 {
1582 type->details.function->args = xmalloc( sizeof(*type->details.function->args) );
1583 list_init( type->details.function->args );
1584 }
1585 list_add_head( type->details.function->args, &arg->entry );
1586 }
1587
1588 static int is_allowed_range_type(const type_t *type)
1589 {
1590 switch (type_get_type(type))
1591 {
1592 case TYPE_ENUM:
1593 return TRUE;
1594 case TYPE_BASIC:
1595 switch (type_basic_get_type(type))
1596 {
1597 case TYPE_BASIC_INT8:
1598 case TYPE_BASIC_INT16:
1599 case TYPE_BASIC_INT32:
1600 case TYPE_BASIC_INT64:
1601 case TYPE_BASIC_INT:
1602 case TYPE_BASIC_INT3264:
1603 case TYPE_BASIC_LONG:
1604 case TYPE_BASIC_BYTE:
1605 case TYPE_BASIC_CHAR:
1606 case TYPE_BASIC_WCHAR:
1607 case TYPE_BASIC_HYPER:
1608 return TRUE;
1609 case TYPE_BASIC_FLOAT:
1610 case TYPE_BASIC_DOUBLE:
1611 case TYPE_BASIC_ERROR_STATUS_T:
1612 case TYPE_BASIC_HANDLE:
1613 return FALSE;
1614 }
1615 return FALSE;
1616 default:
1617 return FALSE;
1618 }
1619 }
1620
1621 static type_t *get_chain_ref(type_t *type)
1622 {
1623 if (is_ptr(type))
1624 return type_pointer_get_ref_type(type);
1625 else if (is_array(type))
1626 return type_array_get_element_type(type);
1627 else if (is_func(type))
1628 return type_function_get_rettype(type);
1629 return NULL;
1630 }
1631
1632 static type_t *get_chain_end(type_t *type)
1633 {
1634 type_t *inner;
1635 while ((inner = get_chain_ref(type)))
1636 type = inner;
1637 return type;
1638 }
1639
1640 static void append_chain_type(declarator_t *decl, type_t *type, enum type_qualifier qual)
1641 {
1642 type_t *chain_type;
1643
1644 if (!decl->type)
1645 {
1646 decl->type = type;
1647 decl->qualifier = qual;
1648 return;
1649 }
1650 chain_type = get_chain_end(decl->type);
1651
1652 if (is_ptr(chain_type))
1653 {
1654 chain_type->details.pointer.ref.type = type;
1655 chain_type->details.pointer.ref.qualifier = qual;
1656 }
1657 else if (is_array(chain_type))
1658 {
1659 chain_type->details.array.elem.type = type;
1660 chain_type->details.array.elem.qualifier = qual;
1661 }
1662 else if (is_func(chain_type))
1663 {
1664 chain_type->details.function->retval->declspec.type = type;
1665 chain_type->details.function->retval->declspec.qualifier = qual;
1666 }
1667 else
1668 assert(0);
1669
1670 if (!is_func(chain_type))
1671 type->attrs = move_attr(type->attrs, chain_type->attrs, ATTR_CALLCONV);
1672 }
1673
1674 static void append_chain_callconv(type_t *chain, char *callconv)
1675 {
1676 type_t *chain_end;
1677
1678 if (chain && (chain_end = get_chain_end(chain)))
1679 chain_end->attrs = append_attr(chain_end->attrs, make_attrp(ATTR_CALLCONV, callconv));
1680 else
1681 error_loc("calling convention applied to non-function type\n");
1682 }
1683
1684 static warning_list_t *append_warning(warning_list_t *list, int num)
1685 {
1686 warning_t *entry;
1687
1688 if(!list)
1689 {
1690 list = xmalloc( sizeof(*list) );
1691 list_init( list );
1692 }
1693 entry = xmalloc( sizeof(*entry) );
1694 entry->num = num;
1695 list_add_tail( list, &entry->entry );
1696 return list;
1697 }
1698
1699 static var_t *declare_var(attr_list_t *attrs, decl_spec_t *decl_spec, declarator_t *decl,
1700 int top)
1701 {
1702 var_t *v = decl->var;
1703 expr_list_t *sizes = get_attrp(attrs, ATTR_SIZEIS);
1704 expr_list_t *lengs = get_attrp(attrs, ATTR_LENGTHIS);
1705 expr_t *dim;
1706 type_t **ptype;
1707 type_t *type = decl_spec->type;
1708
1709 if (decl_spec->func_specifier & FUNCTION_SPECIFIER_INLINE)
1710 {
1711 if (!decl || !is_func(decl->type))
1712 error_loc("inline attribute applied to non-function type\n");
1713 }
1714
1715 /* add type onto the end of the pointers in pident->type */
1716 append_chain_type(decl, type, decl_spec->qualifier);
1717 v->declspec = *decl_spec;
1718 v->declspec.type = decl->type;
1719 v->declspec.qualifier = decl->qualifier;
1720 v->attrs = attrs;
1721 v->declonly = !type->defined;
1722
1723 if (is_attr(type->attrs, ATTR_CALLCONV) && !is_func(type))
1724 error_loc("calling convention applied to non-function type\n");
1725
1726 /* check for pointer attribute being applied to non-pointer, non-array
1727 * type */
1728 if (!is_array(v->declspec.type))
1729 {
1730 int ptr_attr = get_attrv(v->attrs, ATTR_POINTERTYPE);
1731 const type_t *ptr = NULL;
1732 for (ptr = v->declspec.type; ptr && !ptr_attr; )
1733 {
1734 ptr_attr = get_attrv(ptr->attrs, ATTR_POINTERTYPE);
1735 if (!ptr_attr && type_is_alias(ptr))
1736 ptr = type_alias_get_aliasee_type(ptr);
1737 else
1738 break;
1739 }
1740 if (is_ptr(ptr))
1741 {
1742 if (ptr_attr && ptr_attr != FC_UP &&
1743 type_get_type(type_pointer_get_ref_type(ptr)) == TYPE_INTERFACE)
1744 warning_loc_info(&v->loc_info,
1745 "%s: pointer attribute applied to interface "
1746 "pointer type has no effect\n", v->name);
1747 if (!ptr_attr && top)
1748 {
1749 /* FIXME: this is a horrible hack to cope with the issue that we
1750 * store an offset to the typeformat string in the type object, but
1751 * two typeformat strings may be written depending on whether the
1752 * pointer is a toplevel parameter or not */
1753 v->declspec.type = duptype(v->declspec.type, 1);
1754 }
1755 }
1756 else if (ptr_attr)
1757 error_loc("%s: pointer attribute applied to non-pointer type\n", v->name);
1758 }
1759
1760 if (is_attr(v->attrs, ATTR_STRING))
1761 {
1762 type_t *t = type;
1763
1764 if (!is_ptr(v->declspec.type) && !is_array(v->declspec.type))
1765 error_loc("'%s': [string] attribute applied to non-pointer, non-array type\n",
1766 v->name);
1767
1768 for (;;)
1769 {
1770 if (is_ptr(t))
1771 t = type_pointer_get_ref_type(t);
1772 else if (is_array(t))
1773 t = type_array_get_element_type(t);
1774 else
1775 break;
1776 }
1777
1778 if (type_get_type(t) != TYPE_BASIC &&
1779 (get_basic_fc(t) != FC_CHAR &&
1780 get_basic_fc(t) != FC_BYTE &&
1781 get_basic_fc(t) != FC_WCHAR))
1782 {
1783 error_loc("'%s': [string] attribute is only valid on 'char', 'byte', or 'wchar_t' pointers and arrays\n",
1784 v->name);
1785 }
1786 }
1787
1788 if (is_attr(v->attrs, ATTR_V1ENUM))
1789 {
1790 if (type_get_type_detect_alias(v->declspec.type) != TYPE_ENUM)
1791 error_loc("'%s': [v1_enum] attribute applied to non-enum type\n", v->name);
1792 }
1793
1794 if (is_attr(v->attrs, ATTR_RANGE) && !is_allowed_range_type(v->declspec.type))
1795 error_loc("'%s': [range] attribute applied to non-integer type\n",
1796 v->name);
1797
1798 ptype = &v->declspec.type;
1799 if (sizes) LIST_FOR_EACH_ENTRY(dim, sizes, expr_t, entry)
1800 {
1801 if (dim->type != EXPR_VOID)
1802 {
1803 if (is_array(*ptype))
1804 {
1805 if (!type_array_get_conformance(*ptype) ||
1806 type_array_get_conformance(*ptype)->type != EXPR_VOID)
1807 error_loc("%s: cannot specify size_is for an already sized array\n", v->name);
1808 else
1809 *ptype = type_new_array((*ptype)->name,
1810 type_array_get_element(*ptype), FALSE,
1811 0, dim, NULL);
1812 }
1813 else if (is_ptr(*ptype))
1814 *ptype = type_new_array((*ptype)->name, type_pointer_get_ref(*ptype), TRUE,
1815 0, dim, NULL);
1816 else
1817 error_loc("%s: size_is attribute applied to illegal type\n", v->name);
1818 }
1819
1820 if (is_ptr(*ptype))
1821 ptype = &(*ptype)->details.pointer.ref.type;
1822 else if (is_array(*ptype))
1823 ptype = &(*ptype)->details.array.elem.type;
1824 else
1825 error_loc("%s: too many expressions in size_is attribute\n", v->name);
1826 }
1827
1828 ptype = &v->declspec.type;
1829 if (lengs) LIST_FOR_EACH_ENTRY(dim, lengs, expr_t, entry)
1830 {
1831 if (dim->type != EXPR_VOID)
1832 {
1833 if (is_array(*ptype))
1834 {
1835 *ptype = type_new_array((*ptype)->name,
1836 type_array_get_element(*ptype),
1837 type_array_is_decl_as_ptr(*ptype),
1838 type_array_get_dim(*ptype),
1839 type_array_get_conformance(*ptype), dim);
1840 }
1841 else
1842 error_loc("%s: length_is attribute applied to illegal type\n", v->name);
1843 }
1844
1845 if (is_ptr(*ptype))
1846 ptype = &(*ptype)->details.pointer.ref.type;
1847 else if (is_array(*ptype))
1848 ptype = &(*ptype)->details.array.elem.type;
1849 else
1850 error_loc("%s: too many expressions in length_is attribute\n", v->name);
1851 }
1852
1853 if (decl->bits)
1854 v->declspec.type = type_new_bitfield(v->declspec.type, decl->bits);
1855
1856 return v;
1857 }
1858
1859 static var_list_t *set_var_types(attr_list_t *attrs, decl_spec_t *decl_spec, declarator_list_t *decls)
1860 {
1861 declarator_t *decl, *next;
1862 var_list_t *var_list = NULL;
1863
1864 LIST_FOR_EACH_ENTRY_SAFE( decl, next, decls, declarator_t, entry )
1865 {
1866 var_t *var = declare_var(attrs, decl_spec, decl, 0);
1867 var_list = append_var(var_list, var);
1868 free(decl);
1869 }
1870 free(decl_spec);
1871 return var_list;
1872 }
1873
1874 typeref_list_t *append_typeref(typeref_list_t *list, typeref_t *ref)
1875 {
1876 if (!ref) return list;
1877 if (!list)
1878 {
1879 list = xmalloc( sizeof(*list) );
1880 list_init( list );
1881 }
1882 list_add_tail( list, &ref->entry );
1883 return list;
1884 }
1885
1886 typeref_t *make_typeref(type_t *type)
1887 {
1888 typeref_t *ref = xmalloc(sizeof(typeref_t));
1889 ref->type = type;
1890 ref->attrs = NULL;
1891 return ref;
1892 }
1893
1894 var_list_t *append_var(var_list_t *list, var_t *var)
1895 {
1896 if (!var) return list;
1897 if (!list)
1898 {
1899 list = xmalloc( sizeof(*list) );
1900 list_init( list );
1901 }
1902 list_add_tail( list, &var->entry );
1903 return list;
1904 }
1905
1906 static var_list_t *append_var_list(var_list_t *list, var_list_t *vars)
1907 {
1908 if (!vars) return list;
1909 if (!list)
1910 {
1911 list = xmalloc( sizeof(*list) );
1912 list_init( list );
1913 }
1914 list_move_tail( list, vars );
1915 return list;
1916 }
1917
1918 var_t *make_var(char *name)
1919 {
1920 var_t *v = xmalloc(sizeof(var_t));
1921 v->name = name;
1922 init_declspec(&v->declspec, NULL);
1923 v->attrs = NULL;
1924 v->eval = NULL;
1925 init_loc_info(&v->loc_info);
1926 v->declonly = FALSE;
1927 return v;
1928 }
1929
1930 static var_t *copy_var(var_t *src, char *name, map_attrs_filter_t attr_filter)
1931 {
1932 var_t *v = xmalloc(sizeof(var_t));
1933 v->name = name;
1934 v->declspec = src->declspec;
1935 v->attrs = map_attrs(src->attrs, attr_filter);
1936 v->eval = src->eval;
1937 v->loc_info = src->loc_info;
1938 return v;
1939 }
1940
1941 static declarator_list_t *append_declarator(declarator_list_t *list, declarator_t *d)
1942 {
1943 if (!d) return list;
1944 if (!list) {
1945 list = xmalloc(sizeof(*list));
1946 list_init(list);
1947 }
1948 list_add_tail(list, &d->entry);
1949 return list;
1950 }
1951
1952 static declarator_t *make_declarator(var_t *var)
1953 {
1954 declarator_t *d = xmalloc(sizeof(*d));
1955 d->var = var ? var : make_var(NULL);
1956 d->type = NULL;
1957 d->qualifier = 0;
1958 d->bits = NULL;
1959 return d;
1960 }
1961
1962 static type_t *make_safearray(type_t *type)
1963 {
1964 decl_spec_t ds = {.type = type};
1965 ds.type = type_new_alias(&ds, "SAFEARRAY");
1966 return type_new_array(NULL, &ds, TRUE, 0, NULL, NULL);
1967 }
1968
1969 static typelib_t *make_library(const char *name, const attr_list_t *attrs)
1970 {
1971 typelib_t *typelib = xmalloc(sizeof(*typelib));
1972 memset(typelib, 0, sizeof(*typelib));
1973 typelib->name = xstrdup(name);
1974 typelib->attrs = attrs;
1975 list_init( &typelib->importlibs );
1976 return typelib;
1977 }
1978
1979 static int hash_ident(const char *name)
1980 {
1981 const char *p = name;
1982 int sum = 0;
1983 /* a simple sum hash is probably good enough */
1984 while (*p) {
1985 sum += *p;
1986 p++;
1987 }
1988 return sum & (HASHMAX-1);
1989 }
1990
1991 /***** type repository *****/
1992
1993 static struct namespace *find_sub_namespace(struct namespace *namespace, const char *name)
1994 {
1995 struct namespace *cur;
1996
1997 LIST_FOR_EACH_ENTRY(cur, &namespace->children, struct namespace, entry) {
1998 if(!strcmp(cur->name, name))
1999 return cur;
2000 }
2001
2002 return NULL;
2003 }
2004
2005 static void push_namespace(const char *name)
2006 {
2007 struct namespace *namespace;
2008
2009 namespace = find_sub_namespace(current_namespace, name);
2010 if(!namespace) {
2011 namespace = xmalloc(sizeof(*namespace));
2012 namespace->name = xstrdup(name);
2013 namespace->parent = current_namespace;
2014 list_add_tail(&current_namespace->children, &namespace->entry);
2015 list_init(&namespace->children);
2016 memset(namespace->type_hash, 0, sizeof(namespace->type_hash));
2017 }
2018
2019 current_namespace = namespace;
2020 }
2021
2022 static void pop_namespace(const char *name)
2023 {
2024 assert(!strcmp(current_namespace->name, name) && current_namespace->parent);
2025 current_namespace = current_namespace->parent;
2026 }
2027
2028 static void push_parameters_namespace(const char *name)
2029 {
2030 struct namespace *namespace;
2031
2032 if (!(namespace = find_sub_namespace(current_namespace, name)))
2033 {
2034 namespace = xmalloc(sizeof(*namespace));
2035 namespace->name = xstrdup(name);
2036 namespace->parent = current_namespace;
2037 list_add_tail(&current_namespace->children, &namespace->entry);
2038 list_init(&namespace->children);
2039 memset(namespace->type_hash, 0, sizeof(namespace->type_hash));
2040 }
2041
2042 parameters_namespace = namespace;
2043 }
2044
2045 static void pop_parameters_namespace(const char *name)
2046 {
2047 assert(!strcmp(parameters_namespace->name, name) && parameters_namespace->parent);
2048 parameters_namespace = NULL;
2049 }
2050
2051 struct rtype {
2052 const char *name;
2053 type_t *type;
2054 int t;
2055 struct rtype *next;
2056 };
2057
2058 type_t *reg_type(type_t *type, const char *name, struct namespace *namespace, int t)
2059 {
2060 struct rtype *nt;
2061 int hash;
2062 if (!name) {
2063 error_loc("registering named type without name\n");
2064 return type;
2065 }
2066 if (!namespace)
2067 namespace = &global_namespace;
2068 hash = hash_ident(name);
2069 nt = xmalloc(sizeof(struct rtype));
2070 nt->name = name;
2071 if (is_global_namespace(namespace))
2072 type->c_name = name;
2073 else
2074 type->c_name = format_namespace(namespace, "__x_", "_C", name, use_abi_namespace ? "ABI" : NULL);
2075 nt->type = type;
2076 nt->t = t;
2077 nt->next = namespace->type_hash[hash];
2078 namespace->type_hash[hash] = nt;
2079 return type;
2080 }
2081
2082 static type_t *reg_typedefs(decl_spec_t *decl_spec, declarator_list_t *decls, attr_list_t *attrs)
2083 {
2084 declarator_t *decl;
2085 type_t *type = decl_spec->type;
2086
2087 if (is_attr(attrs, ATTR_UUID) && !is_attr(attrs, ATTR_PUBLIC))
2088 attrs = append_attr( attrs, make_attr(ATTR_PUBLIC) );
2089
2090 /* We must generate names for tagless enum, struct or union.
2091 Typedef-ing a tagless enum, struct or union means we want the typedef
2092 to be included in a library hence the public attribute. */
2093 if (type_get_type_detect_alias(type) == TYPE_ENUM ||
2094 type_get_type_detect_alias(type) == TYPE_STRUCT ||
2095 type_get_type_detect_alias(type) == TYPE_UNION ||
2096 type_get_type_detect_alias(type) == TYPE_ENCAPSULATED_UNION)
2097 {
2098 if (!type->name)
2099 {
2100 type->name = gen_name();
2101 if (!is_attr(attrs, ATTR_PUBLIC))
2102 attrs = append_attr(attrs, make_attr(ATTR_PUBLIC));
2103 }
2104
2105 /* replace existing attributes when generating a typelib */
2106 if (do_typelib)
2107 type->attrs = attrs;
2108 }
2109
2110 LIST_FOR_EACH_ENTRY( decl, decls, declarator_t, entry )
2111 {
2112
2113 if (decl->var->name) {
2114 type_t *cur;
2115 var_t *name;
2116
2117 cur = find_type(decl->var->name, current_namespace, 0);
2118
2119 /*
2120 * MIDL allows shadowing types that are declared in imported files.
2121 * We don't throw an error in this case and instead add a new type
2122 * (which is earlier on the list in hash table, so it will be used
2123 * instead of shadowed type).
2124 *
2125 * FIXME: We may consider string separated type tables for each input
2126 * for cleaner solution.
2127 */
2128 if (cur && input_name == cur->loc_info.input_name)
2129 error_loc("%s: redefinition error; original definition was at %s:%d\n",
2130 cur->name, cur->loc_info.input_name,
2131 cur->loc_info.line_number);
2132
2133 name = declare_var(attrs, decl_spec, decl, 0);
2134 cur = type_new_alias(&name->declspec, name->name);
2135 cur->attrs = attrs;
2136
2137 reg_type(cur, cur->name, current_namespace, 0);
2138 }
2139 }
2140 return type;
2141 }
2142
2143 type_t *find_type(const char *name, struct namespace *namespace, int t)
2144 {
2145 struct rtype *cur;
2146
2147 if(namespace && namespace != &global_namespace) {
2148 for(cur = namespace->type_hash[hash_ident(name)]; cur; cur = cur->next) {
2149 if(cur->t == t && !strcmp(cur->name, name))
2150 return cur->type;
2151 }
2152 }
2153 for(cur = global_namespace.type_hash[hash_ident(name)]; cur; cur = cur->next) {
2154 if(cur->t == t && !strcmp(cur->name, name))
2155 return cur->type;
2156 }
2157 return NULL;
2158 }
2159
2160 static type_t *find_type_or_error(struct namespace *namespace, const char *name)
2161 {
2162 type_t *type;
2163 if (!(type = find_type(name, namespace, 0)) &&
2164 !(type = find_type(name, parameters_namespace, 0)))
2165 {
2166 error_loc("type '%s' not found in %s namespace\n", name, namespace && namespace->name ? namespace->name : "global");
2167 return NULL;
2168 }
2169 return type;
2170 }
2171
2172 static struct namespace *find_namespace_or_error(struct namespace *parent, const char *name)
2173 {
2174 struct namespace *namespace = NULL;
2175
2176 if (!winrt_mode)
2177 error_loc("namespaces are only supported in winrt mode.\n");
2178 else if (!(namespace = find_sub_namespace(parent, name)))
2179 error_loc("namespace '%s' not found in '%s'\n", name, parent->name);
2180
2181 return namespace;
2182 }
2183
2184 int is_type(const char *name)
2185 {
2186 return find_type(name, current_namespace, 0) != NULL ||
2187 find_type(name, parameters_namespace, 0);
2188 }
2189
2190 type_t *get_type(enum type_type type, char *name, struct namespace *namespace, int t)
2191 {
2192 type_t *tp;
2193 if (!namespace)
2194 namespace = &global_namespace;
2195 if (name) {
2196 tp = find_type(name, namespace, t);
2197 if (tp) {
2198 free(name);
2199 return tp;
2200 }
2201 }
2202 tp = make_type(type);
2203 tp->name = name;
2204 tp->namespace = namespace;
2205 if (!name) return tp;
2206 return reg_type(tp, name, namespace, t);
2207 }
2208
2209 /***** constant repository *****/
2210
2211 struct rconst {
2212 char *name;
2213 var_t *var;
2214 struct rconst *next;
2215 };
2216
2217 struct rconst *const_hash[HASHMAX];
2218
2219 static var_t *reg_const(var_t *var)
2220 {
2221 struct rconst *nc;
2222 int hash;
2223 if (!var->name) {
2224 error_loc("registering constant without name\n");
2225 return var;
2226 }
2227 hash = hash_ident(var->name);
2228 nc = xmalloc(sizeof(struct rconst));
2229 nc->name = var->name;
2230 nc->var = var;
2231 nc->next = const_hash[hash];
2232 const_hash[hash] = nc;
2233 return var;
2234 }
2235
2236 var_t *find_const(const char *name, int f)
2237 {
2238 struct rconst *cur = const_hash[hash_ident(name)];
2239 while (cur && strcmp(cur->name, name))
2240 cur = cur->next;
2241 if (!cur) {
2242 if (f) error_loc("constant '%s' not found\n", name);
2243 return NULL;
2244 }
2245 return cur->var;
2246 }
2247
2248 char *gen_name(void)
2249 {
2250 static unsigned long n = 0;
2251 static const char *file_id;
2252
2253 if (! file_id)
2254 {
2255 char *dst = dup_basename(input_idl_name, ".idl");
2256 file_id = dst;
2257
2258 for (; *dst; ++dst)
2259 if (! isalnum((unsigned char) *dst))
2260 *dst = '_';
2261 }
2262 return strmake("__WIDL_%s_generated_name_%08lX", file_id, n++);
2263 }
2264
2265 struct allowed_attr
2266 {
2267 unsigned int dce_compatible : 1;
2268 unsigned int acf : 1;
2269 unsigned int multiple : 1;
2270
2271 unsigned int on_interface : 1;
2272 unsigned int on_function : 1;
2273 unsigned int on_arg : 1;
2274 unsigned int on_type : 1;
2275 unsigned int on_enum : 1;
2276 unsigned int on_enum_member : 1;
2277 unsigned int on_struct : 2;
2278 unsigned int on_union : 1;
2279 unsigned int on_field : 1;
2280 unsigned int on_library : 1;
2281 unsigned int on_dispinterface : 1;
2282 unsigned int on_module : 1;
2283 unsigned int on_coclass : 1;
2284 unsigned int on_apicontract : 1;
2285 unsigned int on_runtimeclass : 1;
2286 const char *display_name;
2287 };
2288
2289 struct allowed_attr allowed_attr[] =
2290 {
2291 /* attr { D ACF M I Fn ARG T En Enm St Un Fi L DI M C AC R <display name> } */
2292 /* ATTR_ACTIVATABLE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "activatable" },
2293 /* ATTR_AGGREGATABLE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, "aggregatable" },
2294 /* ATTR_ALLOCATE */ { 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "allocate" },
2295 /* ATTR_ANNOTATION */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "annotation" },
2296 /* ATTR_APPOBJECT */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, "appobject" },
2297 /* ATTR_ASYNC */ { 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "async" },
2298 /* ATTR_ASYNCUUID */ { 1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, "async_uuid" },
2299 /* ATTR_AUTO_HANDLE */ { 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "auto_handle" },
2300 /* ATTR_BINDABLE */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "bindable" },
2301 /* ATTR_BROADCAST */ { 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "broadcast" },
2302 /* ATTR_CALLAS */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "call_as" },
2303 /* ATTR_CALLCONV */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL },
2304 /* ATTR_CASE */ { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, "case" },
2305 /* ATTR_CODE */ { 0, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "code" },
2306 /* ATTR_COMMSTATUS */ { 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "comm_status" },
2307 /* ATTR_CONTEXTHANDLE */ { 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "context_handle" },
2308 /* ATTR_CONTRACT */ { 0, 0, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, "contract" },
2309 /* ATTR_CONTRACTVERSION */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, "contractversion" },
2310 /* ATTR_CONTROL */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, "control" },
2311 /* ATTR_CUSTOM */ { 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, "custom" },
2312 /* ATTR_DECODE */ { 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "decode" },
2313 /* ATTR_DEFAULT */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, "default" },
2314 /* ATTR_DEFAULTBIND */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "defaultbind" },
2315 /* ATTR_DEFAULTCOLLELEM */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "defaultcollelem" },
2316 /* ATTR_DEFAULTVALUE */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "defaultvalue" },
2317 /* ATTR_DEFAULTVTABLE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, "defaultvtable" },
2318 /* ATTR_DISABLECONSISTENCYCHECK */{ 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "disable_consistency_check" },
2319 /* ATTR_DISPINTERFACE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, NULL },
2320 /* ATTR_DISPLAYBIND */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "displaybind" },
2321 /* ATTR_DLLNAME */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, "dllname" },
2322 /* ATTR_DUAL */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "dual" },
2323 /* ATTR_ENABLEALLOCATE */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "enable_allocate" },
2324 /* ATTR_ENCODE */ { 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "encode" },
2325 /* ATTR_ENDPOINT */ { 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "endpoint" },
2326 /* ATTR_ENTRY */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "entry" },
2327 /* ATTR_EVENTADD */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "eventadd" },
2328 /* ATTR_EVENTREMOVE */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "eventremove" },
2329 /* ATTR_EXCLUSIVETO */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "exclusive_to" },
2330 /* ATTR_EXPLICIT_HANDLE */ { 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "explicit_handle" },
2331 /* ATTR_FAULTSTATUS */ { 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "fault_status" },
2332 /* ATTR_FLAGS */ { 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "flags" },
2333 /* ATTR_FORCEALLOCATE */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "force_allocate" },
2334 /* ATTR_HANDLE */ { 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "handle" },
2335 /* ATTR_HELPCONTEXT */ { 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, "helpcontext" },
2336 /* ATTR_HELPFILE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, "helpfile" },
2337 /* ATTR_HELPSTRING */ { 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, "helpstring" },
2338 /* ATTR_HELPSTRINGCONTEXT */ { 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, "helpstringcontext" },
2339 /* ATTR_HELPSTRINGDLL */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, "helpstringdll" },
2340 /* ATTR_HIDDEN */ { 0, 0, 0, 1, 1, 0, 1, 1, 1, 0, 0, 0, 1, 1, 0, 1, 0, 0, "hidden" },
2341 /* ATTR_ID */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, "id" },
2342 /* ATTR_IDEMPOTENT */ { 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "idempotent" },
2343 /* ATTR_IGNORE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, "ignore" },
2344 /* ATTR_IIDIS */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, "iid_is" },
2345 /* ATTR_IMMEDIATEBIND */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "immediatebind" },
2346 /* ATTR_IMPLICIT_HANDLE */ { 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "implicit_handle" },
2347 /* ATTR_IN */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "in" },
2348 /* ATTR_INPUTSYNC */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "inputsync" },
2349 /* ATTR_LENGTHIS */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, "length_is" },
2350 /* ATTR_LIBLCID */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, "lcid" },
2351 /* ATTR_LICENSED */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, "licensed" },
2352 /* ATTR_LOCAL */ { 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "local" },
2353 /* ATTR_MARSHALING_BEHAVIOR */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "marshaling_behavior" },
2354 /* ATTR_MAYBE */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "maybe" },
2355 /* ATTR_MESSAGE */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "message" },
2356 /* ATTR_NOCODE */ { 0, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "nocode" },
2357 /* ATTR_NONBROWSABLE */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "nonbrowsable" },
2358 /* ATTR_NONCREATABLE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, "noncreatable" },
2359 /* ATTR_NONEXTENSIBLE */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "nonextensible" },
2360 /* ATTR_NOTIFY */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "notify" },
2361 /* ATTR_NOTIFYFLAG */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "notify_flag" },
2362 /* ATTR_OBJECT */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "object" },
2363 /* ATTR_ODL */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, "odl" },
2364 /* ATTR_OLEAUTOMATION */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "oleautomation" },
2365 /* ATTR_OPTIMIZE */ { 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "optimize" },
2366 /* ATTR_OPTIONAL */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "optional" },
2367 /* ATTR_OUT */ { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "out" },
2368 /* ATTR_PARAMLCID */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "lcid" },
2369 /* ATTR_PARTIALIGNORE */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "partial_ignore" },
2370 /* ATTR_POINTERDEFAULT */ { 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "pointer_default" },
2371 /* ATTR_POINTERTYPE */ { 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, "ref, unique or ptr" },
2372 /* ATTR_PROGID */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, "progid" },
2373 /* ATTR_PROPGET */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "propget" },
2374 /* ATTR_PROPPUT */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "propput" },
2375 /* ATTR_PROPPUTREF */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "propputref" },
2376 /* ATTR_PROXY */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "proxy" },
2377 /* ATTR_PUBLIC */ { 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "public" },
2378 /* ATTR_RANGE */ { 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, "range" },
2379 /* ATTR_READONLY */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, "readonly" },
2380 /* ATTR_REPRESENTAS */ { 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "represent_as" },
2381 /* ATTR_REQUESTEDIT */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "requestedit" },
2382 /* ATTR_RESTRICTED */ { 0, 0, 0, 1, 1, 0, 1, 1, 0, 1, 0, 0, 1, 1, 1, 1, 0, 0, "restricted" },
2383 /* ATTR_RETVAL */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "retval" },
2384 /* ATTR_SIZEIS */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, "size_is" },
2385 /* ATTR_SOURCE */ { 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, "source" },
2386 /* ATTR_STATIC */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "static" },
2387 /* ATTR_STRICTCONTEXTHANDLE */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "strict_context_handle" },
2388 /* ATTR_STRING */ { 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, "string" },
2389 /* ATTR_SWITCHIS */ { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, "switch_is" },
2390 /* ATTR_SWITCHTYPE */ { 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, "switch_type" },
2391 /* ATTR_THREADING */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, "threading" },
2392 /* ATTR_TRANSMITAS */ { 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "transmit_as" },
2393 /* ATTR_UIDEFAULT */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "uidefault" },
2394 /* ATTR_USESGETLASTERROR */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "usesgetlasterror" },
2395 /* ATTR_USERMARSHAL */ { 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "user_marshal" },
2396 /* ATTR_UUID */ { 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 1, 1, 1, 0, 1, "uuid" },
2397 /* ATTR_V1ENUM */ { 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "v1_enum" },
2398 /* ATTR_VARARG */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "vararg" },
2399 /* ATTR_VERSION */ { 1, 0, 0, 1, 0, 0, 1, 1, 0, 2, 0, 0, 1, 0, 0, 1, 0, 1, "version" },
2400 /* ATTR_VIPROGID */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, "vi_progid" },
2401 /* ATTR_WIREMARSHAL */ { 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "wire_marshal" },
2402 };
2403
2404 static attr_list_t *append_attr(attr_list_t *list, attr_t *attr)
2405 {
2406 attr_t *attr_existing;
2407 if (!attr) return list;
2408 if (!list)
2409 {
2410 list = xmalloc( sizeof(*list) );
2411 list_init( list );
2412 }
2413 if (!allowed_attr[attr->type].multiple)
2414 {
2415 LIST_FOR_EACH_ENTRY(attr_existing, list, attr_t, entry)
2416 if (attr_existing->type == attr->type)
2417 {
2418 parser_warning("duplicate attribute %s\n", get_attr_display_name(attr->type));
2419 /* use the last attribute, like MIDL does */
2420 list_remove(&attr_existing->entry);
2421 break;
2422 }
2423 }
2424 list_add_tail( list, &attr->entry );
2425 return list;
2426 }
2427
2428 const char *get_attr_display_name(enum attr_type type)
2429 {
2430 return allowed_attr[type].display_name;
2431 }
2432
2433 attr_list_t *check_interface_attrs(const char *name, attr_list_t *attrs)
2434 {
2435 const attr_t *attr;
2436 if (!attrs) return attrs;
2437 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2438 {
2439 if (!allowed_attr[attr->type].on_interface)
2440 error_loc("inapplicable attribute %s for interface %s\n",
2441 allowed_attr[attr->type].display_name, name);
2442 if (attr->type == ATTR_IMPLICIT_HANDLE)
2443 {
2444 const var_t *var = attr->u.pval;
2445 if (type_get_type( var->declspec.type) == TYPE_BASIC &&
2446 type_basic_get_type( var->declspec.type ) == TYPE_BASIC_HANDLE)
2447 continue;
2448 if (is_aliaschain_attr( var->declspec.type, ATTR_HANDLE ))
2449 continue;
2450 error_loc("attribute %s requires a handle type in interface %s\n",
2451 allowed_attr[attr->type].display_name, name);
2452 }
2453 }
2454 return attrs;
2455 }
2456
2457 static attr_list_t *check_function_attrs(const char *name, attr_list_t *attrs)
2458 {
2459 const attr_t *attr;
2460 if (!attrs) return attrs;
2461 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2462 {
2463 if (!allowed_attr[attr->type].on_function)
2464 error_loc("inapplicable attribute %s for function %s\n",
2465 allowed_attr[attr->type].display_name, name);
2466 }
2467 return attrs;
2468 }
2469
2470 static void check_arg_attrs(const var_t *arg)
2471 {
2472 const attr_t *attr;
2473
2474 if (arg->attrs)
2475 {
2476 LIST_FOR_EACH_ENTRY(attr, arg->attrs, const attr_t, entry)
2477 {
2478 if (!allowed_attr[attr->type].on_arg)
2479 error_loc("inapplicable attribute %s for argument %s\n",
2480 allowed_attr[attr->type].display_name, arg->name);
2481 }
2482 }
2483 }
2484
2485 static attr_list_t *check_typedef_attrs(attr_list_t *attrs)
2486 {
2487 const attr_t *attr;
2488 if (!attrs) return attrs;
2489 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2490 {
2491 if (!allowed_attr[attr->type].on_type)
2492 error_loc("inapplicable attribute %s for typedef\n",
2493 allowed_attr[attr->type].display_name);
2494 }
2495 return attrs;
2496 }
2497
2498 static attr_list_t *check_enum_attrs(attr_list_t *attrs)
2499 {
2500 const attr_t *attr;
2501 if (!attrs) return attrs;
2502 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2503 {
2504 if (!allowed_attr[attr->type].on_enum)
2505 error_loc("inapplicable attribute %s for enum\n",
2506 allowed_attr[attr->type].display_name);
2507 }
2508 return attrs;
2509 }
2510
2511 static attr_list_t *check_enum_member_attrs(attr_list_t *attrs)
2512 {
2513 const attr_t *attr;
2514 if (!attrs) return attrs;
2515 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2516 {
2517 if (!allowed_attr[attr->type].on_enum_member)
2518 error_loc("inapplicable attribute %s for enum member\n",
2519 allowed_attr[attr->type].display_name);
2520 }
2521 return attrs;
2522 }
2523
2524 static attr_list_t *check_struct_attrs(attr_list_t *attrs)
2525 {
2526 int mask = winrt_mode ? 3 : 1;
2527 const attr_t *attr;
2528 if (!attrs) return attrs;
2529 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2530 {
2531 if (!(allowed_attr[attr->type].on_struct & mask))
2532 error_loc("inapplicable attribute %s for struct\n",
2533 allowed_attr[attr->type].display_name);
2534 }
2535 return attrs;
2536 }
2537
2538 static attr_list_t *check_union_attrs(attr_list_t *attrs)
2539 {
2540 const attr_t *attr;
2541 if (!attrs) return attrs;
2542 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2543 {
2544 if (!allowed_attr[attr->type].on_union)
2545 error_loc("inapplicable attribute %s for union\n",
2546 allowed_attr[attr->type].display_name);
2547 }
2548 return attrs;
2549 }
2550
2551 static attr_list_t *check_field_attrs(const char *name, attr_list_t *attrs)
2552 {
2553 const attr_t *attr;
2554 if (!attrs) return attrs;
2555 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2556 {
2557 if (!allowed_attr[attr->type].on_field)
2558 error_loc("inapplicable attribute %s for field %s\n",
2559 allowed_attr[attr->type].display_name, name);
2560 }
2561 return attrs;
2562 }
2563
2564 static attr_list_t *check_library_attrs(const char *name, attr_list_t *attrs)
2565 {
2566 const attr_t *attr;
2567 if (!attrs) return attrs;
2568 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2569 {
2570 if (!allowed_attr[attr->type].on_library)
2571 error_loc("inapplicable attribute %s for library %s\n",
2572 allowed_attr[attr->type].display_name, name);
2573 }
2574 return attrs;
2575 }
2576
2577 attr_list_t *check_dispiface_attrs(const char *name, attr_list_t *attrs)
2578 {
2579 const attr_t *attr;
2580 if (!attrs) return attrs;
2581 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2582 {
2583 if (!allowed_attr[attr->type].on_dispinterface)
2584 error_loc("inapplicable attribute %s for dispinterface %s\n",
2585 allowed_attr[attr->type].display_name, name);
2586 }
2587 return attrs;
2588 }
2589
2590 attr_list_t *check_module_attrs(const char *name, attr_list_t *attrs)
2591 {
2592 const attr_t *attr;
2593 if (!attrs) return attrs;
2594 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2595 {
2596 if (!allowed_attr[attr->type].on_module)
2597 error_loc("inapplicable attribute %s for module %s\n",
2598 allowed_attr[attr->type].display_name, name);
2599 }
2600 return attrs;
2601 }
2602
2603 attr_list_t *check_coclass_attrs(const char *name, attr_list_t *attrs)
2604 {
2605 const attr_t *attr;
2606 if (!attrs) return attrs;
2607 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2608 {
2609 if (!allowed_attr[attr->type].on_coclass)
2610 error_loc("inapplicable attribute %s for coclass %s\n",
2611 allowed_attr[attr->type].display_name, name);
2612 }
2613 return attrs;
2614 }
2615
2616 attr_list_t *check_runtimeclass_attrs(const char *name, attr_list_t *attrs)
2617 {
2618 const attr_t *attr;
2619 if (!attrs) return attrs;
2620 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2621 if (!allowed_attr[attr->type].on_runtimeclass)
2622 error_loc("inapplicable attribute %s for runtimeclass %s\n",
2623 allowed_attr[attr->type].display_name, name);
2624 return attrs;
2625 }
2626
2627 attr_list_t *check_apicontract_attrs(const char *name, attr_list_t *attrs)
2628 {
2629 const attr_t *attr;
2630 if (!attrs) return attrs;
2631 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2632 if (!allowed_attr[attr->type].on_apicontract)
2633 error_loc("inapplicable attribute %s for apicontract %s\n",
2634 allowed_attr[attr->type].display_name, name);
2635 return attrs;
2636 }
2637
2638 static int is_allowed_conf_type(const type_t *type)
2639 {
2640 switch (type_get_type(type))
2641 {
2642 case TYPE_ENUM:
2643 return TRUE;
2644 case TYPE_BASIC:
2645 switch (type_basic_get_type(type))
2646 {
2647 case TYPE_BASIC_INT8:
2648 case TYPE_BASIC_INT16:
2649 case TYPE_BASIC_INT32:
2650 case TYPE_BASIC_INT64:
2651 case TYPE_BASIC_INT:
2652 case TYPE_BASIC_LONG:
2653 case TYPE_BASIC_CHAR:
2654 case TYPE_BASIC_HYPER:
2655 case TYPE_BASIC_BYTE:
2656 case TYPE_BASIC_WCHAR:
2657 return TRUE;
2658 default:
2659 return FALSE;
2660 }
2661 case TYPE_ALIAS:
2662 /* shouldn't get here because of type_get_type call above */
2663 assert(0);
2664 /* fall through */
2665 case TYPE_STRUCT:
2666 case TYPE_UNION:
2667 case TYPE_ENCAPSULATED_UNION:
2668 case TYPE_ARRAY:
2669 case TYPE_POINTER:
2670 case TYPE_VOID:
2671 case TYPE_MODULE:
2672 case TYPE_COCLASS:
2673 case TYPE_FUNCTION:
2674 case TYPE_INTERFACE:
2675 case TYPE_BITFIELD:
2676 case TYPE_RUNTIMECLASS:
2677 case TYPE_DELEGATE:
2678 return FALSE;
2679 case TYPE_APICONTRACT:
2680 case TYPE_PARAMETERIZED_TYPE:
2681 case TYPE_PARAMETER:
2682 /* not supposed to be here */
2683 assert(0);
2684 break;
2685 }
2686 return FALSE;
2687 }
2688
2689 static int is_ptr_guid_type(const type_t *type)
2690 {
2691 /* first, make sure it is a pointer to something */
2692 if (!is_ptr(type)) return FALSE;
2693
2694 /* second, make sure it is a pointer to something of size sizeof(GUID),
2695 * i.e. 16 bytes */
2696 return (type_memsize(type_pointer_get_ref_type(type)) == 16);
2697 }
2698
2699 static void check_conformance_expr_list(const char *attr_name, const var_t *arg, const type_t *container_type, expr_list_t *expr_list)
2700 {
2701 expr_t *dim;
2702 struct expr_loc expr_loc;
2703 expr_loc.v = arg;
2704 expr_loc.attr = attr_name;
2705 if (expr_list) LIST_FOR_EACH_ENTRY(dim, expr_list, expr_t, entry)
2706 {
2707 if (dim->type != EXPR_VOID)
2708 {
2709 const type_t *expr_type = expr_resolve_type(&expr_loc, container_type, dim);
2710 if (!is_allowed_conf_type(expr_type))
2711 error_loc_info(&arg->loc_info, "expression must resolve to integral type <= 32bits for attribute %s\n",
2712 attr_name);
2713 }
2714 }
2715 }
2716
2717 static void check_remoting_fields(const var_t *var, type_t *type);
2718
2719 /* checks that properties common to fields and arguments are consistent */
2720 static void check_field_common(const type_t *container_type,
2721 const char *container_name, const var_t *arg)
2722 {
2723 type_t *type = arg->declspec.type;
2724 int more_to_do;
2725 const char *container_type_name;
2726 const char *var_type;
2727
2728 switch (type_get_type(container_type))
2729 {
2730 case TYPE_STRUCT:
2731 container_type_name = "struct";
2732 var_type = "field";
2733 break;
2734 case TYPE_UNION:
2735 container_type_name = "union";
2736 var_type = "arm";
2737 break;
2738 case TYPE_ENCAPSULATED_UNION:
2739 container_type_name = "encapsulated union";
2740 var_type = "arm";
2741 break;
2742 case TYPE_FUNCTION:
2743 container_type_name = "function";
2744 var_type = "parameter";
2745 break;
2746 default:
2747 /* should be no other container types */
2748 assert(0);
2749 return;
2750 }
2751
2752 if (is_attr(arg->attrs, ATTR_LENGTHIS) &&
2753 (is_attr(arg->attrs, ATTR_STRING) || is_aliaschain_attr(arg->declspec.type, ATTR_STRING)))
2754 error_loc_info(&arg->loc_info,
2755 "string and length_is specified for argument %s are mutually exclusive attributes\n",
2756 arg->name);
2757
2758 if (is_attr(arg->attrs, ATTR_SIZEIS))
2759 {
2760 expr_list_t *size_is_exprs = get_attrp(arg->attrs, ATTR_SIZEIS);
2761 check_conformance_expr_list("size_is", arg, container_type, size_is_exprs);
2762 }
2763 if (is_attr(arg->attrs, ATTR_LENGTHIS))
2764 {
2765 expr_list_t *length_is_exprs = get_attrp(arg->attrs, ATTR_LENGTHIS);
2766 check_conformance_expr_list("length_is", arg, container_type, length_is_exprs);
2767 }
2768 if (is_attr(arg->attrs, ATTR_IIDIS))
2769 {
2770 struct expr_loc expr_loc;
2771 expr_t *expr = get_attrp(arg->attrs, ATTR_IIDIS);
2772 if (expr->type != EXPR_VOID)
2773 {
2774 const type_t *expr_type;
2775 expr_loc.v = arg;
2776 expr_loc.attr = "iid_is";
2777 expr_type = expr_resolve_type(&expr_loc, container_type, expr);
2778 if (!expr_type || !is_ptr_guid_type(expr_type))
2779 error_loc_info(&arg->loc_info, "expression must resolve to pointer to GUID type for attribute iid_is\n");
2780 }
2781 }
2782 if (is_attr(arg->attrs, ATTR_SWITCHIS))
2783 {
2784 struct expr_loc expr_loc;
2785 expr_t *expr = get_attrp(arg->attrs, ATTR_SWITCHIS);
2786 if (expr->type != EXPR_VOID)
2787 {
2788 const type_t *expr_type;
2789 expr_loc.v = arg;
2790 expr_loc.attr = "switch_is";
2791 expr_type = expr_resolve_type(&expr_loc, container_type, expr);
2792 if (!expr_type || !is_allowed_conf_type(expr_type))
2793 error_loc_info(&arg->loc_info, "expression must resolve to integral type <= 32bits for attribute %s\n",
2794 expr_loc.attr);
2795 }
2796 }
2797
2798 do
2799 {
2800 more_to_do = FALSE;
2801
2802 switch (typegen_detect_type(type, arg->attrs, TDT_IGNORE_STRINGS))
2803 {
2804 case TGT_STRUCT:
2805 case TGT_UNION:
2806 check_remoting_fields(arg, type);
2807 break;
2808 case TGT_INVALID:
2809 {
2810 const char *reason = "is invalid";
2811 switch (type_get_type(type))
2812 {
2813 case TYPE_VOID:
2814 reason = "cannot derive from void *";
2815 break;
2816 case TYPE_FUNCTION:
2817 reason = "cannot be a function pointer";
2818 break;
2819 case TYPE_BITFIELD:
2820 reason = "cannot be a bit-field";
2821 break;
2822 case TYPE_COCLASS:
2823 reason = "cannot be a class";
2824 break;
2825 case TYPE_INTERFACE:
2826 reason = "cannot be a non-pointer to an interface";
2827 break;
2828 case TYPE_MODULE:
2829 reason = "cannot be a module";
2830 break;
2831 default:
2832 break;
2833 }
2834 error_loc_info(&arg->loc_info, "%s \'%s\' of %s \'%s\' %s\n",
2835 var_type, arg->name, container_type_name, container_name, reason);
2836 break;
2837 }
2838 case TGT_CTXT_HANDLE:
2839 case TGT_CTXT_HANDLE_POINTER:
2840 if (type_get_type(container_type) != TYPE_FUNCTION)
2841 error_loc_info(&arg->loc_info,
2842 "%s \'%s\' of %s \'%s\' cannot be a context handle\n",
2843 var_type, arg->name, container_type_name,
2844 container_name);
2845 break;
2846 case TGT_STRING:
2847 {
2848 const type_t *t = type;
2849 while (is_ptr(t))
2850 t = type_pointer_get_ref_type(t);
2851 if (is_aliaschain_attr(t, ATTR_RANGE))
2852 warning_loc_info(&arg->loc_info, "%s: range not verified for a string of ranged types\n", arg->name);
2853 break;
2854 }
2855 case TGT_POINTER:
2856 type = type_pointer_get_ref_type(type);
2857 more_to_do = TRUE;
2858 break;
2859 case TGT_ARRAY:
2860 type = type_array_get_element_type(type);
2861 more_to_do = TRUE;
2862 break;
2863 case TGT_ENUM:
2864 type = type_get_real_type(type);
2865 if (!type_is_complete(type))
2866 {
2867 error_loc_info(&arg->loc_info, "undefined type declaration \"enum %s\"\n", type->name);
2868 }
2869 case TGT_USER_TYPE:
2870 case TGT_IFACE_POINTER:
2871 case TGT_BASIC:
2872 case TGT_RANGE:
2873 /* nothing to do */
2874 break;
2875 }
2876 } while (more_to_do);
2877 }
2878
2879 static void check_remoting_fields(const var_t *var, type_t *type)
2880 {
2881 const var_t *field;
2882 const var_list_t *fields = NULL;
2883
2884 type = type_get_real_type(type);
2885
2886 if (type->checked)
2887 return;
2888
2889 type->checked = TRUE;
2890
2891 if (type_get_type(type) == TYPE_STRUCT)
2892 {
2893 if (type_is_complete(type))
2894 fields = type_struct_get_fields(type);
2895 else
2896 error_loc_info(&var->loc_info, "undefined type declaration \"struct %s\"\n", type->name);
2897 }
2898 else if (type_get_type(type) == TYPE_UNION || type_get_type(type) == TYPE_ENCAPSULATED_UNION)
2899 {
2900 if (type_is_complete(type))
2901 fields = type_union_get_cases(type);
2902 else
2903 error_loc_info(&var->loc_info, "undefined type declaration \"union %s\"\n", type->name);
2904 }
2905
2906 if (fields) LIST_FOR_EACH_ENTRY( field, fields, const var_t, entry )
2907 if (field->declspec.type) check_field_common(type, type->name, field);
2908 }
2909
2910 /* checks that arguments for a function make sense for marshalling and unmarshalling */
2911 static void check_remoting_args(const var_t *func)
2912 {
2913 const char *funcname = func->name;
2914 const var_t *arg;
2915
2916 if (!type_function_get_args(func->declspec.type))
2917 return;
2918
2919 LIST_FOR_EACH_ENTRY( arg, type_function_get_args(func->declspec.type), const var_t, entry )
2920 {
2921 const type_t *type = arg->declspec.type;
2922
2923 /* check that [out] parameters have enough pointer levels */
2924 if (is_attr(arg->attrs, ATTR_OUT))
2925 {
2926 switch (typegen_detect_type(type, arg->attrs, TDT_ALL_TYPES))
2927 {
2928 case TGT_BASIC:
2929 case TGT_ENUM:
2930 case TGT_RANGE:
2931 case TGT_STRUCT:
2932 case TGT_UNION:
2933 case TGT_CTXT_HANDLE:
2934 case TGT_USER_TYPE:
2935 error_loc_info(&arg->loc_info, "out parameter \'%s\' of function \'%s\' is not a pointer\n", arg->name, funcname);
2936 break;
2937 case TGT_IFACE_POINTER:
2938 error_loc_info(&arg->loc_info, "out interface pointer \'%s\' of function \'%s\' is not a double pointer\n", arg->name, funcname);
2939 break;
2940 case TGT_STRING:
2941 if (is_array(type))
2942 {
2943 /* needs conformance or fixed dimension */
2944 if (type_array_has_conformance(type) &&
2945 type_array_get_conformance(type)->type != EXPR_VOID) break;
2946 if (!type_array_has_conformance(type) && type_array_get_dim(type)) break;
2947 }
2948 if (is_attr( arg->attrs, ATTR_IN )) break;
2949 error_loc_info(&arg->loc_info, "out parameter \'%s\' of function \'%s\' cannot be an unsized string\n", arg->name, funcname);
2950 break;
2951 case TGT_INVALID:
2952 /* already error'd before we get here */
2953 case TGT_CTXT_HANDLE_POINTER:
2954 case TGT_POINTER:
2955 case TGT_ARRAY:
2956 /* OK */
2957 break;
2958 }
2959 }
2960
2961 check_field_common(func->declspec.type, funcname, arg);
2962 }
2963
2964 if (type_get_type(type_function_get_rettype(func->declspec.type)) != TYPE_VOID)
2965 {
2966 var_t var;
2967 var = *func;
2968 var.declspec.type = type_function_get_rettype(func->declspec.type);
2969 var.name = xstrdup("return value");
2970 check_field_common(func->declspec.type, funcname, &var);
2971 free(var.name);
2972 }
2973 }
2974
2975 static void add_explicit_handle_if_necessary(const type_t *iface, var_t *func)
2976 {
2977 unsigned char explicit_fc, implicit_fc;
2978
2979 /* check for a defined binding handle */
2980 if (!get_func_handle_var( iface, func, &explicit_fc, &implicit_fc ) || !explicit_fc)
2981 {
2982 /* no explicit handle specified so add
2983 * "[in] handle_t IDL_handle" as the first parameter to the
2984 * function */
2985 var_t *idl_handle = make_var(xstrdup("IDL_handle"));
2986 idl_handle->attrs = append_attr(NULL, make_attr(ATTR_IN));
2987 idl_handle->declspec.type = find_type_or_error(NULL, "handle_t");
2988 type_function_add_head_arg(func->declspec.type, idl_handle);
2989 }
2990 }
2991
2992 static void check_functions(const type_t *iface, int is_inside_library)
2993 {
2994 const statement_t *stmt;
2995 /* check for duplicates */
2996 if (is_attr(iface->attrs, ATTR_DISPINTERFACE))
2997 {
2998 var_list_t *methods = type_dispiface_get_methods(iface);
2999 var_t *func, *func_iter;
3000
3001 if (methods) LIST_FOR_EACH_ENTRY( func, methods, var_t, entry )
3002 {
3003 LIST_FOR_EACH_ENTRY( func_iter, methods, var_t, entry )
3004 {
3005 if (func == func_iter) break;
3006 if (strcmp(func->name, func_iter->name)) continue;
3007 if (is_attr(func->attrs, ATTR_EVENTADD) != is_attr(func_iter->attrs, ATTR_EVENTADD)) continue;
3008 if (is_attr(func->attrs, ATTR_EVENTREMOVE) != is_attr(func_iter->attrs, ATTR_EVENTREMOVE)) continue;
3009 if (is_attr(func->attrs, ATTR_PROPGET) != is_attr(func_iter->attrs, ATTR_PROPGET)) continue;
3010 if (is_attr(func->attrs, ATTR_PROPPUT) != is_attr(func_iter->attrs, ATTR_PROPPUT)) continue;
3011 if (is_attr(func->attrs, ATTR_PROPPUTREF) != is_attr(func_iter->attrs, ATTR_PROPPUTREF)) continue;
3012 error_loc_info(&func->loc_info, "duplicated function \'%s\'\n", func->name);
3013 }
3014 }
3015 }
3016 if (is_attr(iface->attrs, ATTR_EXPLICIT_HANDLE))
3017 {
3018 STATEMENTS_FOR_EACH_FUNC( stmt, type_iface_get_stmts(iface) )
3019 {
3020 var_t *func = stmt->u.var;
3021 add_explicit_handle_if_necessary(iface, func);
3022 }
3023 }
3024 if (!is_inside_library && !is_attr(iface->attrs, ATTR_LOCAL))
3025 {
3026 STATEMENTS_FOR_EACH_FUNC( stmt, type_iface_get_stmts(iface) )
3027 {
3028 const var_t *func = stmt->u.var;
3029 if (!is_attr(func->attrs, ATTR_LOCAL))
3030 check_remoting_args(func);
3031 }
3032 }
3033 }
3034
3035 static int async_iface_attrs(attr_list_t *attrs, const attr_t *attr)
3036 {
3037 switch(attr->type)
3038 {
3039 case ATTR_UUID:
3040 return 0;
3041 case ATTR_ASYNCUUID:
3042 append_attr(attrs, make_attrp(ATTR_UUID, attr->u.pval));
3043 return 0;
3044 default:
3045 return 1;
3046 }
3047 }
3048
3049 static int arg_in_attrs(attr_list_t *attrs, const attr_t *attr)
3050 {
3051 return attr->type != ATTR_OUT && attr->type != ATTR_RETVAL;
3052 }
3053
3054 static int arg_out_attrs(attr_list_t *attrs, const attr_t *attr)
3055 {
3056 return attr->type != ATTR_IN;
3057 }
3058
3059 static void check_async_uuid(type_t *iface)
3060 {
3061 statement_list_t *stmts = NULL;
3062 statement_t *stmt;
3063 type_t *async_iface;
3064 type_t *inherit;
3065
3066 if (!is_attr(iface->attrs, ATTR_ASYNCUUID)) return;
3067
3068 inherit = type_iface_get_inherit(iface);
3069 if (inherit && strcmp(inherit->name, "IUnknown"))
3070 inherit = type_iface_get_async_iface(inherit);
3071 if (!inherit)
3072 error_loc("async_uuid applied to an interface with incompatible parent\n");
3073
3074 async_iface = type_interface_declare(strmake("Async%s", iface->name), iface->namespace);
3075
3076 STATEMENTS_FOR_EACH_FUNC( stmt, type_iface_get_stmts(iface) )
3077 {
3078 var_t *begin_func, *finish_func, *func = stmt->u.var, *arg;
3079 var_list_t *begin_args = NULL, *finish_args = NULL, *args;
3080
3081 if (is_attr(func->attrs, ATTR_CALLAS)) continue;
3082
3083 args = type_function_get_args(func->declspec.type);
3084 if (args) LIST_FOR_EACH_ENTRY(arg, args, var_t, entry)
3085 {
3086 if (is_attr(arg->attrs, ATTR_IN) || !is_attr(arg->attrs, ATTR_OUT))
3087 begin_args = append_var(begin_args, copy_var(arg, strdup(arg->name), arg_in_attrs));
3088 if (is_attr(arg->attrs, ATTR_OUT))
3089 finish_args = append_var(finish_args, copy_var(arg, strdup(arg->name), arg_out_attrs));
3090 }
3091
3092 begin_func = copy_var(func, strmake("Begin_%s", func->name), NULL);
3093 begin_func->declspec.type = type_new_function(begin_args);
3094 begin_func->declspec.type->attrs = func->attrs;
3095 begin_func->declspec.type->details.function->retval = func->declspec.type->details.function->retval;
3096 stmts = append_statement(stmts, make_statement_declaration(begin_func));
3097
3098 finish_func = copy_var(func, strmake("Finish_%s", func->name), NULL);
3099 finish_func->declspec.type = type_new_function(finish_args);
3100 finish_func->declspec.type->attrs = func->attrs;
3101 finish_func->declspec.type->details.function->retval = func->declspec.type->details.function->retval;
3102 stmts = append_statement(stmts, make_statement_declaration(finish_func));
3103 }
3104
3105 type_interface_define(async_iface, map_attrs(iface->attrs, async_iface_attrs), inherit, stmts, NULL);
3106 iface->details.iface->async_iface = async_iface->details.iface->async_iface = async_iface;
3107 }
3108
3109 static statement_list_t *append_parameterized_type_stmts(statement_list_t *stmts)
3110 {
3111 statement_t *stmt, *next;
3112
3113 if (stmts && parameterized_type_stmts) LIST_FOR_EACH_ENTRY_SAFE(stmt, next, parameterized_type_stmts, statement_t, entry)
3114 {
3115 switch(stmt->type)
3116 {
3117 case STMT_TYPE:
3118 stmt->u.type = type_parameterized_type_specialize_define(stmt->u.type);
3119 stmt->declonly = FALSE;
3120 list_remove(&stmt->entry);
3121 stmts = append_statement(stmts, stmt);
3122 break;
3123 default:
3124 assert(0); /* should not be there */
3125 break;
3126 }
3127 }
3128
3129 return stmts;
3130 }
3131
3132 static void check_statements(const statement_list_t *stmts, int is_inside_library)
3133 {
3134 const statement_t *stmt;
3135
3136 if (stmts) LIST_FOR_EACH_ENTRY(stmt, stmts, const statement_t, entry)
3137 {
3138 switch(stmt->type) {
3139 case STMT_LIBRARY:
3140 check_statements(stmt->u.lib->stmts, TRUE);
3141 break;
3142 case STMT_TYPE:
3143 switch(type_get_type(stmt->u.type)) {
3144 case TYPE_INTERFACE:
3145 check_functions(stmt->u.type, is_inside_library);
3146 break;
3147 case TYPE_COCLASS:
3148 if(winrt_mode)
3149 error_loc("coclass is not allowed in Windows Runtime mode\n");
3150 break;
3151 default:
3152 break;
3153 }
3154 break;
3155 default:
3156 break;
3157 }
3158 }
3159 }
3160
3161 static void check_all_user_types(const statement_list_t *stmts)
3162 {
3163 const statement_t *stmt;
3164 const var_t *v;
3165
3166 if (stmts) LIST_FOR_EACH_ENTRY(stmt, stmts, const statement_t, entry)
3167 {
3168 if (stmt->type == STMT_LIBRARY)
3169 check_all_user_types(stmt->u.lib->stmts);
3170 else if (stmt->type == STMT_TYPE && type_get_type(stmt->u.type) == TYPE_INTERFACE &&
3171 !is_local(stmt->u.type->attrs))
3172 {
3173 const statement_t *stmt_func;
3174 STATEMENTS_FOR_EACH_FUNC(stmt_func, type_iface_get_stmts(stmt->u.type)) {
3175 const var_t *func = stmt_func->u.var;
3176 if (type_function_get_args(func->declspec.type))
3177 LIST_FOR_EACH_ENTRY( v, type_function_get_args(func->declspec.type), const var_t, entry )
3178 check_for_additional_prototype_types(v->declspec.type);
3179 check_for_additional_prototype_types(type_function_get_rettype(func->declspec.type));
3180 }
3181 }
3182 }
3183 }
3184
3185 int is_valid_uuid(const char *s)
3186 {
3187 int i;
3188
3189 for (i = 0; i < 36; ++i)
3190 if (i == 8 || i == 13 || i == 18 || i == 23)
3191 {
3192 if (s[i] != '-')
3193 return FALSE;
3194 }
3195 else
3196 if (!isxdigit(s[i]))
3197 return FALSE;
3198
3199 return s[i] == '\0';
3200 }
3201
3202 static statement_t *make_statement(enum statement_type type)
3203 {
3204 statement_t *stmt = xmalloc(sizeof(*stmt));
3205 stmt->type = type;
3206 return stmt;
3207 }
3208
3209 static statement_t *make_statement_type_decl(type_t *type)
3210 {
3211 statement_t *stmt = make_statement(STMT_TYPE);
3212 stmt->u.type = type;
3213 stmt->declonly = !type->defined;
3214 return stmt;
3215 }
3216
3217 static statement_t *make_statement_reference(type_t *type)
3218 {
3219 statement_t *stmt = make_statement(STMT_TYPEREF);
3220 stmt->u.type = type;
3221 return stmt;
3222 }
3223
3224 static statement_t *make_statement_declaration(var_t *var)
3225 {
3226 statement_t *stmt = make_statement(STMT_DECLARATION);
3227 stmt->u.var = var;
3228 if (var->declspec.stgclass == STG_EXTERN && var->eval)
3229 warning("'%s' initialised and declared extern\n", var->name);
3230 if (is_const_decl(var))
3231 {
3232 if (var->eval)
3233 reg_const(var);
3234 }
3235 else if (type_get_type(var->declspec.type) == TYPE_FUNCTION)
3236 check_function_attrs(var->name, var->attrs);
3237 else if (var->declspec.stgclass == STG_NONE || var->declspec.stgclass == STG_REGISTER)
3238 error_loc("instantiation of data is illegal\n");
3239 return stmt;
3240 }
3241
3242 static statement_t *make_statement_library(typelib_t *typelib)
3243 {
3244 statement_t *stmt = make_statement(STMT_LIBRARY);
3245 stmt->u.lib = typelib;
3246 return stmt;
3247 }
3248
3249 static statement_t *make_statement_pragma(const char *str)
3250 {
3251 statement_t *stmt = make_statement(STMT_PRAGMA);
3252 stmt->u.str = str;
3253 return stmt;
3254 }
3255
3256 static statement_t *make_statement_cppquote(const char *str)
3257 {
3258 statement_t *stmt = make_statement(STMT_CPPQUOTE);
3259 stmt->u.str = str;
3260 return stmt;
3261 }
3262
3263 static statement_t *make_statement_importlib(const char *str)
3264 {
3265 statement_t *stmt = make_statement(STMT_IMPORTLIB);
3266 stmt->u.str = str;
3267 return stmt;
3268 }
3269
3270 static statement_t *make_statement_import(const char *str)
3271 {
3272 statement_t *stmt = make_statement(STMT_IMPORT);
3273 stmt->u.str = str;
3274 return stmt;
3275 }
3276
3277 static statement_t *make_statement_module(type_t *type)
3278 {
3279 statement_t *stmt = make_statement(STMT_MODULE);
3280 stmt->u.type = type;
3281 return stmt;
3282 }
3283
3284 static statement_t *make_statement_typedef(declarator_list_t *decls, int declonly)
3285 {
3286 declarator_t *decl, *next;
3287 statement_t *stmt;
3288
3289 if (!decls) return NULL;
3290
3291 stmt = make_statement(STMT_TYPEDEF);
3292 stmt->u.type_list = NULL;
3293 stmt->declonly = declonly;
3294
3295 LIST_FOR_EACH_ENTRY_SAFE( decl, next, decls, declarator_t, entry )
3296 {
3297 var_t *var = decl->var;
3298 type_t *type = find_type_or_error(current_namespace, var->name);
3299 stmt->u.type_list = append_typeref(stmt->u.type_list, make_typeref(type));
3300 free(decl);
3301 free(var);
3302 }
3303
3304 return stmt;
3305 }
3306
3307 static statement_t *make_statement_parameterized_type(type_t *type, typeref_list_t *params)
3308 {
3309 statement_t *stmt = make_statement(STMT_TYPE);
3310 stmt->u.type = type_parameterized_type_specialize_partial(type, params);
3311 return stmt;
3312 }
3313
3314 static statement_t *make_statement_delegate(type_t *ret, var_list_t *args)
3315 {
3316 declarator_t *decl = make_declarator(make_var(xstrdup("Invoke")));
3317 decl_spec_t *spec = make_decl_spec(ret, NULL, NULL, STG_NONE, 0, 0);
3318 append_chain_type(decl, type_new_function(args), 0);
3319 return make_statement_declaration(declare_var(NULL, spec, decl, FALSE));
3320 }
3321
3322 static statement_list_t *append_statements(statement_list_t *l1, statement_list_t *l2)
3323 {
3324 if (!l2) return l1;
3325 if (!l1 || l1 == l2) return l2;
3326 list_move_tail (l1, l2);
3327 return l1;
3328 }
3329
3330 static attr_list_t *append_attribs(attr_list_t *l1, attr_list_t *l2)
3331 {
3332 if (!l2) return l1;
3333 if (!l1 || l1 == l2) return l2;
3334 list_move_tail (l1, l2);
3335 return l1;
3336 }
3337
3338 static statement_list_t *append_statement(statement_list_t *list, statement_t *stmt)
3339 {
3340 if (!stmt) return list;
3341 if (!list)
3342 {
3343 list = xmalloc( sizeof(*list) );
3344 list_init( list );
3345 }
3346 list_add_tail( list, &stmt->entry );
3347 return list;
3348 }
3349
3350 void init_loc_info(loc_info_t *i)
3351 {
3352 i->input_name = input_name ? input_name : "stdin";
3353 i->line_number = line_number;
3354 i->near_text = parser_text;
3355 }
3356
3357 type_t *find_parameterized_type(type_t *type, typeref_list_t *params)
3358 {
3359 char *name = format_parameterized_type_name(type, params);
3360
3361 if (parameters_namespace)
3362 {
3363 assert(type->type_type == TYPE_PARAMETERIZED_TYPE);
3364 type = type_parameterized_type_specialize_partial(type, params);
3365 }
3366 else if ((type = find_type(name, type->namespace, 0)))
3367 assert(type->type_type != TYPE_PARAMETERIZED_TYPE);
3368 else
3369 error_loc("parameterized type '%s' not declared\n", name);
3370
3371 free(name);
3372 return type;
3373 }
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