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 static unsigned char pointer_default = FC_UP;
42
43 typedef struct list typelist_t;
44 struct typenode {
45 type_t *type;
46 struct list entry;
47 };
48
49 struct _import_t
50 {
51 char *name;
52 int import_performed;
53 };
54
55 typedef struct _decl_spec_t
56 {
57 type_t *type;
58 attr_list_t *attrs;
59 enum storage_class stgclass;
60 } decl_spec_t;
61
62 typelist_t incomplete_types = LIST_INIT(incomplete_types);
63
64 static void fix_incomplete(void);
65 static void fix_incomplete_types(type_t *complete_type);
66
67 static str_list_t *append_str(str_list_t *list, char *str);
68 static attr_list_t *append_attr(attr_list_t *list, attr_t *attr);
69 static attr_list_t *append_attr_list(attr_list_t *new_list, attr_list_t *old_list);
70 static decl_spec_t *make_decl_spec(type_t *type, decl_spec_t *left, decl_spec_t *right, attr_t *attr, enum storage_class stgclass);
71 static attr_t *make_attr(enum attr_type type);
72 static attr_t *make_attrv(enum attr_type type, unsigned int val);
73 static attr_t *make_attrp(enum attr_type type, void *val);
74 static expr_list_t *append_expr(expr_list_t *list, expr_t *expr);
75 static type_t *append_array(type_t *chain, expr_t *expr);
76 static var_t *declare_var(attr_list_t *attrs, decl_spec_t *decl_spec, const declarator_t *decl, int top);
77 static var_list_t *set_var_types(attr_list_t *attrs, decl_spec_t *decl_spec, declarator_list_t *decls);
78 static ifref_list_t *append_ifref(ifref_list_t *list, ifref_t *iface);
79 static ifref_t *make_ifref(type_t *iface);
80 static var_list_t *append_var_list(var_list_t *list, var_list_t *vars);
81 static declarator_list_t *append_declarator(declarator_list_t *list, declarator_t *p);
82 static declarator_t *make_declarator(var_t *var);
83 static type_t *make_safearray(type_t *type);
84 static typelib_t *make_library(const char *name, const attr_list_t *attrs);
85 static type_t *append_chain_type(type_t *chain, type_t *type);
86 static warning_list_t *append_warning(warning_list_t *, int);
87
88 static type_t *reg_typedefs(decl_spec_t *decl_spec, var_list_t *names, attr_list_t *attrs);
89 static type_t *find_type_or_error(const char *name, int t);
90 static type_t *find_type_or_error2(char *name, int t);
91
92 static var_t *reg_const(var_t *var);
93
94 static void push_namespace(const char *name);
95 static void pop_namespace(const char *name);
96
97 static char *gen_name(void);
98 static void check_arg_attrs(const var_t *arg);
99 static void check_statements(const statement_list_t *stmts, int is_inside_library);
100 static void check_all_user_types(const statement_list_t *stmts);
101 static attr_list_t *check_iface_attrs(const char *name, attr_list_t *attrs);
102 static attr_list_t *check_function_attrs(const char *name, attr_list_t *attrs);
103 static attr_list_t *check_typedef_attrs(attr_list_t *attrs);
104 static attr_list_t *check_enum_attrs(attr_list_t *attrs);
105 static attr_list_t *check_struct_attrs(attr_list_t *attrs);
106 static attr_list_t *check_union_attrs(attr_list_t *attrs);
107 static attr_list_t *check_field_attrs(const char *name, attr_list_t *attrs);
108 static attr_list_t *check_library_attrs(const char *name, attr_list_t *attrs);
109 static attr_list_t *check_dispiface_attrs(const char *name, attr_list_t *attrs);
110 static attr_list_t *check_module_attrs(const char *name, attr_list_t *attrs);
111 static attr_list_t *check_coclass_attrs(const char *name, attr_list_t *attrs);
112 const char *get_attr_display_name(enum attr_type type);
113 static void add_explicit_handle_if_necessary(const type_t *iface, var_t *func);
114 static void check_def(const type_t *t);
115
116 static void check_async_uuid(type_t *iface);
117
118 static statement_t *make_statement(enum statement_type type);
119 static statement_t *make_statement_type_decl(type_t *type);
120 static statement_t *make_statement_reference(type_t *type);
121 static statement_t *make_statement_declaration(var_t *var);
122 static statement_t *make_statement_library(typelib_t *typelib);
123 static statement_t *make_statement_pragma(const char *str);
124 static statement_t *make_statement_cppquote(const char *str);
125 static statement_t *make_statement_importlib(const char *str);
126 static statement_t *make_statement_module(type_t *type);
127 static statement_t *make_statement_typedef(var_list_t *names);
128 static statement_t *make_statement_import(const char *str);
129 static statement_list_t *append_statement(statement_list_t *list, statement_t *stmt);
130 static statement_list_t *append_statements(statement_list_t *, statement_list_t *);
131 static attr_list_t *append_attribs(attr_list_t *, attr_list_t *);
132
133 static struct namespace global_namespace = {
134 NULL, NULL, LIST_INIT(global_namespace.entry), LIST_INIT(global_namespace.children)
135 };
136
137 static struct namespace *current_namespace = &global_namespace;
138
139 static typelib_t *current_typelib;
140
141 %}
142 %union {
143 attr_t *attr;
144 attr_list_t *attr_list;
145 str_list_t *str_list;
146 expr_t *expr;
147 expr_list_t *expr_list;
148 type_t *type;
149 var_t *var;
150 var_list_t *var_list;
151 declarator_t *declarator;
152 declarator_list_t *declarator_list;
153 statement_t *statement;
154 statement_list_t *stmt_list;
155 warning_t *warning;
156 warning_list_t *warning_list;
157 ifref_t *ifref;
158 ifref_list_t *ifref_list;
159 char *str;
160 UUID *uuid;
161 unsigned int num;
162 double dbl;
163 interface_info_t ifinfo;
164 typelib_t *typelib;
165 struct _import_t *import;
166 struct _decl_spec_t *declspec;
167 enum storage_class stgclass;
168 }
169
170 %token <str> aIDENTIFIER aPRAGMA
171 %token <str> aKNOWNTYPE
172 %token <num> aNUM aHEXNUM
173 %token <dbl> aDOUBLE
174 %token <str> aSTRING aWSTRING aSQSTRING
175 %token <uuid> aUUID
176 %token aEOF aACF
177 %token SHL SHR
178 %token MEMBERPTR
179 %token EQUALITY INEQUALITY
180 %token GREATEREQUAL LESSEQUAL
181 %token LOGICALOR LOGICALAND
182 %token ELLIPSIS
183 %token tAGGREGATABLE tALLNODES tALLOCATE tANNOTATION tAPPOBJECT tASYNC tASYNCUUID
184 %token tAUTOHANDLE tBINDABLE tBOOLEAN tBROADCAST tBYTE tBYTECOUNT
185 %token tCALLAS tCALLBACK tCASE tCDECL tCHAR tCOCLASS tCODE tCOMMSTATUS
186 %token tCONST tCONTEXTHANDLE tCONTEXTHANDLENOSERIALIZE
187 %token tCONTEXTHANDLESERIALIZE tCONTROL tCPPQUOTE
188 %token tDECODE tDEFAULT tDEFAULTBIND
189 %token tDEFAULTCOLLELEM
190 %token tDEFAULTVALUE
191 %token tDEFAULTVTABLE
192 %token tDISABLECONSISTENCYCHECK tDISPLAYBIND
193 %token tDISPINTERFACE
194 %token tDLLNAME tDONTFREE tDOUBLE tDUAL
195 %token tENABLEALLOCATE tENCODE tENDPOINT
196 %token tENTRY tENUM tERRORSTATUST
197 %token tEXPLICITHANDLE tEXTERN
198 %token tFALSE
199 %token tFASTCALL tFAULTSTATUS
200 %token tFLOAT tFORCEALLOCATE
201 %token tHANDLE
202 %token tHANDLET
203 %token tHELPCONTEXT tHELPFILE
204 %token tHELPSTRING tHELPSTRINGCONTEXT tHELPSTRINGDLL
205 %token tHIDDEN
206 %token tHYPER tID tIDEMPOTENT
207 %token tIGNORE tIIDIS
208 %token tIMMEDIATEBIND
209 %token tIMPLICITHANDLE
210 %token tIMPORT tIMPORTLIB
211 %token tIN tIN_LINE tINLINE
212 %token tINPUTSYNC
213 %token tINT tINT32 tINT3264 tINT64
214 %token tINTERFACE
215 %token tLCID
216 %token tLENGTHIS tLIBRARY
217 %token tLICENSED tLOCAL
218 %token tLONG
219 %token tMAYBE tMESSAGE
220 %token tMETHODS
221 %token tMODULE
222 %token tNAMESPACE
223 %token tNOCODE tNONBROWSABLE
224 %token tNONCREATABLE
225 %token tNONEXTENSIBLE
226 %token tNOTIFY tNOTIFYFLAG
227 %token tNULL
228 %token tOBJECT tODL tOLEAUTOMATION
229 %token tOPTIMIZE tOPTIONAL
230 %token tOUT
231 %token tPARTIALIGNORE tPASCAL
232 %token tPOINTERDEFAULT
233 %token tPRAGMA_WARNING
234 %token tPROGID tPROPERTIES
235 %token tPROPGET tPROPPUT tPROPPUTREF
236 %token tPROXY tPTR
237 %token tPUBLIC
238 %token tRANGE
239 %token tREADONLY tREF
240 %token tREGISTER tREPRESENTAS
241 %token tREQUESTEDIT
242 %token tRESTRICTED
243 %token tRETVAL
244 %token tSAFEARRAY
245 %token tSHORT
246 %token tSIGNED tSINGLENODE
247 %token tSIZEIS tSIZEOF
248 %token tSMALL
249 %token tSOURCE
250 %token tSTATIC
251 %token tSTDCALL
252 %token tSTRICTCONTEXTHANDLE
253 %token tSTRING tSTRUCT
254 %token tSWITCH tSWITCHIS tSWITCHTYPE
255 %token tTHREADING tTRANSMITAS
256 %token tTRUE
257 %token tTYPEDEF
258 %token tUIDEFAULT tUNION
259 %token tUNIQUE
260 %token tUNSIGNED
261 %token tUSESGETLASTERROR tUSERMARSHAL tUUID
262 %token tV1ENUM
263 %token tVARARG
264 %token tVERSION tVIPROGID
265 %token tVOID
266 %token tWCHAR tWIREMARSHAL
267 %token tAPARTMENT tNEUTRAL tSINGLE tFREE tBOTH
268
269 %type <attr> attribute type_qualifier function_specifier acf_attribute
270 %type <attr_list> m_attributes attributes attrib_list m_type_qual_list
271 %type <attr_list> acf_attributes acf_attribute_list
272 %type <str_list> str_list
273 %type <expr> m_expr expr expr_const expr_int_const array m_bitfield
274 %type <expr_list> m_exprs /* exprs expr_list */ expr_list_int_const
275 %type <ifinfo> interfacehdr
276 %type <stgclass> storage_cls_spec
277 %type <declspec> decl_spec decl_spec_no_type m_decl_spec_no_type
278 %type <type> inherit interface interfacedef interfacedec
279 %type <type> dispinterface dispinterfacehdr dispinterfacedef
280 %type <type> module modulehdr moduledef
281 %type <str> namespacedef
282 %type <type> base_type int_std
283 %type <type> enumdef structdef uniondef typedecl
284 %type <type> type
285 %type <ifref> coclass_int
286 %type <ifref_list> coclass_ints
287 %type <var> arg ne_union_field union_field s_field case enum declaration
288 %type <var> funcdef
289 %type <var_list> m_args arg_list args dispint_meths
290 %type <var_list> fields ne_union_fields cases enums enum_list dispint_props field
291 %type <var> m_ident ident
292 %type <declarator> declarator direct_declarator init_declarator struct_declarator
293 %type <declarator> m_any_declarator any_declarator any_declarator_no_direct any_direct_declarator
294 %type <declarator> m_abstract_declarator abstract_declarator abstract_declarator_no_direct abstract_direct_declarator
295 %type <declarator_list> declarator_list struct_declarator_list
296 %type <type> coclass coclasshdr coclassdef
297 %type <num> pointer_type threading_type version
298 %type <str> libraryhdr callconv cppquote importlib import t_ident
299 %type <uuid> uuid_string
300 %type <import> import_start
301 %type <typelib> library_start librarydef
302 %type <statement> statement typedef pragma_warning
303 %type <stmt_list> gbl_statements imp_statements int_statements
304 %type <warning_list> warnings
305 %type <num> allocate_option_list allocate_option
306
307 %left ','
308 %right '?' ':'
309 %left LOGICALOR
310 %left LOGICALAND
311 %left '|'
312 %left '^'
313 %left '&'
314 %left EQUALITY INEQUALITY
315 %left '<' '>' LESSEQUAL GREATEREQUAL
316 %left SHL SHR
317 %left '-' '+'
318 %left '*' '/' '%'
319 %right '!' '~' CAST PPTR POS NEG ADDRESSOF tSIZEOF
320 %left '.' MEMBERPTR '[' ']'
321
322 %define parse.error verbose
323
324 %%
325
326 input: gbl_statements m_acf { fix_incomplete();
327 check_statements($1, FALSE);
328 check_all_user_types($1);
329 write_header($1);
330 write_id_data($1);
331 write_proxies($1);
332 write_client($1);
333 write_server($1);
334 write_regscript($1);
335 #ifndef __REACTOS__
336 write_typelib_regscript($1);
337 #endif
338 write_dlldata($1);
339 write_local_stubs($1);
340 }
341 ;
342
343 m_acf: /* empty */ | aACF acf_statements
344
345 gbl_statements: { $$ = NULL; }
346 | gbl_statements namespacedef '{' { push_namespace($2); } gbl_statements '}'
347 { pop_namespace($2); $$ = append_statements($1, $5); }
348 | gbl_statements interfacedec { $$ = append_statement($1, make_statement_reference($2)); }
349 | gbl_statements interfacedef { $$ = append_statement($1, make_statement_type_decl($2)); }
350 | gbl_statements coclass ';' { $$ = $1;
351 reg_type($2, $2->name, current_namespace, 0);
352 }
353 | gbl_statements coclassdef { $$ = append_statement($1, make_statement_type_decl($2));
354 reg_type($2, $2->name, current_namespace, 0);
355 }
356 | gbl_statements moduledef { $$ = append_statement($1, make_statement_module($2)); }
357 | gbl_statements librarydef { $$ = append_statement($1, make_statement_library($2)); }
358 | gbl_statements statement { $$ = append_statement($1, $2); }
359 ;
360
361 imp_statements: { $$ = NULL; }
362 | imp_statements interfacedec { $$ = append_statement($1, make_statement_reference($2)); }
363 | imp_statements namespacedef '{' { push_namespace($2); } imp_statements '}'
364 { pop_namespace($2); $$ = append_statements($1, $5); }
365 | imp_statements interfacedef { $$ = append_statement($1, make_statement_type_decl($2)); }
366 | imp_statements coclass ';' { $$ = $1; reg_type($2, $2->name, current_namespace, 0); }
367 | imp_statements coclassdef { $$ = append_statement($1, make_statement_type_decl($2));
368 reg_type($2, $2->name, current_namespace, 0);
369 }
370 | imp_statements moduledef { $$ = append_statement($1, make_statement_module($2)); }
371 | imp_statements statement { $$ = append_statement($1, $2); }
372 | imp_statements importlib { $$ = append_statement($1, make_statement_importlib($2)); }
373 | imp_statements librarydef { $$ = append_statement($1, make_statement_library($2)); }
374 ;
375
376 int_statements: { $$ = NULL; }
377 | int_statements statement { $$ = append_statement($1, $2); }
378 ;
379
380 semicolon_opt:
381 | ';'
382 ;
383
384 statement:
385 cppquote { $$ = make_statement_cppquote($1); }
386 | typedecl ';' { $$ = make_statement_type_decl($1); }
387 | declaration ';' { $$ = make_statement_declaration($1); }
388 | import { $$ = make_statement_import($1); }
389 | typedef ';' { $$ = $1; }
390 | aPRAGMA { $$ = make_statement_pragma($1); }
391 | pragma_warning { $$ = NULL; }
392 ;
393
394 pragma_warning: tPRAGMA_WARNING '(' aIDENTIFIER ':' warnings ')'
395 {
396 int result;
397 $$ = NULL;
398 result = do_warning($3, $5);
399 if(!result)
400 error_loc("expected \"disable\" or \"enable\"\n");
401 }
402 ;
403
404 warnings:
405 aNUM { $$ = append_warning(NULL, $1); }
406 | warnings aNUM { $$ = append_warning($1, $2); }
407 ;
408
409 typedecl:
410 enumdef
411 | tENUM aIDENTIFIER { $$ = type_new_enum($2, current_namespace, FALSE, NULL); }
412 | structdef
413 | tSTRUCT aIDENTIFIER { $$ = type_new_struct($2, current_namespace, FALSE, NULL); }
414 | uniondef
415 | tUNION aIDENTIFIER { $$ = type_new_nonencapsulated_union($2, FALSE, NULL); }
416 | attributes enumdef { $$ = $2; $$->attrs = check_enum_attrs($1); }
417 | attributes structdef { $$ = $2; $$->attrs = check_struct_attrs($1); }
418 | attributes uniondef { $$ = $2; $$->attrs = check_union_attrs($1); }
419 ;
420
421 cppquote: tCPPQUOTE '(' aSTRING ')' { $$ = $3; }
422 ;
423 import_start: tIMPORT aSTRING ';' { assert(yychar == YYEMPTY);
424 $$ = xmalloc(sizeof(struct _import_t));
425 $$->name = $2;
426 $$->import_performed = do_import($2);
427 if (!$$->import_performed) yychar = aEOF;
428 }
429 ;
430
431 import: import_start imp_statements aEOF { $$ = $1->name;
432 if ($1->import_performed) pop_import();
433 free($1);
434 }
435 ;
436
437 importlib: tIMPORTLIB '(' aSTRING ')'
438 /* ifdef __REACTOS__ */
439 semicolon_opt { $$ = $3; if(!parse_only) add_importlib($3); }
440 /* else
441 semicolon_opt { $$ = $3; if(!parse_only) add_importlib($3, current_typelib); }
442 */
443 ;
444
445 libraryhdr: tLIBRARY aIDENTIFIER { $$ = $2; }
446 | tLIBRARY aKNOWNTYPE { $$ = $2; }
447 ;
448 library_start: attributes libraryhdr '{' { $$ = make_library($2, check_library_attrs($2, $1));
449 /* ifdef __REACTOS__ */
450 if (!parse_only) start_typelib($$);
451 /* else
452 if (!parse_only && do_typelib) current_typelib = $$;
453 */
454 }
455 ;
456 librarydef: library_start imp_statements '}'
457 /* ifdef __REACTOS__ */
458 semicolon_opt { $$ = $1;
459 $$->stmts = $2;
460 if (!parse_only) end_typelib();
461 }
462 /* else
463 semicolon_opt { $$ = $1; $$->stmts = $2; }
464 */
465 ;
466
467 m_args: { $$ = NULL; }
468 | args
469 ;
470
471 arg_list: arg { check_arg_attrs($1); $$ = append_var( NULL, $1 ); }
472 | arg_list ',' arg { check_arg_attrs($3); $$ = append_var( $1, $3 ); }
473 ;
474
475 args: arg_list
476 | arg_list ',' ELLIPSIS { $$ = append_var( $1, make_var(strdup("...")) ); }
477 ;
478
479 /* split into two rules to get bison to resolve a tVOID conflict */
480 arg: attributes decl_spec m_any_declarator { if ($2->stgclass != STG_NONE && $2->stgclass != STG_REGISTER)
481 error_loc("invalid storage class for function parameter\n");
482 $$ = declare_var($1, $2, $3, TRUE);
483 free($2); free($3);
484 }
485 | decl_spec m_any_declarator { if ($1->stgclass != STG_NONE && $1->stgclass != STG_REGISTER)
486 error_loc("invalid storage class for function parameter\n");
487 $$ = declare_var(NULL, $1, $2, TRUE);
488 free($1); free($2);
489 }
490 ;
491
492 array: '[' expr ']' { $$ = $2;
493 if (!$$->is_const || $$->cval <= 0)
494 error_loc("array dimension is not a positive integer constant\n");
495 }
496 | '[' '*' ']' { $$ = make_expr(EXPR_VOID); }
497 | '[' ']' { $$ = make_expr(EXPR_VOID); }
498 ;
499
500 m_attributes: { $$ = NULL; }
501 | attributes
502 ;
503
504 attributes:
505 '[' attrib_list ']' { $$ = $2; }
506 ;
507
508 attrib_list: attribute { $$ = append_attr( NULL, $1 ); }
509 | attrib_list ',' attribute { $$ = append_attr( $1, $3 ); }
510 | attrib_list ']' '[' attribute { $$ = append_attr( $1, $4 ); }
511 ;
512
513 str_list: aSTRING { $$ = append_str( NULL, $1 ); }
514 | str_list ',' aSTRING { $$ = append_str( $1, $3 ); }
515 ;
516
517 attribute: { $$ = NULL; }
518 | tAGGREGATABLE { $$ = make_attr(ATTR_AGGREGATABLE); }
519 | tANNOTATION '(' aSTRING ')' { $$ = make_attrp(ATTR_ANNOTATION, $3); }
520 | tAPPOBJECT { $$ = make_attr(ATTR_APPOBJECT); }
521 | tASYNC { $$ = make_attr(ATTR_ASYNC); }
522 | tAUTOHANDLE { $$ = make_attr(ATTR_AUTO_HANDLE); }
523 | tBINDABLE { $$ = make_attr(ATTR_BINDABLE); }
524 | tBROADCAST { $$ = make_attr(ATTR_BROADCAST); }
525 | tCALLAS '(' ident ')' { $$ = make_attrp(ATTR_CALLAS, $3); }
526 | tCASE '(' expr_list_int_const ')' { $$ = make_attrp(ATTR_CASE, $3); }
527 | tCODE { $$ = make_attr(ATTR_CODE); }
528 | tCOMMSTATUS { $$ = make_attr(ATTR_COMMSTATUS); }
529 | tCONTEXTHANDLE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); }
530 | tCONTEXTHANDLENOSERIALIZE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); /* RPC_CONTEXT_HANDLE_DONT_SERIALIZE */ }
531 | tCONTEXTHANDLESERIALIZE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); /* RPC_CONTEXT_HANDLE_SERIALIZE */ }
532 | tCONTROL { $$ = make_attr(ATTR_CONTROL); }
533 | tDECODE { $$ = make_attr(ATTR_DECODE); }
534 | tDEFAULT { $$ = make_attr(ATTR_DEFAULT); }
535 | tDEFAULTBIND { $$ = make_attr(ATTR_DEFAULTBIND); }
536 | tDEFAULTCOLLELEM { $$ = make_attr(ATTR_DEFAULTCOLLELEM); }
537 | tDEFAULTVALUE '(' expr_const ')' { $$ = make_attrp(ATTR_DEFAULTVALUE, $3); }
538 | tDEFAULTVTABLE { $$ = make_attr(ATTR_DEFAULTVTABLE); }
539 | tDISABLECONSISTENCYCHECK { $$ = make_attr(ATTR_DISABLECONSISTENCYCHECK); }
540 | tDISPLAYBIND { $$ = make_attr(ATTR_DISPLAYBIND); }
541 | tDLLNAME '(' aSTRING ')' { $$ = make_attrp(ATTR_DLLNAME, $3); }
542 | tDUAL { $$ = make_attr(ATTR_DUAL); }
543 | tENABLEALLOCATE { $$ = make_attr(ATTR_ENABLEALLOCATE); }
544 | tENCODE { $$ = make_attr(ATTR_ENCODE); }
545 | tENDPOINT '(' str_list ')' { $$ = make_attrp(ATTR_ENDPOINT, $3); }
546 | tENTRY '(' expr_const ')' { $$ = make_attrp(ATTR_ENTRY, $3); }
547 | tEXPLICITHANDLE { $$ = make_attr(ATTR_EXPLICIT_HANDLE); }
548 | tFAULTSTATUS { $$ = make_attr(ATTR_FAULTSTATUS); }
549 | tFORCEALLOCATE { $$ = make_attr(ATTR_FORCEALLOCATE); }
550 | tHANDLE { $$ = make_attr(ATTR_HANDLE); }
551 | tHELPCONTEXT '(' expr_int_const ')' { $$ = make_attrp(ATTR_HELPCONTEXT, $3); }
552 | tHELPFILE '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPFILE, $3); }
553 | tHELPSTRING '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPSTRING, $3); }
554 | tHELPSTRINGCONTEXT '(' expr_int_const ')' { $$ = make_attrp(ATTR_HELPSTRINGCONTEXT, $3); }
555 | tHELPSTRINGDLL '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPSTRINGDLL, $3); }
556 | tHIDDEN { $$ = make_attr(ATTR_HIDDEN); }
557 | tID '(' expr_int_const ')' { $$ = make_attrp(ATTR_ID, $3); }
558 | tIDEMPOTENT { $$ = make_attr(ATTR_IDEMPOTENT); }
559 | tIGNORE { $$ = make_attr(ATTR_IGNORE); }
560 | tIIDIS '(' expr ')' { $$ = make_attrp(ATTR_IIDIS, $3); }
561 | tIMMEDIATEBIND { $$ = make_attr(ATTR_IMMEDIATEBIND); }
562 | tIMPLICITHANDLE '(' arg ')' { $$ = make_attrp(ATTR_IMPLICIT_HANDLE, $3); }
563 | tIN { $$ = make_attr(ATTR_IN); }
564 | tINPUTSYNC { $$ = make_attr(ATTR_INPUTSYNC); }
565 | tLENGTHIS '(' m_exprs ')' { $$ = make_attrp(ATTR_LENGTHIS, $3); }
566 | tLCID '(' expr_int_const ')' { $$ = make_attrp(ATTR_LIBLCID, $3); }
567 | tLCID { $$ = make_attr(ATTR_PARAMLCID); }
568 | tLICENSED { $$ = make_attr(ATTR_LICENSED); }
569 | tLOCAL { $$ = make_attr(ATTR_LOCAL); }
570 | tMAYBE { $$ = make_attr(ATTR_MAYBE); }
571 | tMESSAGE { $$ = make_attr(ATTR_MESSAGE); }
572 | tNOCODE { $$ = make_attr(ATTR_NOCODE); }
573 | tNONBROWSABLE { $$ = make_attr(ATTR_NONBROWSABLE); }
574 | tNONCREATABLE { $$ = make_attr(ATTR_NONCREATABLE); }
575 | tNONEXTENSIBLE { $$ = make_attr(ATTR_NONEXTENSIBLE); }
576 | tNOTIFY { $$ = make_attr(ATTR_NOTIFY); }
577 | tNOTIFYFLAG { $$ = make_attr(ATTR_NOTIFYFLAG); }
578 | tOBJECT { $$ = make_attr(ATTR_OBJECT); }
579 | tODL { $$ = make_attr(ATTR_ODL); }
580 | tOLEAUTOMATION { $$ = make_attr(ATTR_OLEAUTOMATION); }
581 | tOPTIMIZE '(' aSTRING ')' { $$ = make_attrp(ATTR_OPTIMIZE, $3); }
582 | tOPTIONAL { $$ = make_attr(ATTR_OPTIONAL); }
583 | tOUT { $$ = make_attr(ATTR_OUT); }
584 | tPARTIALIGNORE { $$ = make_attr(ATTR_PARTIALIGNORE); }
585 | tPOINTERDEFAULT '(' pointer_type ')' { $$ = make_attrv(ATTR_POINTERDEFAULT, $3); }
586 | tPROGID '(' aSTRING ')' { $$ = make_attrp(ATTR_PROGID, $3); }
587 | tPROPGET { $$ = make_attr(ATTR_PROPGET); }
588 | tPROPPUT { $$ = make_attr(ATTR_PROPPUT); }
589 | tPROPPUTREF { $$ = make_attr(ATTR_PROPPUTREF); }
590 | tPROXY { $$ = make_attr(ATTR_PROXY); }
591 | tPUBLIC { $$ = make_attr(ATTR_PUBLIC); }
592 | tRANGE '(' expr_int_const ',' expr_int_const ')'
593 { expr_list_t *list = append_expr( NULL, $3 );
594 list = append_expr( list, $5 );
595 $$ = make_attrp(ATTR_RANGE, list); }
596 | tREADONLY { $$ = make_attr(ATTR_READONLY); }
597 | tREPRESENTAS '(' type ')' { $$ = make_attrp(ATTR_REPRESENTAS, $3); }
598 | tREQUESTEDIT { $$ = make_attr(ATTR_REQUESTEDIT); }
599 | tRESTRICTED { $$ = make_attr(ATTR_RESTRICTED); }
600 | tRETVAL { $$ = make_attr(ATTR_RETVAL); }
601 | tSIZEIS '(' m_exprs ')' { $$ = make_attrp(ATTR_SIZEIS, $3); }
602 | tSOURCE { $$ = make_attr(ATTR_SOURCE); }
603 | tSTRICTCONTEXTHANDLE { $$ = make_attr(ATTR_STRICTCONTEXTHANDLE); }
604 | tSTRING { $$ = make_attr(ATTR_STRING); }
605 | tSWITCHIS '(' expr ')' { $$ = make_attrp(ATTR_SWITCHIS, $3); }
606 | tSWITCHTYPE '(' type ')' { $$ = make_attrp(ATTR_SWITCHTYPE, $3); }
607 | tTRANSMITAS '(' type ')' { $$ = make_attrp(ATTR_TRANSMITAS, $3); }
608 | tTHREADING '(' threading_type ')' { $$ = make_attrv(ATTR_THREADING, $3); }
609 | tUIDEFAULT { $$ = make_attr(ATTR_UIDEFAULT); }
610 | tUSESGETLASTERROR { $$ = make_attr(ATTR_USESGETLASTERROR); }
611 | tUSERMARSHAL '(' type ')' { $$ = make_attrp(ATTR_USERMARSHAL, $3); }
612 | tUUID '(' uuid_string ')' { $$ = make_attrp(ATTR_UUID, $3); }
613 | tASYNCUUID '(' uuid_string ')' { $$ = make_attrp(ATTR_ASYNCUUID, $3); }
614 | tV1ENUM { $$ = make_attr(ATTR_V1ENUM); }
615 | tVARARG { $$ = make_attr(ATTR_VARARG); }
616 | tVERSION '(' version ')' { $$ = make_attrv(ATTR_VERSION, $3); }
617 | tVIPROGID '(' aSTRING ')' { $$ = make_attrp(ATTR_VIPROGID, $3); }
618 | tWIREMARSHAL '(' type ')' { $$ = make_attrp(ATTR_WIREMARSHAL, $3); }
619 | pointer_type { $$ = make_attrv(ATTR_POINTERTYPE, $1); }
620 ;
621
622 uuid_string:
623 aUUID
624 | aSTRING { if (!is_valid_uuid($1))
625 error_loc("invalid UUID: %s\n", $1);
626 $$ = parse_uuid($1); }
627 ;
628
629 callconv: tCDECL { $$ = xstrdup("__cdecl"); }
630 | tFASTCALL { $$ = xstrdup("__fastcall"); }
631 | tPASCAL { $$ = xstrdup("__pascal"); }
632 | tSTDCALL { $$ = xstrdup("__stdcall"); }
633 ;
634
635 cases: { $$ = NULL; }
636 | cases case { $$ = append_var( $1, $2 ); }
637 ;
638
639 case: tCASE expr_int_const ':' union_field { attr_t *a = make_attrp(ATTR_CASE, append_expr( NULL, $2 ));
640 $$ = $4; if (!$$) $$ = make_var(NULL);
641 $$->attrs = append_attr( $$->attrs, a );
642 }
643 | tDEFAULT ':' union_field { attr_t *a = make_attr(ATTR_DEFAULT);
644 $$ = $3; if (!$$) $$ = make_var(NULL);
645 $$->attrs = append_attr( $$->attrs, a );
646 }
647 ;
648
649 enums: { $$ = NULL; }
650 | enum_list ',' { $$ = $1; }
651 | enum_list
652 ;
653
654 enum_list: enum { if (!$1->eval)
655 $1->eval = make_exprl(EXPR_NUM, 0 /* default for first enum entry */);
656 $$ = append_var( NULL, $1 );
657 }
658 | enum_list ',' enum { if (!$3->eval)
659 {
660 var_t *last = LIST_ENTRY( list_tail($$), var_t, entry );
661 enum expr_type type = EXPR_NUM;
662 if (last->eval->type == EXPR_HEXNUM) type = EXPR_HEXNUM;
663 if (last->eval->cval + 1 < 0) type = EXPR_HEXNUM;
664 $3->eval = make_exprl(type, last->eval->cval + 1);
665 }
666 $$ = append_var( $1, $3 );
667 }
668 ;
669
670 enum: ident '=' expr_int_const { $$ = reg_const($1);
671 $$->eval = $3;
672 $$->type = type_new_int(TYPE_BASIC_INT, 0);
673 }
674 | ident { $$ = reg_const($1);
675 $$->type = type_new_int(TYPE_BASIC_INT, 0);
676 }
677 ;
678
679 enumdef: tENUM t_ident '{' enums '}' { $$ = type_new_enum($2, current_namespace, TRUE, $4); }
680 ;
681
682 m_exprs: m_expr { $$ = append_expr( NULL, $1 ); }
683 | m_exprs ',' m_expr { $$ = append_expr( $1, $3 ); }
684 ;
685
686 m_expr: { $$ = make_expr(EXPR_VOID); }
687 | expr
688 ;
689
690 expr: aNUM { $$ = make_exprl(EXPR_NUM, $1); }
691 | aHEXNUM { $$ = make_exprl(EXPR_HEXNUM, $1); }
692 | aDOUBLE { $$ = make_exprd(EXPR_DOUBLE, $1); }
693 | tFALSE { $$ = make_exprl(EXPR_TRUEFALSE, 0); }
694 | tNULL { $$ = make_exprl(EXPR_NUM, 0); }
695 | tTRUE { $$ = make_exprl(EXPR_TRUEFALSE, 1); }
696 | aSTRING { $$ = make_exprs(EXPR_STRLIT, $1); }
697 | aWSTRING { $$ = make_exprs(EXPR_WSTRLIT, $1); }
698 | aSQSTRING { $$ = make_exprs(EXPR_CHARCONST, $1); }
699 | aIDENTIFIER { $$ = make_exprs(EXPR_IDENTIFIER, $1); }
700 | expr '?' expr ':' expr { $$ = make_expr3(EXPR_COND, $1, $3, $5); }
701 | expr LOGICALOR expr { $$ = make_expr2(EXPR_LOGOR, $1, $3); }
702 | expr LOGICALAND expr { $$ = make_expr2(EXPR_LOGAND, $1, $3); }
703 | expr '|' expr { $$ = make_expr2(EXPR_OR , $1, $3); }
704 | expr '^' expr { $$ = make_expr2(EXPR_XOR, $1, $3); }
705 | expr '&' expr { $$ = make_expr2(EXPR_AND, $1, $3); }
706 | expr EQUALITY expr { $$ = make_expr2(EXPR_EQUALITY, $1, $3); }
707 | expr INEQUALITY expr { $$ = make_expr2(EXPR_INEQUALITY, $1, $3); }
708 | expr '>' expr { $$ = make_expr2(EXPR_GTR, $1, $3); }
709 | expr '<' expr { $$ = make_expr2(EXPR_LESS, $1, $3); }
710 | expr GREATEREQUAL expr { $$ = make_expr2(EXPR_GTREQL, $1, $3); }
711 | expr LESSEQUAL expr { $$ = make_expr2(EXPR_LESSEQL, $1, $3); }
712 | expr SHL expr { $$ = make_expr2(EXPR_SHL, $1, $3); }
713 | expr SHR expr { $$ = make_expr2(EXPR_SHR, $1, $3); }
714 | expr '+' expr { $$ = make_expr2(EXPR_ADD, $1, $3); }
715 | expr '-' expr { $$ = make_expr2(EXPR_SUB, $1, $3); }
716 | expr '%' expr { $$ = make_expr2(EXPR_MOD, $1, $3); }
717 | expr '*' expr { $$ = make_expr2(EXPR_MUL, $1, $3); }
718 | expr '/' expr { $$ = make_expr2(EXPR_DIV, $1, $3); }
719 | '!' expr { $$ = make_expr1(EXPR_LOGNOT, $2); }
720 | '~' expr { $$ = make_expr1(EXPR_NOT, $2); }
721 | '+' expr %prec POS { $$ = make_expr1(EXPR_POS, $2); }
722 | '-' expr %prec NEG { $$ = make_expr1(EXPR_NEG, $2); }
723 | '&' expr %prec ADDRESSOF { $$ = make_expr1(EXPR_ADDRESSOF, $2); }
724 | '*' expr %prec PPTR { $$ = make_expr1(EXPR_PPTR, $2); }
725 | expr MEMBERPTR aIDENTIFIER { $$ = make_expr2(EXPR_MEMBER, make_expr1(EXPR_PPTR, $1), make_exprs(EXPR_IDENTIFIER, $3)); }
726 | expr '.' aIDENTIFIER { $$ = make_expr2(EXPR_MEMBER, $1, make_exprs(EXPR_IDENTIFIER, $3)); }
727 | '(' decl_spec m_abstract_declarator ')' expr %prec CAST
728 { $$ = make_exprt(EXPR_CAST, declare_var(NULL, $2, $3, 0), $5); free($2); free($3); }
729 | tSIZEOF '(' decl_spec m_abstract_declarator ')'
730 { $$ = make_exprt(EXPR_SIZEOF, declare_var(NULL, $3, $4, 0), NULL); free($3); free($4); }
731 | expr '[' expr ']' { $$ = make_expr2(EXPR_ARRAY, $1, $3); }
732 | '(' expr ')' { $$ = $2; }
733 ;
734
735 expr_list_int_const: expr_int_const { $$ = append_expr( NULL, $1 ); }
736 | expr_list_int_const ',' expr_int_const { $$ = append_expr( $1, $3 ); }
737 ;
738
739 expr_int_const: expr { $$ = $1;
740 if (!$$->is_const)
741 error_loc("expression is not an integer constant\n");
742 }
743 ;
744
745 expr_const: expr { $$ = $1;
746 if (!$$->is_const && $$->type != EXPR_STRLIT && $$->type != EXPR_WSTRLIT)
747 error_loc("expression is not constant\n");
748 }
749 ;
750
751 fields: { $$ = NULL; }
752 | fields field { $$ = append_var_list($1, $2); }
753 ;
754
755 field: m_attributes decl_spec struct_declarator_list ';'
756 { const char *first = LIST_ENTRY(list_head($3), declarator_t, entry)->var->name;
757 check_field_attrs(first, $1);
758 $$ = set_var_types($1, $2, $3);
759 }
760 | m_attributes uniondef ';' { var_t *v = make_var(NULL);
761 v->type = $2; v->attrs = $1;
762 $$ = append_var(NULL, v);
763 }
764 ;
765
766 ne_union_field:
767 s_field ';' { $$ = $1; }
768 | attributes ';' { $$ = make_var(NULL); $$->attrs = $1; }
769 ;
770
771 ne_union_fields: { $$ = NULL; }
772 | ne_union_fields ne_union_field { $$ = append_var( $1, $2 ); }
773 ;
774
775 union_field:
776 s_field ';' { $$ = $1; }
777 | ';' { $$ = NULL; }
778 ;
779
780 s_field: m_attributes decl_spec declarator { $$ = declare_var(check_field_attrs($3->var->name, $1),
781 $2, $3, FALSE);
782 free($3);
783 }
784 | m_attributes structdef { var_t *v = make_var(NULL);
785 v->type = $2; v->attrs = $1;
786 $$ = v;
787 }
788 ;
789
790 funcdef: declaration { $$ = $1;
791 if (type_get_type($$->type) != TYPE_FUNCTION)
792 error_loc("only methods may be declared inside the methods section of a dispinterface\n");
793 check_function_attrs($$->name, $$->attrs);
794 }
795 ;
796
797 declaration:
798 attributes decl_spec init_declarator
799 { $$ = declare_var($1, $2, $3, FALSE);
800 free($3);
801 }
802 | decl_spec init_declarator { $$ = declare_var(NULL, $1, $2, FALSE);
803 free($2);
804 }
805 ;
806
807 m_ident: { $$ = NULL; }
808 | ident
809 ;
810
811 t_ident: { $$ = NULL; }
812 | aIDENTIFIER { $$ = $1; }
813 | aKNOWNTYPE { $$ = $1; }
814 ;
815
816 ident: aIDENTIFIER { $$ = make_var($1); }
817 /* some "reserved words" used in attributes are also used as field names in some MS IDL files */
818 | aKNOWNTYPE { $$ = make_var($<str>1); }
819 ;
820
821 base_type: tBYTE { $$ = find_type_or_error($<str>1, 0); }
822 | tWCHAR { $$ = find_type_or_error($<str>1, 0); }
823 | int_std
824 | tSIGNED int_std { $$ = type_new_int(type_basic_get_type($2), -1); }
825 | tUNSIGNED int_std { $$ = type_new_int(type_basic_get_type($2), 1); }
826 | tUNSIGNED { $$ = type_new_int(TYPE_BASIC_INT, 1); }
827 | tFLOAT { $$ = find_type_or_error($<str>1, 0); }
828 | tDOUBLE { $$ = find_type_or_error($<str>1, 0); }
829 | tBOOLEAN { $$ = find_type_or_error($<str>1, 0); }
830 | tERRORSTATUST { $$ = find_type_or_error($<str>1, 0); }
831 | tHANDLET { $$ = find_type_or_error($<str>1, 0); }
832 ;
833
834 m_int:
835 | tINT
836 ;
837
838 int_std: tINT { $$ = type_new_int(TYPE_BASIC_INT, 0); }
839 | tSHORT m_int { $$ = type_new_int(TYPE_BASIC_INT16, 0); }
840 | tSMALL { $$ = type_new_int(TYPE_BASIC_INT8, 0); }
841 | tLONG m_int { $$ = type_new_int(TYPE_BASIC_LONG, 0); }
842 | tHYPER m_int { $$ = type_new_int(TYPE_BASIC_HYPER, 0); }
843 | tINT64 { $$ = type_new_int(TYPE_BASIC_INT64, 0); }
844 | tCHAR { $$ = type_new_int(TYPE_BASIC_CHAR, 0); }
845 | tINT32 { $$ = type_new_int(TYPE_BASIC_INT32, 0); }
846 | tINT3264 { $$ = type_new_int(TYPE_BASIC_INT3264, 0); }
847 ;
848
849 coclass: tCOCLASS aIDENTIFIER { $$ = type_new_coclass($2); }
850 | tCOCLASS aKNOWNTYPE { $$ = find_type($2, NULL, 0);
851 if (type_get_type_detect_alias($$) != TYPE_COCLASS)
852 error_loc("%s was not declared a coclass at %s:%d\n",
853 $2, $$->loc_info.input_name,
854 $$->loc_info.line_number);
855 }
856 ;
857
858 coclasshdr: attributes coclass { $$ = $2;
859 check_def($$);
860 $$->attrs = check_coclass_attrs($2->name, $1);
861 }
862 ;
863
864 coclassdef: coclasshdr '{' coclass_ints '}' semicolon_opt
865 { $$ = type_coclass_define($1, $3); }
866 ;
867
868 namespacedef: tNAMESPACE aIDENTIFIER { $$ = $2; }
869 ;
870
871 coclass_ints: { $$ = NULL; }
872 | coclass_ints coclass_int { $$ = append_ifref( $1, $2 ); }
873 ;
874
875 coclass_int:
876 m_attributes interfacedec { $$ = make_ifref($2); $$->attrs = $1; }
877 ;
878
879 dispinterface: tDISPINTERFACE aIDENTIFIER { $$ = get_type(TYPE_INTERFACE, $2, current_namespace, 0); }
880 | tDISPINTERFACE aKNOWNTYPE { $$ = get_type(TYPE_INTERFACE, $2, current_namespace, 0); }
881 ;
882
883 dispinterfacehdr: attributes dispinterface { attr_t *attrs;
884 $$ = $2;
885 check_def($$);
886 attrs = make_attr(ATTR_DISPINTERFACE);
887 $$->attrs = append_attr( check_dispiface_attrs($2->name, $1), attrs );
888 $$->defined = TRUE;
889 }
890 ;
891
892 dispint_props: tPROPERTIES ':' { $$ = NULL; }
893 | dispint_props s_field ';' { $$ = append_var( $1, $2 ); }
894 ;
895
896 dispint_meths: tMETHODS ':' { $$ = NULL; }
897 | dispint_meths funcdef ';' { $$ = append_var( $1, $2 ); }
898 ;
899
900 dispinterfacedef: dispinterfacehdr '{'
901 dispint_props
902 dispint_meths
903 '}' { $$ = $1;
904 type_dispinterface_define($$, $3, $4);
905 }
906 | dispinterfacehdr
907 '{' interface ';' '}' { $$ = $1;
908 type_dispinterface_define_from_iface($$, $3);
909 }
910 ;
911
912 inherit: { $$ = NULL; }
913 | ':' aKNOWNTYPE { $$ = find_type_or_error2($2, 0); }
914 ;
915
916 interface: tINTERFACE aIDENTIFIER { $$ = get_type(TYPE_INTERFACE, $2, current_namespace, 0); }
917 | tINTERFACE aKNOWNTYPE { $$ = get_type(TYPE_INTERFACE, $2, current_namespace, 0); }
918 ;
919
920 interfacehdr: attributes interface { $$.interface = $2;
921 $$.old_pointer_default = pointer_default;
922 if (is_attr($1, ATTR_POINTERDEFAULT))
923 pointer_default = get_attrv($1, ATTR_POINTERDEFAULT);
924 check_def($2);
925 $2->attrs = check_iface_attrs($2->name, $1);
926 $2->defined = TRUE;
927 }
928 ;
929
930 interfacedef: interfacehdr inherit
931 '{' int_statements '}' semicolon_opt { $$ = $1.interface;
932 if($$ == $2)
933 error_loc("Interface can't inherit from itself\n");
934 type_interface_define($$, $2, $4);
935 check_async_uuid($$);
936 pointer_default = $1.old_pointer_default;
937 }
938 /* MIDL is able to import the definition of a base class from inside the
939 * definition of a derived class, I'll try to support it with this rule */
940 | interfacehdr ':' aIDENTIFIER
941 '{' import int_statements '}'
942 semicolon_opt { $$ = $1.interface;
943 type_interface_define($$, find_type_or_error2($3, 0), $6);
944 pointer_default = $1.old_pointer_default;
945 }
946 | dispinterfacedef semicolon_opt { $$ = $1; }
947 ;
948
949 interfacedec:
950 interface ';' { $$ = $1; }
951 | dispinterface ';' { $$ = $1; }
952 ;
953
954 module: tMODULE aIDENTIFIER { $$ = type_new_module($2); }
955 | tMODULE aKNOWNTYPE { $$ = type_new_module($2); }
956 ;
957
958 modulehdr: attributes module { $$ = $2;
959 $$->attrs = check_module_attrs($2->name, $1);
960 }
961 ;
962
963 moduledef: modulehdr '{' int_statements '}'
964 semicolon_opt { $$ = $1;
965 type_module_define($$, $3);
966 }
967 ;
968
969 storage_cls_spec:
970 tEXTERN { $$ = STG_EXTERN; }
971 | tSTATIC { $$ = STG_STATIC; }
972 | tREGISTER { $$ = STG_REGISTER; }
973 ;
974
975 function_specifier:
976 tINLINE { $$ = make_attr(ATTR_INLINE); }
977 ;
978
979 type_qualifier:
980 tCONST { $$ = make_attr(ATTR_CONST); }
981 ;
982
983 m_type_qual_list: { $$ = NULL; }
984 | m_type_qual_list type_qualifier { $$ = append_attr($1, $2); }
985 ;
986
987 decl_spec: type m_decl_spec_no_type { $$ = make_decl_spec($1, $2, NULL, NULL, STG_NONE); }
988 | decl_spec_no_type type m_decl_spec_no_type
989 { $$ = make_decl_spec($2, $1, $3, NULL, STG_NONE); }
990 ;
991
992 m_decl_spec_no_type: { $$ = NULL; }
993 | decl_spec_no_type
994 ;
995
996 decl_spec_no_type:
997 type_qualifier m_decl_spec_no_type { $$ = make_decl_spec(NULL, $2, NULL, $1, STG_NONE); }
998 | function_specifier m_decl_spec_no_type { $$ = make_decl_spec(NULL, $2, NULL, $1, STG_NONE); }
999 | storage_cls_spec m_decl_spec_no_type { $$ = make_decl_spec(NULL, $2, NULL, NULL, $1); }
1000 ;
1001
1002 declarator:
1003 '*' m_type_qual_list declarator %prec PPTR
1004 { $$ = $3; $$->type = append_chain_type($$->type, type_new_pointer(pointer_default, NULL, $2)); }
1005 | callconv declarator { $$ = $2; if ($$->func_type) $$->func_type->attrs = append_attr($$->func_type->attrs, make_attrp(ATTR_CALLCONV, $1));
1006 else if ($$->type) $$->type->attrs = append_attr($$->type->attrs, make_attrp(ATTR_CALLCONV, $1)); }
1007 | direct_declarator
1008 ;
1009
1010 direct_declarator:
1011 ident { $$ = make_declarator($1); }
1012 | '(' declarator ')' { $$ = $2; }
1013 | direct_declarator array { $$ = $1; $$->type = append_array($$->type, $2); }
1014 | direct_declarator '(' m_args ')' { $$ = $1;
1015 $$->func_type = append_chain_type($$->type, type_new_function($3));
1016 $$->type = NULL;
1017 }
1018 ;
1019
1020 /* abstract declarator */
1021 abstract_declarator:
1022 '*' m_type_qual_list m_abstract_declarator %prec PPTR
1023 { $$ = $3; $$->type = append_chain_type($$->type, type_new_pointer(pointer_default, NULL, $2)); }
1024 | callconv m_abstract_declarator { $$ = $2; if ($$->func_type) $$->func_type->attrs = append_attr($$->func_type->attrs, make_attrp(ATTR_CALLCONV, $1));
1025 else if ($$->type) $$->type->attrs = append_attr($$->type->attrs, make_attrp(ATTR_CALLCONV, $1)); }
1026 | abstract_direct_declarator
1027 ;
1028
1029 /* abstract declarator without accepting direct declarator */
1030 abstract_declarator_no_direct:
1031 '*' m_type_qual_list m_any_declarator %prec PPTR
1032 { $$ = $3; $$->type = append_chain_type($$->type, type_new_pointer(pointer_default, NULL, $2)); }
1033 | callconv m_any_declarator { $$ = $2; if ($$->func_type) $$->func_type->attrs = append_attr($$->func_type->attrs, make_attrp(ATTR_CALLCONV, $1));
1034 else if ($$->type) $$->type->attrs = append_attr($$->type->attrs, make_attrp(ATTR_CALLCONV, $1)); }
1035 ;
1036
1037 /* abstract declarator or empty */
1038 m_abstract_declarator: { $$ = make_declarator(NULL); }
1039 | abstract_declarator
1040 ;
1041
1042 /* abstract direct declarator */
1043 abstract_direct_declarator:
1044 '(' abstract_declarator_no_direct ')' { $$ = $2; }
1045 | abstract_direct_declarator array { $$ = $1; $$->type = append_array($$->type, $2); }
1046 | array { $$ = make_declarator(NULL); $$->type = append_array($$->type, $1); }
1047 | '(' m_args ')'
1048 { $$ = make_declarator(NULL);
1049 $$->func_type = append_chain_type($$->type, type_new_function($2));
1050 $$->type = NULL;
1051 }
1052 | abstract_direct_declarator '(' m_args ')'
1053 { $$ = $1;
1054 $$->func_type = append_chain_type($$->type, type_new_function($3));
1055 $$->type = NULL;
1056 }
1057 ;
1058
1059 /* abstract or non-abstract declarator */
1060 any_declarator:
1061 '*' m_type_qual_list m_any_declarator %prec PPTR
1062 { $$ = $3; $$->type = append_chain_type($$->type, type_new_pointer(pointer_default, NULL, $2)); }
1063 | callconv m_any_declarator { $$ = $2; $$->type->attrs = append_attr($$->type->attrs, make_attrp(ATTR_CALLCONV, $1)); }
1064 | any_direct_declarator
1065 ;
1066
1067 /* abstract or non-abstract declarator without accepting direct declarator */
1068 any_declarator_no_direct:
1069 '*' m_type_qual_list m_any_declarator %prec PPTR
1070 { $$ = $3; $$->type = append_chain_type($$->type, type_new_pointer(pointer_default, NULL, $2)); }
1071 | callconv m_any_declarator { $$ = $2; $$->type->attrs = append_attr($$->type->attrs, make_attrp(ATTR_CALLCONV, $1)); }
1072 ;
1073
1074 /* abstract or non-abstract declarator or empty */
1075 m_any_declarator: { $$ = make_declarator(NULL); }
1076 | any_declarator
1077 ;
1078
1079 /* abstract or non-abstract direct declarator. note: direct declarators
1080 * aren't accepted inside brackets to avoid ambiguity with the rule for
1081 * function arguments */
1082 any_direct_declarator:
1083 ident { $$ = make_declarator($1); }
1084 | '(' any_declarator_no_direct ')' { $$ = $2; }
1085 | any_direct_declarator array { $$ = $1; $$->type = append_array($$->type, $2); }
1086 | array { $$ = make_declarator(NULL); $$->type = append_array($$->type, $1); }
1087 | '(' m_args ')'
1088 { $$ = make_declarator(NULL);
1089 $$->func_type = append_chain_type($$->type, type_new_function($2));
1090 $$->type = NULL;
1091 }
1092 | any_direct_declarator '(' m_args ')'
1093 { $$ = $1;
1094 $$->func_type = append_chain_type($$->type, type_new_function($3));
1095 $$->type = NULL;
1096 }
1097 ;
1098
1099 declarator_list:
1100 declarator { $$ = append_declarator( NULL, $1 ); }
1101 | declarator_list ',' declarator { $$ = append_declarator( $1, $3 ); }
1102 ;
1103
1104 m_bitfield: { $$ = NULL; }
1105 | ':' expr_const { $$ = $2; }
1106 ;
1107
1108 struct_declarator: any_declarator m_bitfield { $$ = $1; $$->bits = $2;
1109 if (!$$->bits && !$$->var->name)
1110 error_loc("unnamed fields are not allowed\n");
1111 }
1112 ;
1113
1114 struct_declarator_list:
1115 struct_declarator { $$ = append_declarator( NULL, $1 ); }
1116 | struct_declarator_list ',' struct_declarator
1117 { $$ = append_declarator( $1, $3 ); }
1118 ;
1119
1120 init_declarator:
1121 declarator { $$ = $1; }
1122 | declarator '=' expr_const { $$ = $1; $1->var->eval = $3; }
1123 ;
1124
1125 threading_type:
1126 tAPARTMENT { $$ = THREADING_APARTMENT; }
1127 | tNEUTRAL { $$ = THREADING_NEUTRAL; }
1128 | tSINGLE { $$ = THREADING_SINGLE; }
1129 | tFREE { $$ = THREADING_FREE; }
1130 | tBOTH { $$ = THREADING_BOTH; }
1131 ;
1132
1133 pointer_type:
1134 tREF { $$ = FC_RP; }
1135 | tUNIQUE { $$ = FC_UP; }
1136 | tPTR { $$ = FC_FP; }
1137 ;
1138
1139 structdef: tSTRUCT t_ident '{' fields '}' { $$ = type_new_struct($2, current_namespace, TRUE, $4); }
1140 ;
1141
1142 type: tVOID { $$ = type_new_void(); }
1143 | aKNOWNTYPE { $$ = find_type_or_error($1, 0); }
1144 | base_type { $$ = $1; }
1145 | enumdef { $$ = $1; }
1146 | tENUM aIDENTIFIER { $$ = type_new_enum($2, current_namespace, FALSE, NULL); }
1147 | structdef { $$ = $1; }
1148 | tSTRUCT aIDENTIFIER { $$ = type_new_struct($2, current_namespace, FALSE, NULL); }
1149 | uniondef { $$ = $1; }
1150 | tUNION aIDENTIFIER { $$ = type_new_nonencapsulated_union($2, FALSE, NULL); }
1151 | tSAFEARRAY '(' type ')' { $$ = make_safearray($3); }
1152 ;
1153
1154 typedef: m_attributes tTYPEDEF m_attributes decl_spec declarator_list
1155 { $1 = append_attribs($1, $3);
1156 reg_typedefs($4, $5, check_typedef_attrs($1));
1157 $$ = make_statement_typedef($5);
1158 }
1159 ;
1160
1161 uniondef: tUNION t_ident '{' ne_union_fields '}'
1162 { $$ = type_new_nonencapsulated_union($2, TRUE, $4); }
1163 | tUNION t_ident
1164 tSWITCH '(' s_field ')'
1165 m_ident '{' cases '}' { $$ = type_new_encapsulated_union($2, $5, $7, $9); }
1166 ;
1167
1168 version:
1169 aNUM { $$ = MAKEVERSION($1, 0); }
1170 | aNUM '.' aNUM { $$ = MAKEVERSION($1, $3); }
1171 | aHEXNUM { $$ = $1; }
1172 ;
1173
1174 acf_statements
1175 : /* empty */
1176 | acf_interface acf_statements
1177 ;
1178
1179 acf_int_statements
1180 : /* empty */
1181 | acf_int_statement acf_int_statements
1182 ;
1183
1184 acf_int_statement
1185 : tTYPEDEF acf_attributes aKNOWNTYPE ';'
1186 { type_t *type = find_type_or_error($3, 0);
1187 type->attrs = append_attr_list(type->attrs, $2);
1188 }
1189 ;
1190
1191 acf_interface
1192 : acf_attributes tINTERFACE aKNOWNTYPE '{' acf_int_statements '}'
1193 { type_t *iface = find_type_or_error2($3, 0);
1194 if (type_get_type(iface) != TYPE_INTERFACE)
1195 error_loc("%s is not an interface\n", iface->name);
1196 iface->attrs = append_attr_list(iface->attrs, $1);
1197 }
1198 ;
1199
1200 acf_attributes
1201 : /* empty */ { $$ = NULL; };
1202 | '[' acf_attribute_list ']' { $$ = $2; };
1203 ;
1204
1205 acf_attribute_list
1206 : acf_attribute { $$ = append_attr(NULL, $1); }
1207 | acf_attribute_list ',' acf_attribute { $$ = append_attr($1, $3); }
1208 ;
1209
1210 acf_attribute
1211 : tALLOCATE '(' allocate_option_list ')'
1212 { $$ = make_attrv(ATTR_ALLOCATE, $3); }
1213 | tENCODE { $$ = make_attr(ATTR_ENCODE); }
1214 | tDECODE { $$ = make_attr(ATTR_DECODE); }
1215 | tEXPLICITHANDLE { $$ = make_attr(ATTR_EXPLICIT_HANDLE); }
1216 ;
1217
1218 allocate_option_list
1219 : allocate_option { $$ = $1; }
1220 | allocate_option_list ',' allocate_option
1221 { $$ = $1 | $3; }
1222 ;
1223
1224 allocate_option
1225 : tDONTFREE { $$ = FC_DONT_FREE; }
1226 | tFREE { $$ = 0; }
1227 | tALLNODES { $$ = FC_ALLOCATE_ALL_NODES; }
1228 | tSINGLENODE { $$ = 0; }
1229 ;
1230 %%
1231
1232 static void decl_builtin_basic(const char *name, enum type_basic_type type)
1233 {
1234 type_t *t = type_new_basic(type);
1235 reg_type(t, name, NULL, 0);
1236 }
1237
decl_builtin_alias(const char * name,type_t * t)1238 static void decl_builtin_alias(const char *name, type_t *t)
1239 {
1240 reg_type(type_new_alias(t, name), name, NULL, 0);
1241 }
1242
init_types(void)1243 void init_types(void)
1244 {
1245 decl_builtin_basic("byte", TYPE_BASIC_BYTE);
1246 decl_builtin_basic("wchar_t", TYPE_BASIC_WCHAR);
1247 decl_builtin_basic("float", TYPE_BASIC_FLOAT);
1248 decl_builtin_basic("double", TYPE_BASIC_DOUBLE);
1249 decl_builtin_basic("error_status_t", TYPE_BASIC_ERROR_STATUS_T);
1250 decl_builtin_basic("handle_t", TYPE_BASIC_HANDLE);
1251 decl_builtin_alias("boolean", type_new_basic(TYPE_BASIC_BYTE));
1252 }
1253
append_str(str_list_t * list,char * str)1254 static str_list_t *append_str(str_list_t *list, char *str)
1255 {
1256 struct str_list_entry_t *entry;
1257
1258 if (!str) return list;
1259 if (!list)
1260 {
1261 list = xmalloc( sizeof(*list) );
1262 list_init( list );
1263 }
1264 entry = xmalloc( sizeof(*entry) );
1265 entry->str = str;
1266 list_add_tail( list, &entry->entry );
1267 return list;
1268 }
1269
append_attr(attr_list_t * list,attr_t * attr)1270 static attr_list_t *append_attr(attr_list_t *list, attr_t *attr)
1271 {
1272 attr_t *attr_existing;
1273 if (!attr) return list;
1274 if (!list)
1275 {
1276 list = xmalloc( sizeof(*list) );
1277 list_init( list );
1278 }
1279 LIST_FOR_EACH_ENTRY(attr_existing, list, attr_t, entry)
1280 if (attr_existing->type == attr->type)
1281 {
1282 parser_warning("duplicate attribute %s\n", get_attr_display_name(attr->type));
1283 /* use the last attribute, like MIDL does */
1284 list_remove(&attr_existing->entry);
1285 break;
1286 }
1287 list_add_tail( list, &attr->entry );
1288 return list;
1289 }
1290
move_attr(attr_list_t * dst,attr_list_t * src,enum attr_type type)1291 static attr_list_t *move_attr(attr_list_t *dst, attr_list_t *src, enum attr_type type)
1292 {
1293 attr_t *attr;
1294 if (!src) return dst;
1295 LIST_FOR_EACH_ENTRY(attr, src, attr_t, entry)
1296 if (attr->type == type)
1297 {
1298 list_remove(&attr->entry);
1299 return append_attr(dst, attr);
1300 }
1301 return dst;
1302 }
1303
append_attr_list(attr_list_t * new_list,attr_list_t * old_list)1304 static attr_list_t *append_attr_list(attr_list_t *new_list, attr_list_t *old_list)
1305 {
1306 struct list *entry;
1307
1308 if (!old_list) return new_list;
1309
1310 while ((entry = list_head(old_list)))
1311 {
1312 attr_t *attr = LIST_ENTRY(entry, attr_t, entry);
1313 list_remove(entry);
1314 new_list = append_attr(new_list, attr);
1315 }
1316 return new_list;
1317 }
1318
1319 typedef int (*map_attrs_filter_t)(attr_list_t*,const attr_t*);
1320
map_attrs(const attr_list_t * list,map_attrs_filter_t filter)1321 static attr_list_t *map_attrs(const attr_list_t *list, map_attrs_filter_t filter)
1322 {
1323 attr_list_t *new_list;
1324 const attr_t *attr;
1325 attr_t *new_attr;
1326
1327 if (!list) return NULL;
1328
1329 new_list = xmalloc( sizeof(*list) );
1330 list_init( new_list );
1331 LIST_FOR_EACH_ENTRY(attr, list, const attr_t, entry)
1332 {
1333 if (filter && !filter(new_list, attr)) continue;
1334 new_attr = xmalloc(sizeof(*new_attr));
1335 *new_attr = *attr;
1336 list_add_tail(new_list, &new_attr->entry);
1337 }
1338 return new_list;
1339 }
1340
make_decl_spec(type_t * type,decl_spec_t * left,decl_spec_t * right,attr_t * attr,enum storage_class stgclass)1341 static decl_spec_t *make_decl_spec(type_t *type, decl_spec_t *left, decl_spec_t *right, attr_t *attr, enum storage_class stgclass)
1342 {
1343 decl_spec_t *declspec = left ? left : right;
1344 if (!declspec)
1345 {
1346 declspec = xmalloc(sizeof(*declspec));
1347 declspec->type = NULL;
1348 declspec->attrs = NULL;
1349 declspec->stgclass = STG_NONE;
1350 }
1351 declspec->type = type;
1352 if (left && declspec != left)
1353 {
1354 declspec->attrs = append_attr_list(declspec->attrs, left->attrs);
1355 if (declspec->stgclass == STG_NONE)
1356 declspec->stgclass = left->stgclass;
1357 else if (left->stgclass != STG_NONE)
1358 error_loc("only one storage class can be specified\n");
1359 assert(!left->type);
1360 free(left);
1361 }
1362 if (right && declspec != right)
1363 {
1364 declspec->attrs = append_attr_list(declspec->attrs, right->attrs);
1365 if (declspec->stgclass == STG_NONE)
1366 declspec->stgclass = right->stgclass;
1367 else if (right->stgclass != STG_NONE)
1368 error_loc("only one storage class can be specified\n");
1369 assert(!right->type);
1370 free(right);
1371 }
1372
1373 declspec->attrs = append_attr(declspec->attrs, attr);
1374 if (declspec->stgclass == STG_NONE)
1375 declspec->stgclass = stgclass;
1376 else if (stgclass != STG_NONE)
1377 error_loc("only one storage class can be specified\n");
1378
1379 /* apply attributes to type */
1380 if (type && declspec->attrs)
1381 {
1382 attr_list_t *attrs;
1383 declspec->type = duptype(type, 1);
1384 attrs = map_attrs(type->attrs, NULL);
1385 declspec->type->attrs = append_attr_list(attrs, declspec->attrs);
1386 declspec->attrs = NULL;
1387 }
1388
1389 return declspec;
1390 }
1391
make_attr(enum attr_type type)1392 static attr_t *make_attr(enum attr_type type)
1393 {
1394 attr_t *a = xmalloc(sizeof(attr_t));
1395 a->type = type;
1396 a->u.ival = 0;
1397 return a;
1398 }
1399
make_attrv(enum attr_type type,unsigned int val)1400 static attr_t *make_attrv(enum attr_type type, unsigned int val)
1401 {
1402 attr_t *a = xmalloc(sizeof(attr_t));
1403 a->type = type;
1404 a->u.ival = val;
1405 return a;
1406 }
1407
make_attrp(enum attr_type type,void * val)1408 static attr_t *make_attrp(enum attr_type type, void *val)
1409 {
1410 attr_t *a = xmalloc(sizeof(attr_t));
1411 a->type = type;
1412 a->u.pval = val;
1413 return a;
1414 }
1415
append_expr(expr_list_t * list,expr_t * expr)1416 static expr_list_t *append_expr(expr_list_t *list, expr_t *expr)
1417 {
1418 if (!expr) return list;
1419 if (!list)
1420 {
1421 list = xmalloc( sizeof(*list) );
1422 list_init( list );
1423 }
1424 list_add_tail( list, &expr->entry );
1425 return list;
1426 }
1427
append_array(type_t * chain,expr_t * expr)1428 static type_t *append_array(type_t *chain, expr_t *expr)
1429 {
1430 type_t *array;
1431
1432 if (!expr)
1433 return chain;
1434
1435 /* An array is always a reference pointer unless explicitly marked otherwise
1436 * (regardless of what the default pointer attribute is). */
1437 array = type_new_array(NULL, NULL, FALSE, expr->is_const ? expr->cval : 0,
1438 expr->is_const ? NULL : expr, NULL, FC_RP);
1439
1440 return append_chain_type(chain, array);
1441 }
1442
1443 static struct list type_pool = LIST_INIT(type_pool);
1444 typedef struct
1445 {
1446 type_t data;
1447 struct list link;
1448 } type_pool_node_t;
1449
alloc_type(void)1450 type_t *alloc_type(void)
1451 {
1452 type_pool_node_t *node = xmalloc(sizeof *node);
1453 list_add_tail(&type_pool, &node->link);
1454 return &node->data;
1455 }
1456
set_all_tfswrite(int val)1457 void set_all_tfswrite(int val)
1458 {
1459 type_pool_node_t *node;
1460 LIST_FOR_EACH_ENTRY(node, &type_pool, type_pool_node_t, link)
1461 node->data.tfswrite = val;
1462 }
1463
clear_all_offsets(void)1464 void clear_all_offsets(void)
1465 {
1466 type_pool_node_t *node;
1467 LIST_FOR_EACH_ENTRY(node, &type_pool, type_pool_node_t, link)
1468 node->data.typestring_offset = node->data.ptrdesc = 0;
1469 }
1470
type_function_add_head_arg(type_t * type,var_t * arg)1471 static void type_function_add_head_arg(type_t *type, var_t *arg)
1472 {
1473 if (!type->details.function->args)
1474 {
1475 type->details.function->args = xmalloc( sizeof(*type->details.function->args) );
1476 list_init( type->details.function->args );
1477 }
1478 list_add_head( type->details.function->args, &arg->entry );
1479 }
1480
is_allowed_range_type(const type_t * type)1481 static int is_allowed_range_type(const type_t *type)
1482 {
1483 switch (type_get_type(type))
1484 {
1485 case TYPE_ENUM:
1486 return TRUE;
1487 case TYPE_BASIC:
1488 switch (type_basic_get_type(type))
1489 {
1490 case TYPE_BASIC_INT8:
1491 case TYPE_BASIC_INT16:
1492 case TYPE_BASIC_INT32:
1493 case TYPE_BASIC_INT64:
1494 case TYPE_BASIC_INT:
1495 case TYPE_BASIC_INT3264:
1496 case TYPE_BASIC_LONG:
1497 case TYPE_BASIC_BYTE:
1498 case TYPE_BASIC_CHAR:
1499 case TYPE_BASIC_WCHAR:
1500 case TYPE_BASIC_HYPER:
1501 return TRUE;
1502 case TYPE_BASIC_FLOAT:
1503 case TYPE_BASIC_DOUBLE:
1504 case TYPE_BASIC_ERROR_STATUS_T:
1505 case TYPE_BASIC_HANDLE:
1506 return FALSE;
1507 }
1508 return FALSE;
1509 default:
1510 return FALSE;
1511 }
1512 }
1513
get_array_or_ptr_ref(type_t * type)1514 static type_t *get_array_or_ptr_ref(type_t *type)
1515 {
1516 if (is_ptr(type))
1517 return type_pointer_get_ref(type);
1518 else if (is_array(type))
1519 return type_array_get_element(type);
1520 return NULL;
1521 }
1522
append_chain_type(type_t * chain,type_t * type)1523 static type_t *append_chain_type(type_t *chain, type_t *type)
1524 {
1525 type_t *chain_type;
1526
1527 if (!chain)
1528 return type;
1529 for (chain_type = chain; get_array_or_ptr_ref(chain_type); chain_type = get_array_or_ptr_ref(chain_type))
1530 ;
1531
1532 if (is_ptr(chain_type))
1533 chain_type->details.pointer.ref = type;
1534 else if (is_array(chain_type))
1535 chain_type->details.array.elem = type;
1536 else
1537 assert(0);
1538
1539 return chain;
1540 }
1541
append_warning(warning_list_t * list,int num)1542 static warning_list_t *append_warning(warning_list_t *list, int num)
1543 {
1544 warning_t *entry;
1545
1546 if(!list)
1547 {
1548 list = xmalloc( sizeof(*list) );
1549 list_init( list );
1550 }
1551 entry = xmalloc( sizeof(*entry) );
1552 entry->num = num;
1553 list_add_tail( list, &entry->entry );
1554 return list;
1555 }
1556
declare_var(attr_list_t * attrs,decl_spec_t * decl_spec,const declarator_t * decl,int top)1557 static var_t *declare_var(attr_list_t *attrs, decl_spec_t *decl_spec, const declarator_t *decl,
1558 int top)
1559 {
1560 var_t *v = decl->var;
1561 expr_list_t *sizes = get_attrp(attrs, ATTR_SIZEIS);
1562 expr_list_t *lengs = get_attrp(attrs, ATTR_LENGTHIS);
1563 expr_t *dim;
1564 type_t **ptype;
1565 type_t *func_type = decl ? decl->func_type : NULL;
1566 type_t *type = decl_spec->type;
1567
1568 if (is_attr(type->attrs, ATTR_INLINE))
1569 {
1570 if (!func_type)
1571 error_loc("inline attribute applied to non-function type\n");
1572 else
1573 {
1574 type_t *t;
1575 /* move inline attribute from return type node to function node */
1576 for (t = func_type; is_ptr(t); t = type_pointer_get_ref(t))
1577 ;
1578 t->attrs = move_attr(t->attrs, type->attrs, ATTR_INLINE);
1579 }
1580 }
1581
1582 /* add type onto the end of the pointers in pident->type */
1583 v->type = append_chain_type(decl ? decl->type : NULL, type);
1584 v->stgclass = decl_spec->stgclass;
1585 v->attrs = attrs;
1586
1587 /* check for pointer attribute being applied to non-pointer, non-array
1588 * type */
1589 if (!is_array(v->type))
1590 {
1591 int ptr_attr = get_attrv(v->attrs, ATTR_POINTERTYPE);
1592 const type_t *ptr = NULL;
1593 /* pointer attributes on the left side of the type belong to the function
1594 * pointer, if one is being declared */
1595 type_t **pt = func_type ? &func_type : &v->type;
1596 for (ptr = *pt; ptr && !ptr_attr; )
1597 {
1598 ptr_attr = get_attrv(ptr->attrs, ATTR_POINTERTYPE);
1599 if (!ptr_attr && type_is_alias(ptr))
1600 ptr = type_alias_get_aliasee(ptr);
1601 else
1602 break;
1603 }
1604 if (is_ptr(ptr))
1605 {
1606 if (ptr_attr && ptr_attr != FC_UP &&
1607 type_get_type(type_pointer_get_ref(ptr)) == TYPE_INTERFACE)
1608 warning_loc_info(&v->loc_info,
1609 "%s: pointer attribute applied to interface "
1610 "pointer type has no effect\n", v->name);
1611 if (!ptr_attr && top && (*pt)->details.pointer.def_fc != FC_RP)
1612 {
1613 /* FIXME: this is a horrible hack to cope with the issue that we
1614 * store an offset to the typeformat string in the type object, but
1615 * two typeformat strings may be written depending on whether the
1616 * pointer is a toplevel parameter or not */
1617 *pt = duptype(*pt, 1);
1618 }
1619 }
1620 else if (ptr_attr)
1621 error_loc("%s: pointer attribute applied to non-pointer type\n", v->name);
1622 }
1623
1624 if (is_attr(v->attrs, ATTR_STRING))
1625 {
1626 type_t *t = type;
1627
1628 if (!is_ptr(v->type) && !is_array(v->type))
1629 error_loc("'%s': [string] attribute applied to non-pointer, non-array type\n",
1630 v->name);
1631
1632 for (;;)
1633 {
1634 if (is_ptr(t))
1635 t = type_pointer_get_ref(t);
1636 else if (is_array(t))
1637 t = type_array_get_element(t);
1638 else
1639 break;
1640 }
1641
1642 if (type_get_type(t) != TYPE_BASIC &&
1643 (get_basic_fc(t) != FC_CHAR &&
1644 get_basic_fc(t) != FC_BYTE &&
1645 get_basic_fc(t) != FC_WCHAR))
1646 {
1647 error_loc("'%s': [string] attribute is only valid on 'char', 'byte', or 'wchar_t' pointers and arrays\n",
1648 v->name);
1649 }
1650 }
1651
1652 if (is_attr(v->attrs, ATTR_V1ENUM))
1653 {
1654 if (type_get_type_detect_alias(v->type) != TYPE_ENUM)
1655 error_loc("'%s': [v1_enum] attribute applied to non-enum type\n", v->name);
1656 }
1657
1658 if (is_attr(v->attrs, ATTR_RANGE) && !is_allowed_range_type(v->type))
1659 error_loc("'%s': [range] attribute applied to non-integer type\n",
1660 v->name);
1661
1662 ptype = &v->type;
1663 if (sizes) LIST_FOR_EACH_ENTRY(dim, sizes, expr_t, entry)
1664 {
1665 if (dim->type != EXPR_VOID)
1666 {
1667 if (is_array(*ptype))
1668 {
1669 if (!type_array_get_conformance(*ptype) ||
1670 type_array_get_conformance(*ptype)->type != EXPR_VOID)
1671 error_loc("%s: cannot specify size_is for an already sized array\n", v->name);
1672 else
1673 *ptype = type_new_array((*ptype)->name,
1674 type_array_get_element(*ptype), FALSE,
1675 0, dim, NULL, 0);
1676 }
1677 else if (is_ptr(*ptype))
1678 *ptype = type_new_array((*ptype)->name, type_pointer_get_ref(*ptype), TRUE,
1679 0, dim, NULL, pointer_default);
1680 else
1681 error_loc("%s: size_is attribute applied to illegal type\n", v->name);
1682 }
1683
1684 if (is_ptr(*ptype))
1685 ptype = &(*ptype)->details.pointer.ref;
1686 else if (is_array(*ptype))
1687 ptype = &(*ptype)->details.array.elem;
1688 else
1689 error_loc("%s: too many expressions in size_is attribute\n", v->name);
1690 }
1691
1692 ptype = &v->type;
1693 if (lengs) LIST_FOR_EACH_ENTRY(dim, lengs, expr_t, entry)
1694 {
1695 if (dim->type != EXPR_VOID)
1696 {
1697 if (is_array(*ptype))
1698 {
1699 *ptype = type_new_array((*ptype)->name,
1700 type_array_get_element(*ptype),
1701 type_array_is_decl_as_ptr(*ptype),
1702 type_array_get_dim(*ptype),
1703 type_array_get_conformance(*ptype),
1704 dim, type_array_get_ptr_default_fc(*ptype));
1705 }
1706 else
1707 error_loc("%s: length_is attribute applied to illegal type\n", v->name);
1708 }
1709
1710 if (is_ptr(*ptype))
1711 ptype = &(*ptype)->details.pointer.ref;
1712 else if (is_array(*ptype))
1713 ptype = &(*ptype)->details.array.elem;
1714 else
1715 error_loc("%s: too many expressions in length_is attribute\n", v->name);
1716 }
1717
1718 /* v->type is currently pointing to the type on the left-side of the
1719 * declaration, so we need to fix this up so that it is the return type of the
1720 * function and make v->type point to the function side of the declaration */
1721 if (func_type)
1722 {
1723 type_t *ft, *t;
1724 type_t *return_type = v->type;
1725 v->type = func_type;
1726 for (ft = v->type; is_ptr(ft); ft = type_pointer_get_ref(ft))
1727 ;
1728 assert(type_get_type_detect_alias(ft) == TYPE_FUNCTION);
1729 ft->details.function->retval = make_var(xstrdup("_RetVal"));
1730 ft->details.function->retval->type = return_type;
1731 /* move calling convention attribute, if present, from pointer nodes to
1732 * function node */
1733 for (t = v->type; is_ptr(t); t = type_pointer_get_ref(t))
1734 ft->attrs = move_attr(ft->attrs, t->attrs, ATTR_CALLCONV);
1735 }
1736 else
1737 {
1738 type_t *t;
1739 for (t = v->type; is_ptr(t); t = type_pointer_get_ref(t))
1740 if (is_attr(t->attrs, ATTR_CALLCONV))
1741 error_loc("calling convention applied to non-function-pointer type\n");
1742 }
1743
1744 if (decl->bits)
1745 v->type = type_new_bitfield(v->type, decl->bits);
1746
1747 return v;
1748 }
1749
set_var_types(attr_list_t * attrs,decl_spec_t * decl_spec,declarator_list_t * decls)1750 static var_list_t *set_var_types(attr_list_t *attrs, decl_spec_t *decl_spec, declarator_list_t *decls)
1751 {
1752 declarator_t *decl, *next;
1753 var_list_t *var_list = NULL;
1754
1755 LIST_FOR_EACH_ENTRY_SAFE( decl, next, decls, declarator_t, entry )
1756 {
1757 var_t *var = declare_var(attrs, decl_spec, decl, 0);
1758 var_list = append_var(var_list, var);
1759 free(decl);
1760 }
1761 free(decl_spec);
1762 return var_list;
1763 }
1764
append_ifref(ifref_list_t * list,ifref_t * iface)1765 static ifref_list_t *append_ifref(ifref_list_t *list, ifref_t *iface)
1766 {
1767 if (!iface) return list;
1768 if (!list)
1769 {
1770 list = xmalloc( sizeof(*list) );
1771 list_init( list );
1772 }
1773 list_add_tail( list, &iface->entry );
1774 return list;
1775 }
1776
make_ifref(type_t * iface)1777 static ifref_t *make_ifref(type_t *iface)
1778 {
1779 ifref_t *l = xmalloc(sizeof(ifref_t));
1780 l->iface = iface;
1781 l->attrs = NULL;
1782 return l;
1783 }
1784
append_var(var_list_t * list,var_t * var)1785 var_list_t *append_var(var_list_t *list, var_t *var)
1786 {
1787 if (!var) return list;
1788 if (!list)
1789 {
1790 list = xmalloc( sizeof(*list) );
1791 list_init( list );
1792 }
1793 list_add_tail( list, &var->entry );
1794 return list;
1795 }
1796
append_var_list(var_list_t * list,var_list_t * vars)1797 static var_list_t *append_var_list(var_list_t *list, var_list_t *vars)
1798 {
1799 if (!vars) return list;
1800 if (!list)
1801 {
1802 list = xmalloc( sizeof(*list) );
1803 list_init( list );
1804 }
1805 list_move_tail( list, vars );
1806 return list;
1807 }
1808
make_var(char * name)1809 var_t *make_var(char *name)
1810 {
1811 var_t *v = xmalloc(sizeof(var_t));
1812 v->name = name;
1813 v->type = NULL;
1814 v->attrs = NULL;
1815 v->eval = NULL;
1816 v->stgclass = STG_NONE;
1817 init_loc_info(&v->loc_info);
1818 return v;
1819 }
1820
copy_var(var_t * src,char * name,map_attrs_filter_t attr_filter)1821 static var_t *copy_var(var_t *src, char *name, map_attrs_filter_t attr_filter)
1822 {
1823 var_t *v = xmalloc(sizeof(var_t));
1824 v->name = name;
1825 v->type = src->type;
1826 v->attrs = map_attrs(src->attrs, attr_filter);
1827 v->eval = src->eval;
1828 v->stgclass = src->stgclass;
1829 v->loc_info = src->loc_info;
1830 return v;
1831 }
1832
append_declarator(declarator_list_t * list,declarator_t * d)1833 static declarator_list_t *append_declarator(declarator_list_t *list, declarator_t *d)
1834 {
1835 if (!d) return list;
1836 if (!list) {
1837 list = xmalloc(sizeof(*list));
1838 list_init(list);
1839 }
1840 list_add_tail(list, &d->entry);
1841 return list;
1842 }
1843
make_declarator(var_t * var)1844 static declarator_t *make_declarator(var_t *var)
1845 {
1846 declarator_t *d = xmalloc(sizeof(*d));
1847 d->var = var ? var : make_var(NULL);
1848 d->type = NULL;
1849 d->func_type = NULL;
1850 d->bits = NULL;
1851 return d;
1852 }
1853
make_safearray(type_t * type)1854 static type_t *make_safearray(type_t *type)
1855 {
1856 return type_new_array(NULL, type_new_alias(type, "SAFEARRAY"), TRUE, 0,
1857 NULL, NULL, FC_RP);
1858 }
1859
make_library(const char * name,const attr_list_t * attrs)1860 static typelib_t *make_library(const char *name, const attr_list_t *attrs)
1861 {
1862 typelib_t *typelib = xmalloc(sizeof(*typelib));
1863 typelib->name = xstrdup(name);
1864 typelib->attrs = attrs;
1865 list_init( &typelib->importlibs );
1866 return typelib;
1867 }
1868
hash_ident(const char * name)1869 static int hash_ident(const char *name)
1870 {
1871 const char *p = name;
1872 int sum = 0;
1873 /* a simple sum hash is probably good enough */
1874 while (*p) {
1875 sum += *p;
1876 p++;
1877 }
1878 return sum & (HASHMAX-1);
1879 }
1880
1881 /***** type repository *****/
1882
find_sub_namespace(struct namespace * namespace,const char * name)1883 static struct namespace *find_sub_namespace(struct namespace *namespace, const char *name)
1884 {
1885 struct namespace *cur;
1886
1887 LIST_FOR_EACH_ENTRY(cur, &namespace->children, struct namespace, entry) {
1888 if(!strcmp(cur->name, name))
1889 return cur;
1890 }
1891
1892 return NULL;
1893 }
1894
push_namespace(const char * name)1895 static void push_namespace(const char *name)
1896 {
1897 struct namespace *namespace;
1898
1899 namespace = find_sub_namespace(current_namespace, name);
1900 if(!namespace) {
1901 namespace = xmalloc(sizeof(*namespace));
1902 namespace->name = xstrdup(name);
1903 namespace->parent = current_namespace;
1904 list_add_tail(¤t_namespace->children, &namespace->entry);
1905 list_init(&namespace->children);
1906 memset(namespace->type_hash, 0, sizeof(namespace->type_hash));
1907 }
1908
1909 current_namespace = namespace;
1910 }
1911
pop_namespace(const char * name)1912 static void pop_namespace(const char *name)
1913 {
1914 assert(!strcmp(current_namespace->name, name) && current_namespace->parent);
1915 current_namespace = current_namespace->parent;
1916 }
1917
1918 struct rtype {
1919 const char *name;
1920 type_t *type;
1921 int t;
1922 struct rtype *next;
1923 };
1924
reg_type(type_t * type,const char * name,struct namespace * namespace,int t)1925 type_t *reg_type(type_t *type, const char *name, struct namespace *namespace, int t)
1926 {
1927 struct rtype *nt;
1928 int hash;
1929 if (!name) {
1930 error_loc("registering named type without name\n");
1931 return type;
1932 }
1933 if (!namespace)
1934 namespace = &global_namespace;
1935 hash = hash_ident(name);
1936 nt = xmalloc(sizeof(struct rtype));
1937 nt->name = name;
1938 if (is_global_namespace(namespace))
1939 type->c_name = name;
1940 else
1941 type->c_name = format_namespace(namespace, "__x_", "_C", name);
1942 nt->type = type;
1943 nt->t = t;
1944 nt->next = namespace->type_hash[hash];
1945 namespace->type_hash[hash] = nt;
1946 if ((t == tsSTRUCT || t == tsUNION))
1947 fix_incomplete_types(type);
1948 return type;
1949 }
1950
is_incomplete(const type_t * t)1951 static int is_incomplete(const type_t *t)
1952 {
1953 return !t->defined &&
1954 (type_get_type_detect_alias(t) == TYPE_STRUCT ||
1955 type_get_type_detect_alias(t) == TYPE_UNION ||
1956 type_get_type_detect_alias(t) == TYPE_ENCAPSULATED_UNION);
1957 }
1958
add_incomplete(type_t * t)1959 void add_incomplete(type_t *t)
1960 {
1961 struct typenode *tn = xmalloc(sizeof *tn);
1962 tn->type = t;
1963 list_add_tail(&incomplete_types, &tn->entry);
1964 }
1965
fix_type(type_t * t)1966 static void fix_type(type_t *t)
1967 {
1968 if (type_is_alias(t) && is_incomplete(t)) {
1969 type_t *ot = type_alias_get_aliasee(t);
1970 fix_type(ot);
1971 if (type_get_type_detect_alias(ot) == TYPE_STRUCT ||
1972 type_get_type_detect_alias(ot) == TYPE_UNION ||
1973 type_get_type_detect_alias(ot) == TYPE_ENCAPSULATED_UNION)
1974 t->details.structure = ot->details.structure;
1975 t->defined = ot->defined;
1976 }
1977 }
1978
fix_incomplete(void)1979 static void fix_incomplete(void)
1980 {
1981 struct typenode *tn, *next;
1982
1983 LIST_FOR_EACH_ENTRY_SAFE(tn, next, &incomplete_types, struct typenode, entry) {
1984 fix_type(tn->type);
1985 list_remove(&tn->entry);
1986 free(tn);
1987 }
1988 }
1989
fix_incomplete_types(type_t * complete_type)1990 static void fix_incomplete_types(type_t *complete_type)
1991 {
1992 struct typenode *tn, *next;
1993
1994 LIST_FOR_EACH_ENTRY_SAFE(tn, next, &incomplete_types, struct typenode, entry)
1995 {
1996 if (type_is_equal(complete_type, tn->type))
1997 {
1998 tn->type->details.structure = complete_type->details.structure;
1999 list_remove(&tn->entry);
2000 free(tn);
2001 }
2002 }
2003 }
2004
reg_typedefs(decl_spec_t * decl_spec,declarator_list_t * decls,attr_list_t * attrs)2005 static type_t *reg_typedefs(decl_spec_t *decl_spec, declarator_list_t *decls, attr_list_t *attrs)
2006 {
2007 const declarator_t *decl;
2008 type_t *type = decl_spec->type;
2009
2010 if (is_attr(attrs, ATTR_UUID) && !is_attr(attrs, ATTR_PUBLIC))
2011 attrs = append_attr( attrs, make_attr(ATTR_PUBLIC) );
2012
2013 /* We must generate names for tagless enum, struct or union.
2014 Typedef-ing a tagless enum, struct or union means we want the typedef
2015 to be included in a library hence the public attribute. */
2016 if (type_get_type_detect_alias(type) == TYPE_ENUM ||
2017 type_get_type_detect_alias(type) == TYPE_STRUCT ||
2018 type_get_type_detect_alias(type) == TYPE_UNION ||
2019 type_get_type_detect_alias(type) == TYPE_ENCAPSULATED_UNION)
2020 {
2021 if (!type->name)
2022 type->name = gen_name();
2023
2024 /* replace existing attributes when generating a typelib */
2025 if (do_typelib)
2026 type->attrs = attrs;
2027 }
2028
2029 #ifdef __REACTOS__ /* r53187 / 5bf224e */
2030 /* Append the SWITCHTYPE attribute to a non-encapsulated union if it does not already have it. */
2031 if (type_get_type_detect_alias(type) == TYPE_UNION &&
2032 is_attr(attrs, ATTR_SWITCHTYPE) &&
2033 !is_attr(type->attrs, ATTR_SWITCHTYPE))
2034 type->attrs = append_attr(type->attrs, make_attrp(ATTR_SWITCHTYPE, get_attrp(attrs, ATTR_SWITCHTYPE)));
2035 #endif
2036
2037 LIST_FOR_EACH_ENTRY( decl, decls, const declarator_t, entry )
2038 {
2039
2040 if (decl->var->name) {
2041 type_t *cur;
2042 var_t *name;
2043
2044 cur = find_type(decl->var->name, current_namespace, 0);
2045
2046 /*
2047 * MIDL allows shadowing types that are declared in imported files.
2048 * We don't throw an error in this case and instead add a new type
2049 * (which is earlier on the list in hash table, so it will be used
2050 * instead of shadowed type).
2051 *
2052 * FIXME: We may consider string separated type tables for each input
2053 * for cleaner solution.
2054 */
2055 if (cur && input_name == cur->loc_info.input_name)
2056 error_loc("%s: redefinition error; original definition was at %s:%d\n",
2057 cur->name, cur->loc_info.input_name,
2058 cur->loc_info.line_number);
2059
2060 name = declare_var(attrs, decl_spec, decl, 0);
2061 cur = type_new_alias(name->type, name->name);
2062 cur->attrs = attrs;
2063
2064 if (is_incomplete(cur))
2065 add_incomplete(cur);
2066 reg_type(cur, cur->name, current_namespace, 0);
2067 }
2068 }
2069 return type;
2070 }
2071
find_type(const char * name,struct namespace * namespace,int t)2072 type_t *find_type(const char *name, struct namespace *namespace, int t)
2073 {
2074 struct rtype *cur;
2075
2076 if(namespace && namespace != &global_namespace) {
2077 for(cur = namespace->type_hash[hash_ident(name)]; cur; cur = cur->next) {
2078 if(cur->t == t && !strcmp(cur->name, name))
2079 return cur->type;
2080 }
2081 }
2082 for(cur = global_namespace.type_hash[hash_ident(name)]; cur; cur = cur->next) {
2083 if(cur->t == t && !strcmp(cur->name, name))
2084 return cur->type;
2085 }
2086 return NULL;
2087 }
2088
find_type_or_error(const char * name,int t)2089 static type_t *find_type_or_error(const char *name, int t)
2090 {
2091 type_t *type = find_type(name, NULL, t);
2092 if (!type) {
2093 error_loc("type '%s' not found\n", name);
2094 return NULL;
2095 }
2096 return type;
2097 }
2098
find_type_or_error2(char * name,int t)2099 static type_t *find_type_or_error2(char *name, int t)
2100 {
2101 type_t *tp = find_type_or_error(name, t);
2102 free(name);
2103 return tp;
2104 }
2105
is_type(const char * name)2106 int is_type(const char *name)
2107 {
2108 return find_type(name, current_namespace, 0) != NULL;
2109 }
2110
get_type(enum type_type type,char * name,struct namespace * namespace,int t)2111 type_t *get_type(enum type_type type, char *name, struct namespace *namespace, int t)
2112 {
2113 type_t *tp;
2114 if (!namespace)
2115 namespace = &global_namespace;
2116 if (name) {
2117 tp = find_type(name, namespace, t);
2118 if (tp) {
2119 free(name);
2120 return tp;
2121 }
2122 }
2123 tp = make_type(type);
2124 tp->name = name;
2125 tp->namespace = namespace;
2126 if (!name) return tp;
2127 return reg_type(tp, name, namespace, t);
2128 }
2129
2130 /***** constant repository *****/
2131
2132 struct rconst {
2133 char *name;
2134 var_t *var;
2135 struct rconst *next;
2136 };
2137
2138 struct rconst *const_hash[HASHMAX];
2139
reg_const(var_t * var)2140 static var_t *reg_const(var_t *var)
2141 {
2142 struct rconst *nc;
2143 int hash;
2144 if (!var->name) {
2145 error_loc("registering constant without name\n");
2146 return var;
2147 }
2148 hash = hash_ident(var->name);
2149 nc = xmalloc(sizeof(struct rconst));
2150 nc->name = var->name;
2151 nc->var = var;
2152 nc->next = const_hash[hash];
2153 const_hash[hash] = nc;
2154 return var;
2155 }
2156
find_const(const char * name,int f)2157 var_t *find_const(const char *name, int f)
2158 {
2159 struct rconst *cur = const_hash[hash_ident(name)];
2160 while (cur && strcmp(cur->name, name))
2161 cur = cur->next;
2162 if (!cur) {
2163 if (f) error_loc("constant '%s' not found\n", name);
2164 return NULL;
2165 }
2166 return cur->var;
2167 }
2168
gen_name(void)2169 static char *gen_name(void)
2170 {
2171 static const char format[] = "__WIDL_%s_generated_name_%08lX";
2172 static unsigned long n = 0;
2173 static const char *file_id;
2174 static size_t size;
2175 char *name;
2176
2177 if (! file_id)
2178 {
2179 char *dst = dup_basename(input_idl_name, ".idl");
2180 file_id = dst;
2181
2182 for (; *dst; ++dst)
2183 if (! isalnum((unsigned char) *dst))
2184 *dst = '_';
2185
2186 size = sizeof format - 7 + strlen(file_id) + 8;
2187 }
2188
2189 name = xmalloc(size);
2190 sprintf(name, format, file_id, n++);
2191 return name;
2192 }
2193
2194 struct allowed_attr
2195 {
2196 unsigned int dce_compatible : 1;
2197 unsigned int acf : 1;
2198 unsigned int on_interface : 1;
2199 unsigned int on_function : 1;
2200 unsigned int on_arg : 1;
2201 unsigned int on_type : 1;
2202 unsigned int on_enum : 1;
2203 unsigned int on_struct : 2;
2204 unsigned int on_union : 1;
2205 unsigned int on_field : 1;
2206 unsigned int on_library : 1;
2207 unsigned int on_dispinterface : 1;
2208 unsigned int on_module : 1;
2209 unsigned int on_coclass : 1;
2210 const char *display_name;
2211 };
2212
2213 struct allowed_attr allowed_attr[] =
2214 {
2215 /* attr { D ACF I Fn ARG T En St Un Fi L DI M C <display name> } */
2216 /* ATTR_AGGREGATABLE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "aggregatable" },
2217 /* ATTR_ALLOCATE */ { 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "allocate" },
2218 /* ATTR_ANNOTATION */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "annotation" },
2219 /* ATTR_APPOBJECT */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "appobject" },
2220 /* ATTR_ASYNC */ { 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "async" },
2221 /* ATTR_ASYNCUUID */ { 1, 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 1, 1, 1, "async_uuid" },
2222 /* ATTR_AUTO_HANDLE */ { 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "auto_handle" },
2223 /* ATTR_BINDABLE */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "bindable" },
2224 /* ATTR_BROADCAST */ { 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "broadcast" },
2225 /* ATTR_CALLAS */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "call_as" },
2226 /* ATTR_CALLCONV */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL },
2227 /* ATTR_CASE */ { 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, "case" },
2228 /* ATTR_CODE */ { 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "code" },
2229 /* ATTR_COMMSTATUS */ { 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "comm_status" },
2230 /* ATTR_CONST */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "const" },
2231 /* ATTR_CONTEXTHANDLE */ { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "context_handle" },
2232 /* ATTR_CONTROL */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, "control" },
2233 /* ATTR_DECODE */ { 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "decode" },
2234 /* ATTR_DEFAULT */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, "default" },
2235 /* ATTR_DEFAULTBIND */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "defaultbind" },
2236 /* ATTR_DEFAULTCOLLELEM */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "defaultcollelem" },
2237 /* ATTR_DEFAULTVALUE */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "defaultvalue" },
2238 /* ATTR_DEFAULTVTABLE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "defaultvtable" },
2239 /* ATTR_DISABLECONSISTENCYCHECK */{ 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "disable_consistency_check" },
2240 /* ATTR_DISPINTERFACE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL },
2241 /* ATTR_DISPLAYBIND */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "displaybind" },
2242 /* ATTR_DLLNAME */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, "dllname" },
2243 /* ATTR_DUAL */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "dual" },
2244 /* ATTR_ENABLEALLOCATE */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "enable_allocate" },
2245 /* ATTR_ENCODE */ { 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "encode" },
2246 /* ATTR_ENDPOINT */ { 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "endpoint" },
2247 /* ATTR_ENTRY */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "entry" },
2248 /* ATTR_EXPLICIT_HANDLE */ { 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "explicit_handle" },
2249 /* ATTR_FAULTSTATUS */ { 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "fault_status" },
2250 /* ATTR_FORCEALLOCATE */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "force_allocate" },
2251 /* ATTR_HANDLE */ { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "handle" },
2252 /* ATTR_HELPCONTEXT */ { 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 1, 1, "helpcontext" },
2253 /* ATTR_HELPFILE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, "helpfile" },
2254 /* ATTR_HELPSTRING */ { 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 1, 1, "helpstring" },
2255 /* ATTR_HELPSTRINGCONTEXT */ { 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 1, 1, "helpstringcontext" },
2256 /* ATTR_HELPSTRINGDLL */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, "helpstringdll" },
2257 /* ATTR_HIDDEN */ { 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 1, 1, 0, 1, "hidden" },
2258 /* ATTR_ID */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, "id" },
2259 /* ATTR_IDEMPOTENT */ { 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "idempotent" },
2260 /* ATTR_IGNORE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, "ignore" },
2261 /* ATTR_IIDIS */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, "iid_is" },
2262 /* ATTR_IMMEDIATEBIND */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "immediatebind" },
2263 /* ATTR_IMPLICIT_HANDLE */ { 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "implicit_handle" },
2264 /* ATTR_IN */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "in" },
2265 /* ATTR_INLINE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "inline" },
2266 /* ATTR_INPUTSYNC */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "inputsync" },
2267 /* ATTR_LENGTHIS */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, "length_is" },
2268 /* ATTR_LIBLCID */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, "lcid" },
2269 /* ATTR_LICENSED */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "licensed" },
2270 /* ATTR_LOCAL */ { 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "local" },
2271 /* ATTR_MAYBE */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "maybe" },
2272 /* ATTR_MESSAGE */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "message" },
2273 /* ATTR_NOCODE */ { 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "nocode" },
2274 /* ATTR_NONBROWSABLE */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "nonbrowsable" },
2275 /* ATTR_NONCREATABLE */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "noncreatable" },
2276 /* ATTR_NONEXTENSIBLE */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "nonextensible" },
2277 /* ATTR_NOTIFY */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "notify" },
2278 /* ATTR_NOTIFYFLAG */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "notify_flag" },
2279 /* ATTR_OBJECT */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "object" },
2280 /* ATTR_ODL */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, "odl" },
2281 /* ATTR_OLEAUTOMATION */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "oleautomation" },
2282 /* ATTR_OPTIMIZE */ { 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "optimize" },
2283 /* ATTR_OPTIONAL */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "optional" },
2284 /* ATTR_OUT */ { 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "out" },
2285 /* ATTR_PARAMLCID */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "lcid" },
2286 /* ATTR_PARTIALIGNORE */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "partial_ignore" },
2287 /* ATTR_POINTERDEFAULT */ { 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "pointer_default" },
2288 /* ATTR_POINTERTYPE */ { 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, "ref, unique or ptr" },
2289 /* ATTR_PROGID */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "progid" },
2290 /* ATTR_PROPGET */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "propget" },
2291 /* ATTR_PROPPUT */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "propput" },
2292 /* ATTR_PROPPUTREF */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "propputref" },
2293 /* ATTR_PROXY */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "proxy" },
2294 /* ATTR_PUBLIC */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "public" },
2295 /* ATTR_RANGE */ { 0, 0, 0, 0, 1, 1, 1, 0, 0, 1, 0, 0, 0, 0, "range" },
2296 /* ATTR_READONLY */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, "readonly" },
2297 /* ATTR_REPRESENTAS */ { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "represent_as" },
2298 /* ATTR_REQUESTEDIT */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "requestedit" },
2299 /* ATTR_RESTRICTED */ { 0, 0, 1, 1, 0, 1, 1, 1, 0, 0, 1, 1, 1, 0, "restricted" },
2300 /* ATTR_RETVAL */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, "retval" },
2301 /* ATTR_SIZEIS */ { 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, "size_is" },
2302 /* ATTR_SOURCE */ { 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, "source" },
2303 /* ATTR_STRICTCONTEXTHANDLE */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "strict_context_handle" },
2304 /* ATTR_STRING */ { 1, 0, 0, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, "string" },
2305 /* ATTR_SWITCHIS */ { 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, "switch_is" },
2306 /* ATTR_SWITCHTYPE */ { 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, "switch_type" },
2307 /* ATTR_THREADING */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "threading" },
2308 /* ATTR_TRANSMITAS */ { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "transmit_as" },
2309 /* ATTR_UIDEFAULT */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "uidefault" },
2310 /* ATTR_USESGETLASTERROR */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "usesgetlasterror" },
2311 /* ATTR_USERMARSHAL */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "user_marshal" },
2312 /* ATTR_UUID */ { 1, 0, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, "uuid" },
2313 /* ATTR_V1ENUM */ { 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, "v1_enum" },
2314 /* ATTR_VARARG */ { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "vararg" },
2315 /* ATTR_VERSION */ { 1, 0, 1, 0, 0, 1, 1, 2, 0, 0, 1, 0, 0, 1, "version" },
2316 /* ATTR_VIPROGID */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, "vi_progid" },
2317 /* ATTR_WIREMARSHAL */ { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, "wire_marshal" },
2318 };
2319
get_attr_display_name(enum attr_type type)2320 const char *get_attr_display_name(enum attr_type type)
2321 {
2322 return allowed_attr[type].display_name;
2323 }
2324
check_iface_attrs(const char * name,attr_list_t * attrs)2325 static attr_list_t *check_iface_attrs(const char *name, attr_list_t *attrs)
2326 {
2327 const attr_t *attr;
2328 if (!attrs) return attrs;
2329 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2330 {
2331 if (!allowed_attr[attr->type].on_interface)
2332 error_loc("inapplicable attribute %s for interface %s\n",
2333 allowed_attr[attr->type].display_name, name);
2334 if (attr->type == ATTR_IMPLICIT_HANDLE)
2335 {
2336 const var_t *var = attr->u.pval;
2337 if (type_get_type( var->type) == TYPE_BASIC &&
2338 type_basic_get_type( var->type ) == TYPE_BASIC_HANDLE)
2339 continue;
2340 if (is_aliaschain_attr( var->type, ATTR_HANDLE ))
2341 continue;
2342 error_loc("attribute %s requires a handle type in interface %s\n",
2343 allowed_attr[attr->type].display_name, name);
2344 }
2345 }
2346 return attrs;
2347 }
2348
check_function_attrs(const char * name,attr_list_t * attrs)2349 static attr_list_t *check_function_attrs(const char *name, attr_list_t *attrs)
2350 {
2351 const attr_t *attr;
2352 if (!attrs) return attrs;
2353 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2354 {
2355 if (!allowed_attr[attr->type].on_function)
2356 error_loc("inapplicable attribute %s for function %s\n",
2357 allowed_attr[attr->type].display_name, name);
2358 }
2359 return attrs;
2360 }
2361
check_arg_attrs(const var_t * arg)2362 static void check_arg_attrs(const var_t *arg)
2363 {
2364 const attr_t *attr;
2365
2366 if (arg->attrs)
2367 {
2368 LIST_FOR_EACH_ENTRY(attr, arg->attrs, const attr_t, entry)
2369 {
2370 if (!allowed_attr[attr->type].on_arg)
2371 error_loc("inapplicable attribute %s for argument %s\n",
2372 allowed_attr[attr->type].display_name, arg->name);
2373 }
2374 }
2375 }
2376
check_typedef_attrs(attr_list_t * attrs)2377 static attr_list_t *check_typedef_attrs(attr_list_t *attrs)
2378 {
2379 const attr_t *attr;
2380 if (!attrs) return attrs;
2381 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2382 {
2383 if (!allowed_attr[attr->type].on_type)
2384 error_loc("inapplicable attribute %s for typedef\n",
2385 allowed_attr[attr->type].display_name);
2386 }
2387 return attrs;
2388 }
2389
check_enum_attrs(attr_list_t * attrs)2390 static attr_list_t *check_enum_attrs(attr_list_t *attrs)
2391 {
2392 const attr_t *attr;
2393 if (!attrs) return attrs;
2394 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2395 {
2396 if (!allowed_attr[attr->type].on_enum)
2397 error_loc("inapplicable attribute %s for enum\n",
2398 allowed_attr[attr->type].display_name);
2399 }
2400 return attrs;
2401 }
2402
check_struct_attrs(attr_list_t * attrs)2403 static attr_list_t *check_struct_attrs(attr_list_t *attrs)
2404 {
2405 int mask = winrt_mode ? 3 : 1;
2406 const attr_t *attr;
2407 if (!attrs) return attrs;
2408 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2409 {
2410 if (!(allowed_attr[attr->type].on_struct & mask))
2411 error_loc("inapplicable attribute %s for struct\n",
2412 allowed_attr[attr->type].display_name);
2413 }
2414 return attrs;
2415 }
2416
check_union_attrs(attr_list_t * attrs)2417 static attr_list_t *check_union_attrs(attr_list_t *attrs)
2418 {
2419 const attr_t *attr;
2420 if (!attrs) return attrs;
2421 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2422 {
2423 if (!allowed_attr[attr->type].on_union)
2424 error_loc("inapplicable attribute %s for union\n",
2425 allowed_attr[attr->type].display_name);
2426 }
2427 return attrs;
2428 }
2429
check_field_attrs(const char * name,attr_list_t * attrs)2430 static attr_list_t *check_field_attrs(const char *name, attr_list_t *attrs)
2431 {
2432 const attr_t *attr;
2433 if (!attrs) return attrs;
2434 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2435 {
2436 if (!allowed_attr[attr->type].on_field)
2437 error_loc("inapplicable attribute %s for field %s\n",
2438 allowed_attr[attr->type].display_name, name);
2439 }
2440 return attrs;
2441 }
2442
check_library_attrs(const char * name,attr_list_t * attrs)2443 static attr_list_t *check_library_attrs(const char *name, attr_list_t *attrs)
2444 {
2445 const attr_t *attr;
2446 if (!attrs) return attrs;
2447 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2448 {
2449 if (!allowed_attr[attr->type].on_library)
2450 error_loc("inapplicable attribute %s for library %s\n",
2451 allowed_attr[attr->type].display_name, name);
2452 }
2453 return attrs;
2454 }
2455
check_dispiface_attrs(const char * name,attr_list_t * attrs)2456 static attr_list_t *check_dispiface_attrs(const char *name, attr_list_t *attrs)
2457 {
2458 const attr_t *attr;
2459 if (!attrs) return attrs;
2460 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2461 {
2462 if (!allowed_attr[attr->type].on_dispinterface)
2463 error_loc("inapplicable attribute %s for dispinterface %s\n",
2464 allowed_attr[attr->type].display_name, name);
2465 }
2466 return attrs;
2467 }
2468
check_module_attrs(const char * name,attr_list_t * attrs)2469 static attr_list_t *check_module_attrs(const char *name, attr_list_t *attrs)
2470 {
2471 const attr_t *attr;
2472 if (!attrs) return attrs;
2473 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2474 {
2475 if (!allowed_attr[attr->type].on_module)
2476 error_loc("inapplicable attribute %s for module %s\n",
2477 allowed_attr[attr->type].display_name, name);
2478 }
2479 return attrs;
2480 }
2481
check_coclass_attrs(const char * name,attr_list_t * attrs)2482 static attr_list_t *check_coclass_attrs(const char *name, attr_list_t *attrs)
2483 {
2484 const attr_t *attr;
2485 if (!attrs) return attrs;
2486 LIST_FOR_EACH_ENTRY(attr, attrs, const attr_t, entry)
2487 {
2488 if (!allowed_attr[attr->type].on_coclass)
2489 error_loc("inapplicable attribute %s for coclass %s\n",
2490 allowed_attr[attr->type].display_name, name);
2491 }
2492 return attrs;
2493 }
2494
is_allowed_conf_type(const type_t * type)2495 static int is_allowed_conf_type(const type_t *type)
2496 {
2497 switch (type_get_type(type))
2498 {
2499 case TYPE_ENUM:
2500 return TRUE;
2501 case TYPE_BASIC:
2502 switch (type_basic_get_type(type))
2503 {
2504 case TYPE_BASIC_INT8:
2505 case TYPE_BASIC_INT16:
2506 case TYPE_BASIC_INT32:
2507 case TYPE_BASIC_INT64:
2508 case TYPE_BASIC_INT:
2509 case TYPE_BASIC_LONG:
2510 case TYPE_BASIC_CHAR:
2511 case TYPE_BASIC_HYPER:
2512 case TYPE_BASIC_BYTE:
2513 case TYPE_BASIC_WCHAR:
2514 return TRUE;
2515 default:
2516 return FALSE;
2517 }
2518 case TYPE_ALIAS:
2519 /* shouldn't get here because of type_get_type call above */
2520 assert(0);
2521 /* fall through */
2522 case TYPE_STRUCT:
2523 case TYPE_UNION:
2524 case TYPE_ENCAPSULATED_UNION:
2525 case TYPE_ARRAY:
2526 case TYPE_POINTER:
2527 case TYPE_VOID:
2528 case TYPE_MODULE:
2529 case TYPE_COCLASS:
2530 case TYPE_FUNCTION:
2531 case TYPE_INTERFACE:
2532 case TYPE_BITFIELD:
2533 return FALSE;
2534 }
2535 return FALSE;
2536 }
2537
is_ptr_guid_type(const type_t * type)2538 static int is_ptr_guid_type(const type_t *type)
2539 {
2540 /* first, make sure it is a pointer to something */
2541 if (!is_ptr(type)) return FALSE;
2542
2543 /* second, make sure it is a pointer to something of size sizeof(GUID),
2544 * i.e. 16 bytes */
2545 return (type_memsize(type_pointer_get_ref(type)) == 16);
2546 }
2547
check_conformance_expr_list(const char * attr_name,const var_t * arg,const type_t * container_type,expr_list_t * expr_list)2548 static void check_conformance_expr_list(const char *attr_name, const var_t *arg, const type_t *container_type, expr_list_t *expr_list)
2549 {
2550 expr_t *dim;
2551 struct expr_loc expr_loc;
2552 expr_loc.v = arg;
2553 expr_loc.attr = attr_name;
2554 if (expr_list) LIST_FOR_EACH_ENTRY(dim, expr_list, expr_t, entry)
2555 {
2556 if (dim->type != EXPR_VOID)
2557 {
2558 const type_t *expr_type = expr_resolve_type(&expr_loc, container_type, dim);
2559 if (!is_allowed_conf_type(expr_type))
2560 error_loc_info(&arg->loc_info, "expression must resolve to integral type <= 32bits for attribute %s\n",
2561 attr_name);
2562 }
2563 }
2564 }
2565
2566 static void check_remoting_fields(const var_t *var, type_t *type);
2567
2568 /* checks that properties common to fields and arguments are consistent */
check_field_common(const type_t * container_type,const char * container_name,const var_t * arg)2569 static void check_field_common(const type_t *container_type,
2570 const char *container_name, const var_t *arg)
2571 {
2572 type_t *type = arg->type;
2573 int more_to_do;
2574 const char *container_type_name;
2575 const char *var_type;
2576
2577 switch (type_get_type(container_type))
2578 {
2579 case TYPE_STRUCT:
2580 container_type_name = "struct";
2581 var_type = "field";
2582 break;
2583 case TYPE_UNION:
2584 container_type_name = "union";
2585 var_type = "arm";
2586 break;
2587 case TYPE_ENCAPSULATED_UNION:
2588 container_type_name = "encapsulated union";
2589 var_type = "arm";
2590 break;
2591 case TYPE_FUNCTION:
2592 container_type_name = "function";
2593 var_type = "parameter";
2594 break;
2595 default:
2596 /* should be no other container types */
2597 assert(0);
2598 return;
2599 }
2600
2601 if (is_attr(arg->attrs, ATTR_LENGTHIS) &&
2602 (is_attr(arg->attrs, ATTR_STRING) || is_aliaschain_attr(arg->type, ATTR_STRING)))
2603 error_loc_info(&arg->loc_info,
2604 "string and length_is specified for argument %s are mutually exclusive attributes\n",
2605 arg->name);
2606
2607 if (is_attr(arg->attrs, ATTR_SIZEIS))
2608 {
2609 expr_list_t *size_is_exprs = get_attrp(arg->attrs, ATTR_SIZEIS);
2610 check_conformance_expr_list("size_is", arg, container_type, size_is_exprs);
2611 }
2612 if (is_attr(arg->attrs, ATTR_LENGTHIS))
2613 {
2614 expr_list_t *length_is_exprs = get_attrp(arg->attrs, ATTR_LENGTHIS);
2615 check_conformance_expr_list("length_is", arg, container_type, length_is_exprs);
2616 }
2617 if (is_attr(arg->attrs, ATTR_IIDIS))
2618 {
2619 struct expr_loc expr_loc;
2620 expr_t *expr = get_attrp(arg->attrs, ATTR_IIDIS);
2621 if (expr->type != EXPR_VOID)
2622 {
2623 const type_t *expr_type;
2624 expr_loc.v = arg;
2625 expr_loc.attr = "iid_is";
2626 expr_type = expr_resolve_type(&expr_loc, container_type, expr);
2627 if (!expr_type || !is_ptr_guid_type(expr_type))
2628 error_loc_info(&arg->loc_info, "expression must resolve to pointer to GUID type for attribute iid_is\n");
2629 }
2630 }
2631 if (is_attr(arg->attrs, ATTR_SWITCHIS))
2632 {
2633 struct expr_loc expr_loc;
2634 expr_t *expr = get_attrp(arg->attrs, ATTR_SWITCHIS);
2635 if (expr->type != EXPR_VOID)
2636 {
2637 const type_t *expr_type;
2638 expr_loc.v = arg;
2639 expr_loc.attr = "switch_is";
2640 expr_type = expr_resolve_type(&expr_loc, container_type, expr);
2641 if (!expr_type || !is_allowed_conf_type(expr_type))
2642 error_loc_info(&arg->loc_info, "expression must resolve to integral type <= 32bits for attribute %s\n",
2643 expr_loc.attr);
2644 }
2645 }
2646
2647 do
2648 {
2649 more_to_do = FALSE;
2650
2651 switch (typegen_detect_type(type, arg->attrs, TDT_IGNORE_STRINGS))
2652 {
2653 case TGT_STRUCT:
2654 case TGT_UNION:
2655 check_remoting_fields(arg, type);
2656 break;
2657 case TGT_INVALID:
2658 {
2659 const char *reason = "is invalid";
2660 switch (type_get_type(type))
2661 {
2662 case TYPE_VOID:
2663 reason = "cannot derive from void *";
2664 break;
2665 case TYPE_FUNCTION:
2666 reason = "cannot be a function pointer";
2667 break;
2668 case TYPE_BITFIELD:
2669 reason = "cannot be a bit-field";
2670 break;
2671 case TYPE_COCLASS:
2672 reason = "cannot be a class";
2673 break;
2674 case TYPE_INTERFACE:
2675 reason = "cannot be a non-pointer to an interface";
2676 break;
2677 case TYPE_MODULE:
2678 reason = "cannot be a module";
2679 break;
2680 default:
2681 break;
2682 }
2683 error_loc_info(&arg->loc_info, "%s \'%s\' of %s \'%s\' %s\n",
2684 var_type, arg->name, container_type_name, container_name, reason);
2685 break;
2686 }
2687 case TGT_CTXT_HANDLE:
2688 case TGT_CTXT_HANDLE_POINTER:
2689 if (type_get_type(container_type) != TYPE_FUNCTION)
2690 error_loc_info(&arg->loc_info,
2691 "%s \'%s\' of %s \'%s\' cannot be a context handle\n",
2692 var_type, arg->name, container_type_name,
2693 container_name);
2694 break;
2695 case TGT_STRING:
2696 {
2697 const type_t *t = type;
2698 while (is_ptr(t))
2699 t = type_pointer_get_ref(t);
2700 if (is_aliaschain_attr(t, ATTR_RANGE))
2701 warning_loc_info(&arg->loc_info, "%s: range not verified for a string of ranged types\n", arg->name);
2702 break;
2703 }
2704 case TGT_POINTER:
2705 type = type_pointer_get_ref(type);
2706 more_to_do = TRUE;
2707 break;
2708 case TGT_ARRAY:
2709 type = type_array_get_element(type);
2710 more_to_do = TRUE;
2711 break;
2712 case TGT_USER_TYPE:
2713 case TGT_IFACE_POINTER:
2714 case TGT_BASIC:
2715 case TGT_ENUM:
2716 case TGT_RANGE:
2717 /* nothing to do */
2718 break;
2719 }
2720 } while (more_to_do);
2721 }
2722
check_remoting_fields(const var_t * var,type_t * type)2723 static void check_remoting_fields(const var_t *var, type_t *type)
2724 {
2725 const var_t *field;
2726 const var_list_t *fields = NULL;
2727
2728 type = type_get_real_type(type);
2729
2730 if (type->checked)
2731 return;
2732
2733 type->checked = TRUE;
2734
2735 if (type_get_type(type) == TYPE_STRUCT)
2736 {
2737 if (type_is_complete(type))
2738 fields = type_struct_get_fields(type);
2739 else
2740 error_loc_info(&var->loc_info, "undefined type declaration %s\n", type->name);
2741 }
2742 else if (type_get_type(type) == TYPE_UNION || type_get_type(type) == TYPE_ENCAPSULATED_UNION)
2743 fields = type_union_get_cases(type);
2744
2745 if (fields) LIST_FOR_EACH_ENTRY( field, fields, const var_t, entry )
2746 if (field->type) check_field_common(type, type->name, field);
2747 }
2748
2749 /* checks that arguments for a function make sense for marshalling and unmarshalling */
check_remoting_args(const var_t * func)2750 static void check_remoting_args(const var_t *func)
2751 {
2752 const char *funcname = func->name;
2753 const var_t *arg;
2754
2755 if (func->type->details.function->args) LIST_FOR_EACH_ENTRY( arg, func->type->details.function->args, const var_t, entry )
2756 {
2757 const type_t *type = arg->type;
2758
2759 /* check that [out] parameters have enough pointer levels */
2760 if (is_attr(arg->attrs, ATTR_OUT))
2761 {
2762 switch (typegen_detect_type(type, arg->attrs, TDT_ALL_TYPES))
2763 {
2764 case TGT_BASIC:
2765 case TGT_ENUM:
2766 case TGT_RANGE:
2767 case TGT_STRUCT:
2768 case TGT_UNION:
2769 case TGT_CTXT_HANDLE:
2770 case TGT_USER_TYPE:
2771 error_loc_info(&arg->loc_info, "out parameter \'%s\' of function \'%s\' is not a pointer\n", arg->name, funcname);
2772 break;
2773 case TGT_IFACE_POINTER:
2774 error_loc_info(&arg->loc_info, "out interface pointer \'%s\' of function \'%s\' is not a double pointer\n", arg->name, funcname);
2775 break;
2776 case TGT_STRING:
2777 if (is_array(type))
2778 {
2779 /* needs conformance or fixed dimension */
2780 if (type_array_has_conformance(type) &&
2781 type_array_get_conformance(type)->type != EXPR_VOID) break;
2782 if (!type_array_has_conformance(type) && type_array_get_dim(type)) break;
2783 }
2784 if (is_attr( arg->attrs, ATTR_IN )) break;
2785 error_loc_info(&arg->loc_info, "out parameter \'%s\' of function \'%s\' cannot be an unsized string\n", arg->name, funcname);
2786 break;
2787 case TGT_INVALID:
2788 /* already error'd before we get here */
2789 case TGT_CTXT_HANDLE_POINTER:
2790 case TGT_POINTER:
2791 case TGT_ARRAY:
2792 /* OK */
2793 break;
2794 }
2795 }
2796
2797 check_field_common(func->type, funcname, arg);
2798 }
2799
2800 if (type_get_type(type_function_get_rettype(func->type)) != TYPE_VOID)
2801 {
2802 var_t var;
2803 var = *func;
2804 var.type = type_function_get_rettype(func->type);
2805 var.name = xstrdup("return value");
2806 check_field_common(func->type, funcname, &var);
2807 free(var.name);
2808 }
2809 }
2810
add_explicit_handle_if_necessary(const type_t * iface,var_t * func)2811 static void add_explicit_handle_if_necessary(const type_t *iface, var_t *func)
2812 {
2813 unsigned char explicit_fc, implicit_fc;
2814
2815 /* check for a defined binding handle */
2816 if (!get_func_handle_var( iface, func, &explicit_fc, &implicit_fc ) || !explicit_fc)
2817 {
2818 /* no explicit handle specified so add
2819 * "[in] handle_t IDL_handle" as the first parameter to the
2820 * function */
2821 var_t *idl_handle = make_var(xstrdup("IDL_handle"));
2822 idl_handle->attrs = append_attr(NULL, make_attr(ATTR_IN));
2823 idl_handle->type = find_type_or_error("handle_t", 0);
2824 type_function_add_head_arg(func->type, idl_handle);
2825 }
2826 }
2827
check_functions(const type_t * iface,int is_inside_library)2828 static void check_functions(const type_t *iface, int is_inside_library)
2829 {
2830 const statement_t *stmt;
2831 if (is_attr(iface->attrs, ATTR_EXPLICIT_HANDLE))
2832 {
2833 STATEMENTS_FOR_EACH_FUNC( stmt, type_iface_get_stmts(iface) )
2834 {
2835 var_t *func = stmt->u.var;
2836 add_explicit_handle_if_necessary(iface, func);
2837 }
2838 }
2839 if (!is_inside_library && !is_attr(iface->attrs, ATTR_LOCAL))
2840 {
2841 STATEMENTS_FOR_EACH_FUNC( stmt, type_iface_get_stmts(iface) )
2842 {
2843 const var_t *func = stmt->u.var;
2844 if (!is_attr(func->attrs, ATTR_LOCAL))
2845 check_remoting_args(func);
2846 }
2847 }
2848 }
2849
concat_str(const char * prefix,const char * str)2850 static char *concat_str(const char *prefix, const char *str)
2851 {
2852 char *ret = xmalloc(strlen(prefix) + strlen(str) + 1);
2853 strcpy(ret, prefix);
2854 strcat(ret, str);
2855 return ret;
2856 }
2857
async_iface_attrs(attr_list_t * attrs,const attr_t * attr)2858 static int async_iface_attrs(attr_list_t *attrs, const attr_t *attr)
2859 {
2860 switch(attr->type)
2861 {
2862 case ATTR_UUID:
2863 return 0;
2864 case ATTR_ASYNCUUID:
2865 append_attr(attrs, make_attrp(ATTR_UUID, attr->u.pval));
2866 return 0;
2867 default:
2868 return 1;
2869 }
2870 }
2871
arg_in_attrs(attr_list_t * attrs,const attr_t * attr)2872 static int arg_in_attrs(attr_list_t *attrs, const attr_t *attr)
2873 {
2874 return attr->type != ATTR_OUT && attr->type != ATTR_RETVAL;
2875 }
2876
arg_out_attrs(attr_list_t * attrs,const attr_t * attr)2877 static int arg_out_attrs(attr_list_t *attrs, const attr_t *attr)
2878 {
2879 return attr->type != ATTR_IN;
2880 }
2881
check_async_uuid(type_t * iface)2882 static void check_async_uuid(type_t *iface)
2883 {
2884 statement_list_t *stmts = NULL;
2885 statement_t *stmt;
2886 type_t *async_iface;
2887 type_t *inherit;
2888
2889 if (!is_attr(iface->attrs, ATTR_ASYNCUUID)) return;
2890
2891 inherit = iface->details.iface->inherit;
2892 if (inherit && strcmp(inherit->name, "IUnknown"))
2893 inherit = inherit->details.iface->async_iface;
2894 if (!inherit)
2895 error_loc("async_uuid applied to an interface with incompatible parent\n");
2896
2897 async_iface = get_type(TYPE_INTERFACE, concat_str("Async", iface->name), iface->namespace, 0);
2898 async_iface->attrs = map_attrs(iface->attrs, async_iface_attrs);
2899
2900 STATEMENTS_FOR_EACH_FUNC( stmt, type_iface_get_stmts(iface) )
2901 {
2902 var_t *begin_func, *finish_func, *func = stmt->u.var, *arg;
2903 var_list_t *begin_args = NULL, *finish_args = NULL, *args;
2904
2905 args = func->type->details.function->args;
2906 if (args) LIST_FOR_EACH_ENTRY(arg, args, var_t, entry)
2907 {
2908 if (is_attr(arg->attrs, ATTR_IN) || !is_attr(arg->attrs, ATTR_OUT))
2909 begin_args = append_var(begin_args, copy_var(arg, strdup(arg->name), arg_in_attrs));
2910 if (is_attr(arg->attrs, ATTR_OUT))
2911 finish_args = append_var(finish_args, copy_var(arg, strdup(arg->name), arg_out_attrs));
2912 }
2913
2914 begin_func = copy_var(func, concat_str("Begin_", func->name), NULL);
2915 begin_func->type = type_new_function(begin_args);
2916 begin_func->type->attrs = func->attrs;
2917 begin_func->type->details.function->retval = func->type->details.function->retval;
2918 stmts = append_statement(stmts, make_statement_declaration(begin_func));
2919
2920 finish_func = copy_var(func, concat_str("Finish_", func->name), NULL);
2921 finish_func->type = type_new_function(finish_args);
2922 finish_func->type->attrs = func->attrs;
2923 finish_func->type->details.function->retval = func->type->details.function->retval;
2924 stmts = append_statement(stmts, make_statement_declaration(finish_func));
2925 }
2926
2927 type_interface_define(async_iface, inherit, stmts);
2928 iface->details.iface->async_iface = async_iface->details.iface->async_iface = async_iface;
2929 }
2930
check_statements(const statement_list_t * stmts,int is_inside_library)2931 static void check_statements(const statement_list_t *stmts, int is_inside_library)
2932 {
2933 const statement_t *stmt;
2934
2935 if (stmts) LIST_FOR_EACH_ENTRY(stmt, stmts, const statement_t, entry)
2936 {
2937 switch(stmt->type) {
2938 case STMT_LIBRARY:
2939 check_statements(stmt->u.lib->stmts, TRUE);
2940 break;
2941 case STMT_TYPE:
2942 switch(type_get_type(stmt->u.type)) {
2943 case TYPE_INTERFACE:
2944 check_functions(stmt->u.type, is_inside_library);
2945 break;
2946 case TYPE_COCLASS:
2947 if(winrt_mode)
2948 error_loc("coclass is not allowed in Windows Runtime mode\n");
2949 break;
2950 default:
2951 break;
2952 }
2953 break;
2954 default:
2955 break;
2956 }
2957 }
2958 }
2959
check_all_user_types(const statement_list_t * stmts)2960 static void check_all_user_types(const statement_list_t *stmts)
2961 {
2962 const statement_t *stmt;
2963
2964 if (stmts) LIST_FOR_EACH_ENTRY(stmt, stmts, const statement_t, entry)
2965 {
2966 if (stmt->type == STMT_LIBRARY)
2967 check_all_user_types(stmt->u.lib->stmts);
2968 else if (stmt->type == STMT_TYPE && type_get_type(stmt->u.type) == TYPE_INTERFACE &&
2969 !is_local(stmt->u.type->attrs))
2970 {
2971 const statement_t *stmt_func;
2972 STATEMENTS_FOR_EACH_FUNC(stmt_func, type_iface_get_stmts(stmt->u.type)) {
2973 const var_t *func = stmt_func->u.var;
2974 check_for_additional_prototype_types(func->type->details.function->args);
2975 }
2976 }
2977 }
2978 }
2979
is_valid_uuid(const char * s)2980 int is_valid_uuid(const char *s)
2981 {
2982 int i;
2983
2984 for (i = 0; i < 36; ++i)
2985 if (i == 8 || i == 13 || i == 18 || i == 23)
2986 {
2987 if (s[i] != '-')
2988 return FALSE;
2989 }
2990 else
2991 if (!isxdigit(s[i]))
2992 return FALSE;
2993
2994 return s[i] == '\0';
2995 }
2996
make_statement(enum statement_type type)2997 static statement_t *make_statement(enum statement_type type)
2998 {
2999 statement_t *stmt = xmalloc(sizeof(*stmt));
3000 stmt->type = type;
3001 return stmt;
3002 }
3003
make_statement_type_decl(type_t * type)3004 static statement_t *make_statement_type_decl(type_t *type)
3005 {
3006 statement_t *stmt = make_statement(STMT_TYPE);
3007 stmt->u.type = type;
3008 return stmt;
3009 }
3010
make_statement_reference(type_t * type)3011 static statement_t *make_statement_reference(type_t *type)
3012 {
3013 statement_t *stmt = make_statement(STMT_TYPEREF);
3014 stmt->u.type = type;
3015 return stmt;
3016 }
3017
make_statement_declaration(var_t * var)3018 static statement_t *make_statement_declaration(var_t *var)
3019 {
3020 statement_t *stmt = make_statement(STMT_DECLARATION);
3021 stmt->u.var = var;
3022 if (var->stgclass == STG_EXTERN && var->eval)
3023 warning("'%s' initialised and declared extern\n", var->name);
3024 if (is_const_decl(var))
3025 {
3026 if (var->eval)
3027 reg_const(var);
3028 }
3029 else if (type_get_type(var->type) == TYPE_FUNCTION)
3030 check_function_attrs(var->name, var->attrs);
3031 else if (var->stgclass == STG_NONE || var->stgclass == STG_REGISTER)
3032 error_loc("instantiation of data is illegal\n");
3033 return stmt;
3034 }
3035
make_statement_library(typelib_t * typelib)3036 static statement_t *make_statement_library(typelib_t *typelib)
3037 {
3038 statement_t *stmt = make_statement(STMT_LIBRARY);
3039 stmt->u.lib = typelib;
3040 return stmt;
3041 }
3042
make_statement_pragma(const char * str)3043 static statement_t *make_statement_pragma(const char *str)
3044 {
3045 statement_t *stmt = make_statement(STMT_PRAGMA);
3046 stmt->u.str = str;
3047 return stmt;
3048 }
3049
make_statement_cppquote(const char * str)3050 static statement_t *make_statement_cppquote(const char *str)
3051 {
3052 statement_t *stmt = make_statement(STMT_CPPQUOTE);
3053 stmt->u.str = str;
3054 return stmt;
3055 }
3056
make_statement_importlib(const char * str)3057 static statement_t *make_statement_importlib(const char *str)
3058 {
3059 statement_t *stmt = make_statement(STMT_IMPORTLIB);
3060 stmt->u.str = str;
3061 return stmt;
3062 }
3063
make_statement_import(const char * str)3064 static statement_t *make_statement_import(const char *str)
3065 {
3066 statement_t *stmt = make_statement(STMT_IMPORT);
3067 stmt->u.str = str;
3068 return stmt;
3069 }
3070
make_statement_module(type_t * type)3071 static statement_t *make_statement_module(type_t *type)
3072 {
3073 statement_t *stmt = make_statement(STMT_MODULE);
3074 stmt->u.type = type;
3075 return stmt;
3076 }
3077
make_statement_typedef(declarator_list_t * decls)3078 static statement_t *make_statement_typedef(declarator_list_t *decls)
3079 {
3080 declarator_t *decl, *next;
3081 statement_t *stmt;
3082 type_list_t **type_list;
3083
3084 if (!decls) return NULL;
3085
3086 stmt = make_statement(STMT_TYPEDEF);
3087 stmt->u.type_list = NULL;
3088 type_list = &stmt->u.type_list;
3089
3090 LIST_FOR_EACH_ENTRY_SAFE( decl, next, decls, declarator_t, entry )
3091 {
3092 var_t *var = decl->var;
3093 type_t *type = find_type_or_error(var->name, 0);
3094 *type_list = xmalloc(sizeof(type_list_t));
3095 (*type_list)->type = type;
3096 (*type_list)->next = NULL;
3097
3098 type_list = &(*type_list)->next;
3099 free(decl);
3100 free(var);
3101 }
3102
3103 return stmt;
3104 }
3105
append_statements(statement_list_t * l1,statement_list_t * l2)3106 static statement_list_t *append_statements(statement_list_t *l1, statement_list_t *l2)
3107 {
3108 if (!l2) return l1;
3109 if (!l1 || l1 == l2) return l2;
3110 list_move_tail (l1, l2);
3111 return l1;
3112 }
3113
append_attribs(attr_list_t * l1,attr_list_t * l2)3114 static attr_list_t *append_attribs(attr_list_t *l1, attr_list_t *l2)
3115 {
3116 if (!l2) return l1;
3117 if (!l1 || l1 == l2) return l2;
3118 list_move_tail (l1, l2);
3119 return l1;
3120 }
3121
append_statement(statement_list_t * list,statement_t * stmt)3122 static statement_list_t *append_statement(statement_list_t *list, statement_t *stmt)
3123 {
3124 if (!stmt) return list;
3125 if (!list)
3126 {
3127 list = xmalloc( sizeof(*list) );
3128 list_init( list );
3129 }
3130 list_add_tail( list, &stmt->entry );
3131 return list;
3132 }
3133
init_loc_info(loc_info_t * i)3134 void init_loc_info(loc_info_t *i)
3135 {
3136 i->input_name = input_name ? input_name : "stdin";
3137 i->line_number = line_number;
3138 i->near_text = parser_text;
3139 }
3140
check_def(const type_t * t)3141 static void check_def(const type_t *t)
3142 {
3143 if (t->defined)
3144 error_loc("%s: redefinition error; original definition was at %s:%d\n",
3145 t->name, t->loc_info.input_name, t->loc_info.line_number);
3146 }
3147