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widl: Make structs containing user types bogus; fix square_test_us test failure.
[wine/testsucceed.git] / tools / widl / parser.y
blobae7f8f199d75f4fee685f78f826a5ab3e14ff98d
1 %{
2 /*
3 * IDL Compiler
4 *
5 * Copyright 2002 Ove Kaaven
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 */
21
22 #include "config.h"
23
24 #include <stdio.h>
25 #include <stdlib.h>
26 #include <stdarg.h>
27 #include <assert.h>
28 #include <ctype.h>
29 #include <string.h>
30 #ifdef HAVE_ALLOCA_H
31 #include <alloca.h>
32 #endif
33
34 #include "windef.h"
35
36 #include "widl.h"
37 #include "utils.h"
38 #include "parser.h"
39 #include "header.h"
40 #include "typelib.h"
41 #include "typegen.h"
42
43 #if defined(YYBYACC)
44 /* Berkeley yacc (byacc) doesn't seem to know about these */
45 /* Some *BSD supplied versions do define these though */
46 # ifndef YYEMPTY
47 # define YYEMPTY (-1) /* Empty lookahead value of yychar */
48 # endif
49 # ifndef YYLEX
50 # define YYLEX yylex()
51 # endif
52
53 #elif defined(YYBISON)
54 /* Bison was used for original development */
55 /* #define YYEMPTY -2 */
56 /* #define YYLEX yylex() */
57
58 #else
59 /* No yacc we know yet */
60 # if !defined(YYEMPTY) || !defined(YYLEX)
61 # error Yacc version/type unknown. This version needs to be verified for settings of YYEMPTY and YYLEX.
62 # elif defined(__GNUC__) /* gcc defines the #warning directive */
63 # warning Yacc version/type unknown. It defines YYEMPTY and YYLEX, but is not tested
64 /* #else we just take a chance that it works... */
65 # endif
66 #endif
67
68 unsigned char pointer_default = RPC_FC_UP;
69
70 typedef struct list typelist_t;
71 struct typenode {
72 type_t *type;
73 struct list entry;
74 };
75
76 typelist_t incomplete_types = LIST_INIT(incomplete_types);
77
78 static void add_incomplete(type_t *t);
79 static void fix_incomplete(void);
80
81 static str_list_t *append_str(str_list_t *list, char *str);
82 static attr_list_t *append_attr(attr_list_t *list, attr_t *attr);
83 static attr_t *make_attr(enum attr_type type);
84 static attr_t *make_attrv(enum attr_type type, unsigned long val);
85 static attr_t *make_attrp(enum attr_type type, void *val);
86 static expr_t *make_expr(enum expr_type type);
87 static expr_t *make_exprl(enum expr_type type, long val);
88 static expr_t *make_exprd(enum expr_type type, double val);
89 static expr_t *make_exprs(enum expr_type type, char *val);
90 static expr_t *make_exprt(enum expr_type type, type_t *tref, expr_t *expr);
91 static expr_t *make_expr1(enum expr_type type, expr_t *expr);
92 static expr_t *make_expr2(enum expr_type type, expr_t *exp1, expr_t *exp2);
93 static expr_t *make_expr3(enum expr_type type, expr_t *expr1, expr_t *expr2, expr_t *expr3);
94 static type_t *make_type(unsigned char type, type_t *ref);
95 static expr_list_t *append_expr(expr_list_t *list, expr_t *expr);
96 static array_dims_t *append_array(array_dims_t *list, expr_t *expr);
97 static void set_type(var_t *v, type_t *type, int ptr_level, array_dims_t *arr, int top);
98 static ifref_list_t *append_ifref(ifref_list_t *list, ifref_t *iface);
99 static ifref_t *make_ifref(type_t *iface);
100 static var_list_t *append_var(var_list_t *list, var_t *var);
101 static var_t *make_var(char *name);
102 static pident_list_t *append_pident(pident_list_t *list, pident_t *p);
103 static pident_t *make_pident(var_t *var);
104 static func_list_t *append_func(func_list_t *list, func_t *func);
105 static func_t *make_func(var_t *def, var_list_t *args);
106 static type_t *make_class(char *name);
107 static type_t *make_safearray(type_t *type);
108 static type_t *make_builtin(char *name);
109 static type_t *make_int(int sign);
110
111 static type_t *reg_type(type_t *type, const char *name, int t);
112 static type_t *reg_typedefs(type_t *type, var_list_t *names, attr_list_t *attrs);
113 static type_t *find_type(const char *name, int t);
114 static type_t *find_type2(char *name, int t);
115 static type_t *get_type(unsigned char type, char *name, int t);
116 static type_t *get_typev(unsigned char type, var_t *name, int t);
117 static int get_struct_type(var_list_t *fields);
118
119 static var_t *reg_const(var_t *var);
120 static var_t *find_const(char *name, int f);
121
122 static void write_libid(const char *name, const attr_list_t *attr);
123 static void write_clsid(type_t *cls);
124 static void write_diid(type_t *iface);
125 static void write_iid(type_t *iface);
126
127 static int compute_method_indexes(type_t *iface);
128 static char *gen_name(void);
129 static void process_typedefs(var_list_t *names);
130 static void check_arg(var_t *arg);
131 static void check_all_user_types(ifref_list_t *ifaces);
132
133 #define tsENUM 1
134 #define tsSTRUCT 2
135 #define tsUNION 3
136
137 %}
138 %union {
139 attr_t *attr;
140 attr_list_t *attr_list;
141 str_list_t *str_list;
142 expr_t *expr;
143 expr_list_t *expr_list;
144 array_dims_t *array_dims;
145 type_t *type;
146 var_t *var;
147 var_list_t *var_list;
148 pident_t *pident;
149 pident_list_t *pident_list;
150 func_t *func;
151 func_list_t *func_list;
152 ifref_t *ifref;
153 ifref_list_t *ifref_list;
154 char *str;
155 UUID *uuid;
156 unsigned int num;
157 double dbl;
158 }
159
160 %token <str> aIDENTIFIER
161 %token <str> aKNOWNTYPE
162 %token <num> aNUM aHEXNUM
163 %token <dbl> aDOUBLE
164 %token <str> aSTRING
165 %token <uuid> aUUID
166 %token aEOF
167 %token SHL SHR
168 %token tAGGREGATABLE tALLOCATE tAPPOBJECT tASYNC tASYNCUUID
169 %token tAUTOHANDLE tBINDABLE tBOOLEAN tBROADCAST tBYTE tBYTECOUNT
170 %token tCALLAS tCALLBACK tCASE tCDECL tCHAR tCOCLASS tCODE tCOMMSTATUS
171 %token tCONST tCONTEXTHANDLE tCONTEXTHANDLENOSERIALIZE
172 %token tCONTEXTHANDLESERIALIZE tCONTROL tCPPQUOTE
173 %token tDEFAULT
174 %token tDEFAULTCOLLELEM
175 %token tDEFAULTVALUE
176 %token tDEFAULTVTABLE
177 %token tDISPLAYBIND
178 %token tDISPINTERFACE
179 %token tDLLNAME tDOUBLE tDUAL
180 %token tENDPOINT
181 %token tENTRY tENUM tERRORSTATUST
182 %token tEXPLICITHANDLE tEXTERN
183 %token tFALSE
184 %token tFLOAT
185 %token tHANDLE
186 %token tHANDLET
187 %token tHELPCONTEXT tHELPFILE
188 %token tHELPSTRING tHELPSTRINGCONTEXT tHELPSTRINGDLL
189 %token tHIDDEN
190 %token tHYPER tID tIDEMPOTENT
191 %token tIIDIS
192 %token tIMMEDIATEBIND
193 %token tIMPLICITHANDLE
194 %token tIMPORT tIMPORTLIB
195 %token tIN tINLINE
196 %token tINPUTSYNC
197 %token tINT tINT64
198 %token tINTERFACE
199 %token tLCID
200 %token tLENGTHIS tLIBRARY
201 %token tLOCAL
202 %token tLONG
203 %token tMETHODS
204 %token tMODULE
205 %token tNONBROWSABLE
206 %token tNONCREATABLE
207 %token tNONEXTENSIBLE
208 %token tOBJECT tODL tOLEAUTOMATION
209 %token tOPTIONAL
210 %token tOUT
211 %token tPOINTERDEFAULT
212 %token tPROPERTIES
213 %token tPROPGET tPROPPUT tPROPPUTREF
214 %token tPTR
215 %token tPUBLIC
216 %token tRANGE
217 %token tREADONLY tREF
218 %token tREQUESTEDIT
219 %token tRESTRICTED
220 %token tRETVAL
221 %token tSAFEARRAY
222 %token tSHORT
223 %token tSIGNED
224 %token tSINGLE
225 %token tSIZEIS tSIZEOF
226 %token tSMALL
227 %token tSOURCE
228 %token tSTDCALL
229 %token tSTRING tSTRUCT
230 %token tSWITCH tSWITCHIS tSWITCHTYPE
231 %token tTRANSMITAS
232 %token tTRUE
233 %token tTYPEDEF
234 %token tUNION
235 %token tUNIQUE
236 %token tUNSIGNED
237 %token tUUID
238 %token tV1ENUM
239 %token tVARARG
240 %token tVERSION
241 %token tVOID
242 %token tWCHAR tWIREMARSHAL
243
244 %type <attr> attribute
245 %type <attr_list> m_attributes attributes attrib_list
246 %type <str_list> str_list
247 %type <expr> m_expr expr expr_const
248 %type <expr_list> m_exprs /* exprs expr_list */ expr_list_const
249 %type <array_dims> array array_list
250 %type <type> inherit interface interfacehdr interfacedef interfacedec
251 %type <type> dispinterface dispinterfacehdr dispinterfacedef
252 %type <type> module modulehdr moduledef
253 %type <type> base_type int_std
254 %type <type> enumdef structdef uniondef
255 %type <type> type
256 %type <ifref> coclass_int
257 %type <ifref_list> gbl_statements coclass_ints
258 %type <var> arg field s_field case enum constdef externdef
259 %type <var_list> m_args no_args args fields cases enums enum_list dispint_props
260 %type <var> m_ident t_ident ident
261 %type <pident> p_ident pident
262 %type <pident_list> pident_list
263 %type <func> funcdef
264 %type <func_list> int_statements dispint_meths
265 %type <type> coclass coclasshdr coclassdef
266 %type <num> pointer_type version
267 %type <str> libraryhdr
268
269 %left ','
270 %right '?' ':'
271 %left '|'
272 %left '&'
273 %left '-' '+'
274 %left '*' '/'
275 %left SHL SHR
276 %right '~'
277 %right CAST
278 %right PPTR
279 %right NEG
280
281 %%
282
283 input: gbl_statements { fix_incomplete();
284 check_all_user_types($1);
285 write_proxies($1);
286 write_client($1);
287 write_server($1);
288 }
289 ;
290
291 gbl_statements: { $$ = NULL; }
292 | gbl_statements interfacedec { $$ = $1; }
293 | gbl_statements interfacedef { $$ = append_ifref( $1, make_ifref($2) ); }
294 | gbl_statements coclass ';' { $$ = $1;
295 reg_type($2, $2->name, 0);
296 if (!parse_only && do_header) write_coclass_forward($2);
297 }
298 | gbl_statements coclassdef { $$ = $1;
299 add_typelib_entry($2);
300 reg_type($2, $2->name, 0);
301 if (!parse_only && do_header) write_coclass_forward($2);
302 }
303 | gbl_statements moduledef { $$ = $1; add_typelib_entry($2); }
304 | gbl_statements librarydef { $$ = $1; }
305 | gbl_statements statement { $$ = $1; }
306 ;
307
308 imp_statements: {}
309 | imp_statements interfacedec { if (!parse_only) add_typelib_entry($2); }
310 | imp_statements interfacedef { if (!parse_only) add_typelib_entry($2); }
311 | imp_statements coclass ';' { reg_type($2, $2->name, 0); if (!parse_only && do_header) write_coclass_forward($2); }
312 | imp_statements coclassdef { if (!parse_only) add_typelib_entry($2);
313 reg_type($2, $2->name, 0);
314 if (!parse_only && do_header) write_coclass_forward($2);
315 }
316 | imp_statements moduledef { if (!parse_only) add_typelib_entry($2); }
317 | imp_statements statement {}
318 | imp_statements importlib {}
319 ;
320
321 int_statements: { $$ = NULL; }
322 | int_statements funcdef ';' { $$ = append_func( $1, $2 ); }
323 | int_statements statement { $$ = $1; }
324 ;
325
326 statement: ';' {}
327 | constdef ';' { if (!parse_only && do_header) { write_constdef($1); } }
328 | cppquote {}
329 | enumdef ';' { if (!parse_only && do_header) {
330 write_type_def_or_decl(header, $1, FALSE, NULL);
331 fprintf(header, ";\n\n");
332 }
333 }
334 | externdef ';' { if (!parse_only && do_header) { write_externdef($1); } }
335 | import {}
336 | structdef ';' { if (!parse_only && do_header) {
337 write_type_def_or_decl(header, $1, FALSE, NULL);
338 fprintf(header, ";\n\n");
339 }
340 }
341 | typedef ';' {}
342 | uniondef ';' { if (!parse_only && do_header) {
343 write_type_def_or_decl(header, $1, FALSE, NULL);
344 fprintf(header, ";\n\n");
345 }
346 }
347 ;
348
349 cppquote: tCPPQUOTE '(' aSTRING ')' { if (!parse_only && do_header) fprintf(header, "%s\n", $3); }
350 ;
351 import_start: tIMPORT aSTRING ';' { assert(yychar == YYEMPTY);
352 if (!do_import($2)) yychar = aEOF; }
353 ;
354 import: import_start imp_statements aEOF {}
355 ;
356
357 importlib: tIMPORTLIB '(' aSTRING ')' { if(!parse_only) add_importlib($3); }
358 ;
359
360 libraryhdr: tLIBRARY aIDENTIFIER { $$ = $2; }
361 ;
362 library_start: attributes libraryhdr '{' { start_typelib($2, $1);
363 if (!parse_only && do_header) write_library($2, $1);
364 if (!parse_only && do_idfile) write_libid($2, $1);
365 }
366 ;
367 librarydef: library_start imp_statements '}' { end_typelib(); }
368 ;
369
370 m_args: { $$ = NULL; }
371 | args
372 ;
373
374 no_args: tVOID { $$ = NULL; }
375 ;
376
377 args: arg { check_arg($1); $$ = append_var( NULL, $1 ); }
378 | args ',' arg { check_arg($3); $$ = append_var( $1, $3); }
379 | no_args
380 ;
381
382 /* split into two rules to get bison to resolve a tVOID conflict */
383 arg: attributes type pident array { $$ = $3->var;
384 $$->attrs = $1;
385 set_type($$, $2, $3->ptr_level, $4, TRUE);
386 free($3);
387 }
388 | type pident array { $$ = $2->var;
389 set_type($$, $1, $2->ptr_level, $3, TRUE);
390 free($2);
391 }
392 | attributes type pident '(' m_args ')' { $$ = $3->var;
393 $$->attrs = $1;
394 set_type($$, $2, $3->ptr_level - 1, NULL, TRUE);
395 free($3);
396 $$->args = $5;
397 }
398 | type pident '(' m_args ')' { $$ = $2->var;
399 set_type($$, $1, $2->ptr_level - 1, NULL, TRUE);
400 free($2);
401 $$->args = $4;
402 }
403 ;
404
405 array: { $$ = NULL; }
406 | '[' array_list ']' { $$ = $2; }
407 | '[' '*' ']' { $$ = append_array( NULL, make_expr(EXPR_VOID) ); }
408 ;
409
410 array_list: m_expr /* size of first dimension is optional */ { $$ = append_array( NULL, $1 ); }
411 | array_list ',' expr { $$ = append_array( $1, $3 ); }
412 | array_list ']' '[' expr { $$ = append_array( $1, $4 ); }
413 ;
414
415 m_attributes: { $$ = NULL; }
416 | attributes
417 ;
418
419 attributes:
420 '[' attrib_list ']' { $$ = $2;
421 if (!$$)
422 yyerror("empty attribute lists unsupported");
423 }
424 ;
425
426 attrib_list: attribute { $$ = append_attr( NULL, $1 ); }
427 | attrib_list ',' attribute { $$ = append_attr( $1, $3 ); }
428 | attrib_list ']' '[' attribute { $$ = append_attr( $1, $4 ); }
429 ;
430
431 str_list: aSTRING { $$ = append_str( NULL, $1 ); }
432 | str_list ',' aSTRING { $$ = append_str( $1, $3 ); }
433 ;
434
435 attribute: { $$ = NULL; }
436 | tAGGREGATABLE { $$ = make_attr(ATTR_AGGREGATABLE); }
437 | tAPPOBJECT { $$ = make_attr(ATTR_APPOBJECT); }
438 | tASYNC { $$ = make_attr(ATTR_ASYNC); }
439 | tAUTOHANDLE { $$ = make_attr(ATTR_AUTO_HANDLE); }
440 | tBINDABLE { $$ = make_attr(ATTR_BINDABLE); }
441 | tCALLAS '(' ident ')' { $$ = make_attrp(ATTR_CALLAS, $3); }
442 | tCASE '(' expr_list_const ')' { $$ = make_attrp(ATTR_CASE, $3); }
443 | tCONTEXTHANDLE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); }
444 | tCONTEXTHANDLENOSERIALIZE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); /* RPC_CONTEXT_HANDLE_DONT_SERIALIZE */ }
445 | tCONTEXTHANDLESERIALIZE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); /* RPC_CONTEXT_HANDLE_SERIALIZE */ }
446 | tCONTROL { $$ = make_attr(ATTR_CONTROL); }
447 | tDEFAULT { $$ = make_attr(ATTR_DEFAULT); }
448 | tDEFAULTCOLLELEM { $$ = make_attr(ATTR_DEFAULTCOLLELEM); }
449 | tDEFAULTVALUE '(' expr_const ')' { $$ = make_attrp(ATTR_DEFAULTVALUE_EXPR, $3); }
450 | tDEFAULTVALUE '(' aSTRING ')' { $$ = make_attrp(ATTR_DEFAULTVALUE_STRING, $3); }
451 | tDEFAULTVTABLE { $$ = make_attr(ATTR_DEFAULTVTABLE); }
452 | tDISPLAYBIND { $$ = make_attr(ATTR_DISPLAYBIND); }
453 | tDLLNAME '(' aSTRING ')' { $$ = make_attrp(ATTR_DLLNAME, $3); }
454 | tDUAL { $$ = make_attr(ATTR_DUAL); }
455 | tENDPOINT '(' str_list ')' { $$ = make_attrp(ATTR_ENDPOINT, $3); }
456 | tENTRY '(' aSTRING ')' { $$ = make_attrp(ATTR_ENTRY_STRING, $3); }
457 | tENTRY '(' expr_const ')' { $$ = make_attrp(ATTR_ENTRY_ORDINAL, $3); }
458 | tEXPLICITHANDLE { $$ = make_attr(ATTR_EXPLICIT_HANDLE); }
459 | tHANDLE { $$ = make_attr(ATTR_HANDLE); }
460 | tHELPCONTEXT '(' expr_const ')' { $$ = make_attrp(ATTR_HELPCONTEXT, $3); }
461 | tHELPFILE '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPFILE, $3); }
462 | tHELPSTRING '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPSTRING, $3); }
463 | tHELPSTRINGCONTEXT '(' expr_const ')' { $$ = make_attrp(ATTR_HELPSTRINGCONTEXT, $3); }
464 | tHELPSTRINGDLL '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPSTRINGDLL, $3); }
465 | tHIDDEN { $$ = make_attr(ATTR_HIDDEN); }
466 | tID '(' expr_const ')' { $$ = make_attrp(ATTR_ID, $3); }
467 | tIDEMPOTENT { $$ = make_attr(ATTR_IDEMPOTENT); }
468 | tIIDIS '(' ident ')' { $$ = make_attrp(ATTR_IIDIS, $3); }
469 | tIMMEDIATEBIND { $$ = make_attr(ATTR_IMMEDIATEBIND); }
470 | tIMPLICITHANDLE '(' tHANDLET aIDENTIFIER ')' { $$ = make_attrp(ATTR_IMPLICIT_HANDLE, $4); }
471 | tIN { $$ = make_attr(ATTR_IN); }
472 | tINPUTSYNC { $$ = make_attr(ATTR_INPUTSYNC); }
473 | tLENGTHIS '(' m_exprs ')' { $$ = make_attrp(ATTR_LENGTHIS, $3); }
474 | tLOCAL { $$ = make_attr(ATTR_LOCAL); }
475 | tNONBROWSABLE { $$ = make_attr(ATTR_NONBROWSABLE); }
476 | tNONCREATABLE { $$ = make_attr(ATTR_NONCREATABLE); }
477 | tNONEXTENSIBLE { $$ = make_attr(ATTR_NONEXTENSIBLE); }
478 | tOBJECT { $$ = make_attr(ATTR_OBJECT); }
479 | tODL { $$ = make_attr(ATTR_ODL); }
480 | tOLEAUTOMATION { $$ = make_attr(ATTR_OLEAUTOMATION); }
481 | tOPTIONAL { $$ = make_attr(ATTR_OPTIONAL); }
482 | tOUT { $$ = make_attr(ATTR_OUT); }
483 | tPOINTERDEFAULT '(' pointer_type ')' { $$ = make_attrv(ATTR_POINTERDEFAULT, $3); }
484 | tPROPGET { $$ = make_attr(ATTR_PROPGET); }
485 | tPROPPUT { $$ = make_attr(ATTR_PROPPUT); }
486 | tPROPPUTREF { $$ = make_attr(ATTR_PROPPUTREF); }
487 | tPUBLIC { $$ = make_attr(ATTR_PUBLIC); }
488 | tRANGE '(' expr_const ',' expr_const ')' { expr_list_t *list = append_expr( NULL, $3 );
489 list = append_expr( list, $5 );
490 $$ = make_attrp(ATTR_RANGE, list); }
491 | tREADONLY { $$ = make_attr(ATTR_READONLY); }
492 | tREQUESTEDIT { $$ = make_attr(ATTR_REQUESTEDIT); }
493 | tRESTRICTED { $$ = make_attr(ATTR_RESTRICTED); }
494 | tRETVAL { $$ = make_attr(ATTR_RETVAL); }
495 | tSIZEIS '(' m_exprs ')' { $$ = make_attrp(ATTR_SIZEIS, $3); }
496 | tSOURCE { $$ = make_attr(ATTR_SOURCE); }
497 | tSTRING { $$ = make_attr(ATTR_STRING); }
498 | tSWITCHIS '(' expr ')' { $$ = make_attrp(ATTR_SWITCHIS, $3); }
499 | tSWITCHTYPE '(' type ')' { $$ = make_attrp(ATTR_SWITCHTYPE, $3); }
500 | tTRANSMITAS '(' type ')' { $$ = make_attrp(ATTR_TRANSMITAS, $3); }
501 | tUUID '(' aUUID ')' { $$ = make_attrp(ATTR_UUID, $3); }
502 | tV1ENUM { $$ = make_attr(ATTR_V1ENUM); }
503 | tVARARG { $$ = make_attr(ATTR_VARARG); }
504 | tVERSION '(' version ')' { $$ = make_attrv(ATTR_VERSION, $3); }
505 | tWIREMARSHAL '(' type ')' { $$ = make_attrp(ATTR_WIREMARSHAL, $3); }
506 | pointer_type { $$ = make_attrv(ATTR_POINTERTYPE, $1); }
507 ;
508
509 callconv:
510 | tSTDCALL
511 ;
512
513 cases: { $$ = NULL; }
514 | cases case { $$ = append_var( $1, $2 ); }
515 ;
516
517 case: tCASE expr ':' field { attr_t *a = make_attrp(ATTR_CASE, append_expr( NULL, $2 ));
518 $$ = $4; if (!$$) $$ = make_var(NULL);
519 $$->attrs = append_attr( $$->attrs, a );
520 }
521 | tDEFAULT ':' field { attr_t *a = make_attr(ATTR_DEFAULT);
522 $$ = $3; if (!$$) $$ = make_var(NULL);
523 $$->attrs = append_attr( $$->attrs, a );
524 }
525 ;
526
527 constdef: tCONST type ident '=' expr_const { $$ = reg_const($3);
528 set_type($$, $2, 0, NULL, FALSE);
529 $$->eval = $5;
530 }
531 ;
532
533 enums: { $$ = NULL; }
534 | enum_list ',' { $$ = $1; }
535 | enum_list
536 ;
537
538 enum_list: enum { if (!$1->eval)
539 $1->eval = make_exprl(EXPR_NUM, 0 /* default for first enum entry */);
540 $$ = append_var( NULL, $1 );
541 }
542 | enum_list ',' enum { if (!$3->eval)
543 {
544 var_t *last = LIST_ENTRY( list_tail($$), var_t, entry );
545 $3->eval = make_exprl(EXPR_NUM, last->eval->cval + 1);
546 }
547 $$ = append_var( $1, $3 );
548 }
549 ;
550
551 enum: ident '=' expr_const { $$ = reg_const($1);
552 $$->eval = $3;
553 $$->type = make_int(0);
554 }
555 | ident { $$ = reg_const($1);
556 $$->type = make_int(0);
557 }
558 ;
559
560 enumdef: tENUM t_ident '{' enums '}' { $$ = get_typev(RPC_FC_ENUM16, $2, tsENUM);
561 $$->kind = TKIND_ENUM;
562 $$->fields = $4;
563 $$->defined = TRUE;
564 if(in_typelib)
565 add_typelib_entry($$);
566 }
567 ;
568
569 m_exprs: m_expr { $$ = append_expr( NULL, $1 ); }
570 | m_exprs ',' m_expr { $$ = append_expr( $1, $3 ); }
571 ;
572
573 /*
574 exprs: { $$ = make_expr(EXPR_VOID); }
575 | expr_list
576 ;
577
578 expr_list: expr
579 | expr_list ',' expr { LINK($3, $1); $$ = $3; }
580 ;
581 */
582
583 m_expr: { $$ = make_expr(EXPR_VOID); }
584 | expr
585 ;
586
587 expr: aNUM { $$ = make_exprl(EXPR_NUM, $1); }
588 | aHEXNUM { $$ = make_exprl(EXPR_HEXNUM, $1); }
589 | aDOUBLE { $$ = make_exprd(EXPR_DOUBLE, $1); }
590 | tFALSE { $$ = make_exprl(EXPR_TRUEFALSE, 0); }
591 | tTRUE { $$ = make_exprl(EXPR_TRUEFALSE, 1); }
592 | aIDENTIFIER { $$ = make_exprs(EXPR_IDENTIFIER, $1); }
593 | expr '?' expr ':' expr { $$ = make_expr3(EXPR_COND, $1, $3, $5); }
594 | expr '|' expr { $$ = make_expr2(EXPR_OR , $1, $3); }
595 | expr '&' expr { $$ = make_expr2(EXPR_AND, $1, $3); }
596 | expr '+' expr { $$ = make_expr2(EXPR_ADD, $1, $3); }
597 | expr '-' expr { $$ = make_expr2(EXPR_SUB, $1, $3); }
598 | expr '*' expr { $$ = make_expr2(EXPR_MUL, $1, $3); }
599 | expr '/' expr { $$ = make_expr2(EXPR_DIV, $1, $3); }
600 | expr SHL expr { $$ = make_expr2(EXPR_SHL, $1, $3); }
601 | expr SHR expr { $$ = make_expr2(EXPR_SHR, $1, $3); }
602 | '~' expr { $$ = make_expr1(EXPR_NOT, $2); }
603 | '-' expr %prec NEG { $$ = make_expr1(EXPR_NEG, $2); }
604 | '*' expr %prec PPTR { $$ = make_expr1(EXPR_PPTR, $2); }
605 | '(' type ')' expr %prec CAST { $$ = make_exprt(EXPR_CAST, $2, $4); }
606 | tSIZEOF '(' type ')' { $$ = make_exprt(EXPR_SIZEOF, $3, NULL); }
607 | '(' expr ')' { $$ = $2; }
608 ;
609
610 expr_list_const: expr_const { $$ = append_expr( NULL, $1 ); }
611 | expr_list_const ',' expr_const { $$ = append_expr( $1, $3 ); }
612 ;
613
614 expr_const: expr { $$ = $1;
615 if (!$$->is_const)
616 yyerror("expression is not constant");
617 }
618 ;
619
620 externdef: tEXTERN tCONST type ident { $$ = $4;
621 set_type($$, $3, 0, NULL, FALSE);
622 }
623 ;
624
625 fields: { $$ = NULL; }
626 | fields field { $$ = append_var( $1, $2 ); }
627 ;
628
629 field: s_field ';' { $$ = $1; }
630 | m_attributes uniondef ';' { $$ = make_var(NULL); $$->type = $2; $$->attrs = $1; }
631 | attributes ';' { $$ = make_var(NULL); $$->attrs = $1; }
632 | ';' { $$ = NULL; }
633 ;
634
635 s_field: m_attributes type pident array { $$ = $3->var;
636 $$->attrs = $1;
637 set_type($$, $2, $3->ptr_level, $4, FALSE);
638 free($3);
639 }
640 ;
641
642 funcdef:
643 m_attributes type callconv pident
644 '(' m_args ')' { var_t *v = $4->var;
645 v->attrs = $1;
646 set_type(v, $2, $4->ptr_level, NULL, FALSE);
647 free($4);
648 $$ = make_func(v, $6);
649 if (is_attr(v->attrs, ATTR_IN)) {
650 yyerror("inapplicable attribute [in] for function '%s'",$$->def->name);
651 }
652 }
653 ;
654
655 m_ident: { $$ = NULL; }
656 | ident
657 ;
658
659 t_ident: { $$ = NULL; }
660 | aIDENTIFIER { $$ = make_var($1); }
661 | aKNOWNTYPE { $$ = make_var($1); }
662 ;
663
664 ident: aIDENTIFIER { $$ = make_var($1); }
665 /* some "reserved words" used in attributes are also used as field names in some MS IDL files */
666 | aKNOWNTYPE { $$ = make_var($<str>1); }
667 ;
668
669 base_type: tBYTE { $$ = make_builtin($<str>1); }
670 | tWCHAR { $$ = make_builtin($<str>1); }
671 | int_std
672 | tSIGNED int_std { $$ = $2; $$->sign = 1; }
673 | tUNSIGNED int_std { $$ = $2; $$->sign = -1;
674 switch ($$->type) {
675 case RPC_FC_CHAR: break;
676 case RPC_FC_SMALL: $$->type = RPC_FC_USMALL; break;
677 case RPC_FC_SHORT: $$->type = RPC_FC_USHORT; break;
678 case RPC_FC_LONG: $$->type = RPC_FC_ULONG; break;
679 case RPC_FC_HYPER:
680 if ($$->name[0] == 'h') /* hyper, as opposed to __int64 */
681 {
682 $$ = alias($$, "MIDL_uhyper");
683 $$->sign = 0;
684 }
685 break;
686 default: break;
687 }
688 }
689 | tUNSIGNED { $$ = make_int(-1); }
690 | tFLOAT { $$ = make_builtin($<str>1); }
691 | tSINGLE { $$ = duptype(find_type("float", 0), 1); }
692 | tDOUBLE { $$ = make_builtin($<str>1); }
693 | tBOOLEAN { $$ = make_builtin($<str>1); }
694 | tERRORSTATUST { $$ = make_builtin($<str>1); }
695 | tHANDLET { $$ = make_builtin($<str>1); }
696 ;
697
698 m_int:
699 | tINT
700 ;
701
702 int_std: tINT { $$ = make_builtin($<str>1); }
703 | tSHORT m_int { $$ = make_builtin($<str>1); }
704 | tSMALL { $$ = make_builtin($<str>1); }
705 | tLONG m_int { $$ = make_builtin($<str>1); }
706 | tHYPER m_int { $$ = make_builtin($<str>1); }
707 | tINT64 { $$ = make_builtin($<str>1); }
708 | tCHAR { $$ = make_builtin($<str>1); }
709 ;
710
711 coclass: tCOCLASS aIDENTIFIER { $$ = make_class($2); }
712 | tCOCLASS aKNOWNTYPE { $$ = find_type($2, 0);
713 if ($$->defined) yyerror("multiple definition error");
714 if ($$->kind != TKIND_COCLASS) yyerror("%s was not declared a coclass", $2);
715 }
716 ;
717
718 coclasshdr: attributes coclass { $$ = $2;
719 $$->attrs = $1;
720 if (!parse_only && do_header)
721 write_coclass($$);
722 if (!parse_only && do_idfile)
723 write_clsid($$);
724 }
725 ;
726
727 coclassdef: coclasshdr '{' coclass_ints '}' { $$ = $1;
728 $$->ifaces = $3;
729 $$->defined = TRUE;
730 }
731 ;
732
733 coclass_ints: { $$ = NULL; }
734 | coclass_ints coclass_int { $$ = append_ifref( $1, $2 ); }
735 ;
736
737 coclass_int:
738 m_attributes interfacedec { $$ = make_ifref($2); $$->attrs = $1; }
739 ;
740
741 dispinterface: tDISPINTERFACE aIDENTIFIER { $$ = get_type(0, $2, 0); $$->kind = TKIND_DISPATCH; }
742 | tDISPINTERFACE aKNOWNTYPE { $$ = get_type(0, $2, 0); $$->kind = TKIND_DISPATCH; }
743 ;
744
745 dispinterfacehdr: attributes dispinterface { attr_t *attrs;
746 $$ = $2;
747 if ($$->defined) yyerror("multiple definition error");
748 attrs = make_attr(ATTR_DISPINTERFACE);
749 $$->attrs = append_attr( $1, attrs );
750 $$->ref = find_type("IDispatch", 0);
751 if (!$$->ref) yyerror("IDispatch is undefined");
752 $$->defined = TRUE;
753 if (!parse_only && do_header) write_forward($$);
754 }
755 ;
756
757 dispint_props: tPROPERTIES ':' { $$ = NULL; }
758 | dispint_props s_field ';' { $$ = append_var( $1, $2 ); }
759 ;
760
761 dispint_meths: tMETHODS ':' { $$ = NULL; }
762 | dispint_meths funcdef ';' { $$ = append_func( $1, $2 ); }
763 ;
764
765 dispinterfacedef: dispinterfacehdr '{'
766 dispint_props
767 dispint_meths
768 '}' { $$ = $1;
769 $$->fields = $3;
770 $$->funcs = $4;
771 if (!parse_only && do_header) write_dispinterface($$);
772 if (!parse_only && do_idfile) write_diid($$);
773 }
774 | dispinterfacehdr
775 '{' interface ';' '}' { $$ = $1;
776 $$->fields = $3->fields;
777 $$->funcs = $3->funcs;
778 if (!parse_only && do_header) write_dispinterface($$);
779 if (!parse_only && do_idfile) write_diid($$);
780 }
781 ;
782
783 inherit: { $$ = NULL; }
784 | ':' aKNOWNTYPE { $$ = find_type2($2, 0); }
785 ;
786
787 interface: tINTERFACE aIDENTIFIER { $$ = get_type(RPC_FC_IP, $2, 0); $$->kind = TKIND_INTERFACE; }
788 | tINTERFACE aKNOWNTYPE { $$ = get_type(RPC_FC_IP, $2, 0); $$->kind = TKIND_INTERFACE; }
789 ;
790
791 interfacehdr: attributes interface { $$ = $2;
792 if ($$->defined) yyerror("multiple definition error");
793 $$->attrs = $1;
794 $$->defined = TRUE;
795 if (!parse_only && do_header) write_forward($$);
796 }
797 ;
798
799 interfacedef: interfacehdr inherit
800 '{' int_statements '}' { $$ = $1;
801 $$->ref = $2;
802 $$->funcs = $4;
803 compute_method_indexes($$);
804 if (!parse_only && do_header) write_interface($$);
805 if (!parse_only && do_idfile) write_iid($$);
806 }
807 /* MIDL is able to import the definition of a base class from inside the
808 * definition of a derived class, I'll try to support it with this rule */
809 | interfacehdr ':' aIDENTIFIER
810 '{' import int_statements '}' { $$ = $1;
811 $$->ref = find_type2($3, 0);
812 if (!$$->ref) yyerror("base class '%s' not found in import", $3);
813 $$->funcs = $6;
814 compute_method_indexes($$);
815 if (!parse_only && do_header) write_interface($$);
816 if (!parse_only && do_idfile) write_iid($$);
817 }
818 | dispinterfacedef { $$ = $1; }
819 ;
820
821 interfacedec:
822 interface ';' { $$ = $1; if (!parse_only && do_header) write_forward($$); }
823 | dispinterface ';' { $$ = $1; if (!parse_only && do_header) write_forward($$); }
824 ;
825
826 module: tMODULE aIDENTIFIER { $$ = make_type(0, NULL); $$->name = $2; $$->kind = TKIND_MODULE; }
827 | tMODULE aKNOWNTYPE { $$ = make_type(0, NULL); $$->name = $2; $$->kind = TKIND_MODULE; }
828 ;
829
830 modulehdr: attributes module { $$ = $2;
831 $$->attrs = $1;
832 }
833 ;
834
835 moduledef: modulehdr '{' int_statements '}' { $$ = $1;
836 $$->funcs = $3;
837 /* FIXME: if (!parse_only && do_header) write_module($$); */
838 }
839 ;
840
841 p_ident: '*' pident %prec PPTR { $$ = $2; $$->ptr_level++; }
842 | tCONST p_ident { $$ = $2; /* FIXME */ }
843 ;
844
845 pident: ident { $$ = make_pident($1); }
846 | p_ident
847 | '(' pident ')' { $$ = $2; }
848 ;
849
850 pident_list:
851 pident { $$ = append_pident( NULL, $1 ); }
852 | pident_list ',' pident { $$ = append_pident( $1, $3 ); }
853 ;
854
855 pointer_type:
856 tREF { $$ = RPC_FC_RP; }
857 | tUNIQUE { $$ = RPC_FC_UP; }
858 | tPTR { $$ = RPC_FC_FP; }
859 ;
860
861 structdef: tSTRUCT t_ident '{' fields '}' { $$ = get_typev(RPC_FC_STRUCT, $2, tsSTRUCT);
862 /* overwrite RPC_FC_STRUCT with a more exact type */
863 $$->type = get_struct_type( $4 );
864 $$->kind = TKIND_RECORD;
865 $$->fields = $4;
866 $$->defined = TRUE;
867 if(in_typelib)
868 add_typelib_entry($$);
869 }
870 ;
871
872 type: tVOID { $$ = duptype(find_type("void", 0), 1); }
873 | aKNOWNTYPE { $$ = find_type($1, 0); }
874 | base_type { $$ = $1; }
875 | tCONST type { $$ = duptype($2, 1); $$->is_const = TRUE; }
876 | enumdef { $$ = $1; }
877 | tENUM aIDENTIFIER { $$ = find_type2($2, tsENUM); }
878 | structdef { $$ = $1; }
879 | tSTRUCT aIDENTIFIER { $$ = get_type(RPC_FC_STRUCT, $2, tsSTRUCT); }
880 | uniondef { $$ = $1; }
881 | tUNION aIDENTIFIER { $$ = find_type2($2, tsUNION); }
882 | tSAFEARRAY '(' type ')' { $$ = make_safearray($3); }
883 ;
884
885 typedef: tTYPEDEF m_attributes type pident_list { reg_typedefs($3, $4, $2);
886 process_typedefs($4);
887 }
888 ;
889
890 uniondef: tUNION t_ident '{' fields '}' { $$ = get_typev(RPC_FC_NON_ENCAPSULATED_UNION, $2, tsUNION);
891 $$->kind = TKIND_UNION;
892 $$->fields = $4;
893 $$->defined = TRUE;
894 }
895 | tUNION t_ident
896 tSWITCH '(' s_field ')'
897 m_ident '{' cases '}' { var_t *u = $7;
898 $$ = get_typev(RPC_FC_ENCAPSULATED_UNION, $2, tsUNION);
899 $$->kind = TKIND_UNION;
900 if (!u) u = make_var( xstrdup("tagged_union") );
901 u->type = make_type(RPC_FC_NON_ENCAPSULATED_UNION, NULL);
902 u->type->kind = TKIND_UNION;
903 u->type->fields = $9;
904 u->type->defined = TRUE;
905 $$->fields = append_var( $$->fields, $5 );
906 $$->fields = append_var( $$->fields, u );
907 $$->defined = TRUE;
908 }
909 ;
910
911 version:
912 aNUM { $$ = MAKELONG($1, 0); }
913 | aNUM '.' aNUM { $$ = MAKELONG($1, $3); }
914 ;
915
916 %%
917
918 static void decl_builtin(const char *name, unsigned char type)
919 {
920 type_t *t = make_type(type, NULL);
921 t->name = xstrdup(name);
922 reg_type(t, name, 0);
923 }
924
925 static type_t *make_builtin(char *name)
926 {
927 /* NAME is strdup'd in the lexer */
928 type_t *t = duptype(find_type(name, 0), 0);
929 t->name = name;
930 return t;
931 }
932
933 static type_t *make_int(int sign)
934 {
935 type_t *t = duptype(find_type("int", 0), 1);
936
937 t->sign = sign;
938 if (sign < 0)
939 t->type = t->type == RPC_FC_LONG ? RPC_FC_ULONG : RPC_FC_USHORT;
940
941 return t;
942 }
943
944 void init_types(void)
945 {
946 decl_builtin("void", 0);
947 decl_builtin("byte", RPC_FC_BYTE);
948 decl_builtin("wchar_t", RPC_FC_WCHAR);
949 decl_builtin("int", RPC_FC_LONG); /* win32 */
950 decl_builtin("short", RPC_FC_SHORT);
951 decl_builtin("small", RPC_FC_SMALL);
952 decl_builtin("long", RPC_FC_LONG);
953 decl_builtin("hyper", RPC_FC_HYPER);
954 decl_builtin("__int64", RPC_FC_HYPER);
955 decl_builtin("char", RPC_FC_CHAR);
956 decl_builtin("float", RPC_FC_FLOAT);
957 decl_builtin("double", RPC_FC_DOUBLE);
958 decl_builtin("boolean", RPC_FC_BYTE);
959 decl_builtin("error_status_t", RPC_FC_ERROR_STATUS_T);
960 decl_builtin("handle_t", RPC_FC_BIND_PRIMITIVE);
961 }
962
963 static str_list_t *append_str(str_list_t *list, char *str)
964 {
965 struct str_list_entry_t *entry;
966
967 if (!str) return list;
968 if (!list)
969 {
970 list = xmalloc( sizeof(*list) );
971 list_init( list );
972 }
973 entry = xmalloc( sizeof(*entry) );
974 entry->str = str;
975 list_add_tail( list, &entry->entry );
976 return list;
977 }
978
979 static attr_list_t *append_attr(attr_list_t *list, attr_t *attr)
980 {
981 if (!attr) return list;
982 if (!list)
983 {
984 list = xmalloc( sizeof(*list) );
985 list_init( list );
986 }
987 list_add_tail( list, &attr->entry );
988 return list;
989 }
990
991 static attr_t *make_attr(enum attr_type type)
992 {
993 attr_t *a = xmalloc(sizeof(attr_t));
994 a->type = type;
995 a->u.ival = 0;
996 return a;
997 }
998
999 static attr_t *make_attrv(enum attr_type type, unsigned long val)
1000 {
1001 attr_t *a = xmalloc(sizeof(attr_t));
1002 a->type = type;
1003 a->u.ival = val;
1004 return a;
1005 }
1006
1007 static attr_t *make_attrp(enum attr_type type, void *val)
1008 {
1009 attr_t *a = xmalloc(sizeof(attr_t));
1010 a->type = type;
1011 a->u.pval = val;
1012 return a;
1013 }
1014
1015 static expr_t *make_expr(enum expr_type type)
1016 {
1017 expr_t *e = xmalloc(sizeof(expr_t));
1018 e->type = type;
1019 e->ref = NULL;
1020 e->u.lval = 0;
1021 e->is_const = FALSE;
1022 e->cval = 0;
1023 return e;
1024 }
1025
1026 static expr_t *make_exprl(enum expr_type type, long val)
1027 {
1028 expr_t *e = xmalloc(sizeof(expr_t));
1029 e->type = type;
1030 e->ref = NULL;
1031 e->u.lval = val;
1032 e->is_const = FALSE;
1033 /* check for numeric constant */
1034 if (type == EXPR_NUM || type == EXPR_HEXNUM || type == EXPR_TRUEFALSE) {
1035 /* make sure true/false value is valid */
1036 assert(type != EXPR_TRUEFALSE || val == 0 || val == 1);
1037 e->is_const = TRUE;
1038 e->cval = val;
1039 }
1040 return e;
1041 }
1042
1043 static expr_t *make_exprd(enum expr_type type, double val)
1044 {
1045 expr_t *e = xmalloc(sizeof(expr_t));
1046 e->type = type;
1047 e->ref = NULL;
1048 e->u.dval = val;
1049 e->is_const = TRUE;
1050 e->cval = val;
1051 return e;
1052 }
1053
1054 static expr_t *make_exprs(enum expr_type type, char *val)
1055 {
1056 expr_t *e;
1057 e = xmalloc(sizeof(expr_t));
1058 e->type = type;
1059 e->ref = NULL;
1060 e->u.sval = val;
1061 e->is_const = FALSE;
1062 /* check for predefined constants */
1063 if (type == EXPR_IDENTIFIER) {
1064 var_t *c = find_const(val, 0);
1065 if (c) {
1066 e->u.sval = c->name;
1067 free(val);
1068 e->is_const = TRUE;
1069 e->cval = c->eval->cval;
1070 }
1071 }
1072 return e;
1073 }
1074
1075 static expr_t *make_exprt(enum expr_type type, type_t *tref, expr_t *expr)
1076 {
1077 expr_t *e;
1078 e = xmalloc(sizeof(expr_t));
1079 e->type = type;
1080 e->ref = expr;
1081 e->u.tref = tref;
1082 e->is_const = FALSE;
1083 /* check for cast of constant expression */
1084 if (type == EXPR_SIZEOF) {
1085 switch (tref->type) {
1086 case RPC_FC_BYTE:
1087 case RPC_FC_CHAR:
1088 case RPC_FC_SMALL:
1089 case RPC_FC_USMALL:
1090 e->is_const = TRUE;
1091 e->cval = 1;
1092 break;
1093 case RPC_FC_WCHAR:
1094 case RPC_FC_USHORT:
1095 case RPC_FC_SHORT:
1096 e->is_const = TRUE;
1097 e->cval = 2;
1098 break;
1099 case RPC_FC_LONG:
1100 case RPC_FC_ULONG:
1101 case RPC_FC_FLOAT:
1102 case RPC_FC_ERROR_STATUS_T:
1103 e->is_const = TRUE;
1104 e->cval = 4;
1105 break;
1106 case RPC_FC_HYPER:
1107 case RPC_FC_DOUBLE:
1108 e->is_const = TRUE;
1109 e->cval = 8;
1110 break;
1111 }
1112 }
1113 if (type == EXPR_CAST && expr->is_const) {
1114 e->is_const = TRUE;
1115 e->cval = expr->cval;
1116 }
1117 return e;
1118 }
1119
1120 static expr_t *make_expr1(enum expr_type type, expr_t *expr)
1121 {
1122 expr_t *e;
1123 e = xmalloc(sizeof(expr_t));
1124 e->type = type;
1125 e->ref = expr;
1126 e->u.lval = 0;
1127 e->is_const = FALSE;
1128 /* check for compile-time optimization */
1129 if (expr->is_const) {
1130 e->is_const = TRUE;
1131 switch (type) {
1132 case EXPR_NEG:
1133 e->cval = -expr->cval;
1134 break;
1135 case EXPR_NOT:
1136 e->cval = ~expr->cval;
1137 break;
1138 default:
1139 e->is_const = FALSE;
1140 break;
1141 }
1142 }
1143 return e;
1144 }
1145
1146 static expr_t *make_expr2(enum expr_type type, expr_t *expr1, expr_t *expr2)
1147 {
1148 expr_t *e;
1149 e = xmalloc(sizeof(expr_t));
1150 e->type = type;
1151 e->ref = expr1;
1152 e->u.ext = expr2;
1153 e->is_const = FALSE;
1154 /* check for compile-time optimization */
1155 if (expr1->is_const && expr2->is_const) {
1156 e->is_const = TRUE;
1157 switch (type) {
1158 case EXPR_ADD:
1159 e->cval = expr1->cval + expr2->cval;
1160 break;
1161 case EXPR_SUB:
1162 e->cval = expr1->cval - expr2->cval;
1163 break;
1164 case EXPR_MUL:
1165 e->cval = expr1->cval * expr2->cval;
1166 break;
1167 case EXPR_DIV:
1168 e->cval = expr1->cval / expr2->cval;
1169 break;
1170 case EXPR_OR:
1171 e->cval = expr1->cval | expr2->cval;
1172 break;
1173 case EXPR_AND:
1174 e->cval = expr1->cval & expr2->cval;
1175 break;
1176 case EXPR_SHL:
1177 e->cval = expr1->cval << expr2->cval;
1178 break;
1179 case EXPR_SHR:
1180 e->cval = expr1->cval >> expr2->cval;
1181 break;
1182 default:
1183 e->is_const = FALSE;
1184 break;
1185 }
1186 }
1187 return e;
1188 }
1189
1190 static expr_t *make_expr3(enum expr_type type, expr_t *expr1, expr_t *expr2, expr_t *expr3)
1191 {
1192 expr_t *e;
1193 e = xmalloc(sizeof(expr_t));
1194 e->type = type;
1195 e->ref = expr1;
1196 e->u.ext = expr2;
1197 e->ext2 = expr3;
1198 e->is_const = FALSE;
1199 /* check for compile-time optimization */
1200 if (expr1->is_const && expr2->is_const && expr3->is_const) {
1201 e->is_const = TRUE;
1202 switch (type) {
1203 case EXPR_COND:
1204 e->cval = expr1->cval ? expr2->cval : expr3->cval;
1205 break;
1206 default:
1207 e->is_const = FALSE;
1208 break;
1209 }
1210 }
1211 return e;
1212 }
1213
1214 static expr_list_t *append_expr(expr_list_t *list, expr_t *expr)
1215 {
1216 if (!expr) return list;
1217 if (!list)
1218 {
1219 list = xmalloc( sizeof(*list) );
1220 list_init( list );
1221 }
1222 list_add_tail( list, &expr->entry );
1223 return list;
1224 }
1225
1226 static array_dims_t *append_array(array_dims_t *list, expr_t *expr)
1227 {
1228 if (!expr) return list;
1229 if (!list)
1230 {
1231 list = xmalloc( sizeof(*list) );
1232 list_init( list );
1233 }
1234 list_add_tail( list, &expr->entry );
1235 return list;
1236 }
1237
1238 static type_t *make_type(unsigned char type, type_t *ref)
1239 {
1240 type_t *t = xmalloc(sizeof(type_t));
1241 t->name = NULL;
1242 t->kind = TKIND_PRIMITIVE;
1243 t->type = type;
1244 t->ref = ref;
1245 t->attrs = NULL;
1246 t->orig = NULL;
1247 t->funcs = NULL;
1248 t->fields = NULL;
1249 t->ifaces = NULL;
1250 t->dim = 0;
1251 t->size_is = NULL;
1252 t->length_is = NULL;
1253 t->typestring_offset = 0;
1254 t->ptrdesc = 0;
1255 t->declarray = FALSE;
1256 t->ignore = (parse_only != 0);
1257 t->is_const = FALSE;
1258 t->sign = 0;
1259 t->defined = FALSE;
1260 t->written = FALSE;
1261 t->user_types_registered = FALSE;
1262 t->tfswrite = FALSE;
1263 t->typelib_idx = -1;
1264 return t;
1265 }
1266
1267 static void set_type(var_t *v, type_t *type, int ptr_level, array_dims_t *arr,
1268 int top)
1269 {
1270 expr_list_t *sizes = get_attrp(v->attrs, ATTR_SIZEIS);
1271 expr_list_t *lengs = get_attrp(v->attrs, ATTR_LENGTHIS);
1272 int ptr_attr = get_attrv(v->attrs, ATTR_POINTERTYPE);
1273 int ptr_type = ptr_attr;
1274 int sizeless, has_varconf;
1275 expr_t *dim;
1276 type_t *atype, **ptype;
1277
1278 v->type = type;
1279
1280 if (!ptr_type && top)
1281 ptr_type = RPC_FC_RP;
1282
1283 for ( ; 0 < ptr_level; --ptr_level)
1284 {
1285 v->type = make_type(pointer_default, v->type);
1286 if (ptr_level == 1 && ptr_type && !arr)
1287 {
1288 v->type->type = ptr_type;
1289 ptr_type = 0;
1290 }
1291 }
1292
1293 if (ptr_type)
1294 {
1295 if (is_ptr(v->type))
1296 {
1297 if (v->type->type != ptr_type)
1298 {
1299 v->type = duptype(v->type, 1);
1300 v->type->type = ptr_type;
1301 }
1302 }
1303 else if (!arr && ptr_attr)
1304 error("%s: pointer attribute applied to non-pointer type\n", v->name);
1305 }
1306
1307 sizeless = FALSE;
1308 if (arr) LIST_FOR_EACH_ENTRY_REV(dim, arr, expr_t, entry)
1309 {
1310 if (sizeless)
1311 error("%s: only the first array dimension can be unspecified\n", v->name);
1312
1313 if (dim->is_const)
1314 {
1315 unsigned int align = 0;
1316 size_t size = type_memsize(v->type, &align);
1317
1318 if (dim->cval <= 0)
1319 error("%s: array dimension must be positive\n", v->name);
1320
1321 if (0xffffffffuL / size < (unsigned long) dim->cval)
1322 error("%s: total array size is too large\n", v->name);
1323 else if (0xffffuL < size * dim->cval)
1324 v->type = make_type(RPC_FC_LGFARRAY, v->type);
1325 else
1326 v->type = make_type(RPC_FC_SMFARRAY, v->type);
1327 }
1328 else
1329 {
1330 sizeless = TRUE;
1331 v->type = make_type(RPC_FC_CARRAY, v->type);
1332 }
1333
1334 v->type->declarray = TRUE;
1335 v->type->dim = dim->cval;
1336 }
1337
1338 ptype = &v->type;
1339 has_varconf = FALSE;
1340 if (sizes) LIST_FOR_EACH_ENTRY(dim, sizes, expr_t, entry)
1341 {
1342 if (dim->type != EXPR_VOID)
1343 {
1344 has_varconf = TRUE;
1345 atype = *ptype = duptype(*ptype, 0);
1346
1347 if (atype->type == RPC_FC_SMFARRAY || atype->type == RPC_FC_LGFARRAY)
1348 error("%s: cannot specify size_is for a fixed sized array\n", v->name);
1349
1350 if (atype->type != RPC_FC_CARRAY && !is_ptr(atype))
1351 error("%s: size_is attribute applied to illegal type\n", v->name);
1352
1353 atype->type = RPC_FC_CARRAY;
1354 atype->size_is = dim;
1355 }
1356
1357 ptype = &(*ptype)->ref;
1358 if (*ptype == NULL)
1359 error("%s: too many expressions in size_is attribute\n", v->name);
1360 }
1361
1362 ptype = &v->type;
1363 if (lengs) LIST_FOR_EACH_ENTRY(dim, lengs, expr_t, entry)
1364 {
1365 if (dim->type != EXPR_VOID)
1366 {
1367 has_varconf = TRUE;
1368 atype = *ptype = duptype(*ptype, 0);
1369
1370 if (atype->type == RPC_FC_SMFARRAY)
1371 atype->type = RPC_FC_SMVARRAY;
1372 else if (atype->type == RPC_FC_LGFARRAY)
1373 atype->type = RPC_FC_LGVARRAY;
1374 else if (atype->type == RPC_FC_CARRAY)
1375 atype->type = RPC_FC_CVARRAY;
1376 else
1377 error("%s: length_is attribute applied to illegal type\n", v->name);
1378
1379 atype->length_is = dim;
1380 }
1381
1382 ptype = &(*ptype)->ref;
1383 if (*ptype == NULL)
1384 error("%s: too many expressions in length_is attribute\n", v->name);
1385 }
1386
1387 if (has_varconf && !last_array(v->type))
1388 {
1389 ptype = &v->type;
1390 for (ptype = &v->type; is_array(*ptype); ptype = &(*ptype)->ref)
1391 {
1392 *ptype = duptype(*ptype, 0);
1393 (*ptype)->type = RPC_FC_BOGUS_ARRAY;
1394 }
1395 }
1396
1397 if (is_array(v->type))
1398 {
1399 const type_t *rt = v->type->ref;
1400 switch (rt->type)
1401 {
1402 case RPC_FC_BOGUS_STRUCT:
1403 case RPC_FC_NON_ENCAPSULATED_UNION:
1404 case RPC_FC_ENCAPSULATED_UNION:
1405 case RPC_FC_ENUM16:
1406 v->type->type = RPC_FC_BOGUS_ARRAY;
1407 break;
1408 /* FC_RP should be above, but widl overuses these, and will break things. */
1409 case RPC_FC_UP:
1410 case RPC_FC_RP:
1411 if (rt->ref->type == RPC_FC_IP)
1412 v->type->type = RPC_FC_BOGUS_ARRAY;
1413 break;
1414 default:
1415 if (is_user_type(rt))
1416 v->type->type = RPC_FC_BOGUS_ARRAY;
1417 }
1418 }
1419 }
1420
1421 static ifref_list_t *append_ifref(ifref_list_t *list, ifref_t *iface)
1422 {
1423 if (!iface) return list;
1424 if (!list)
1425 {
1426 list = xmalloc( sizeof(*list) );
1427 list_init( list );
1428 }
1429 list_add_tail( list, &iface->entry );
1430 return list;
1431 }
1432
1433 static ifref_t *make_ifref(type_t *iface)
1434 {
1435 ifref_t *l = xmalloc(sizeof(ifref_t));
1436 l->iface = iface;
1437 l->attrs = NULL;
1438 return l;
1439 }
1440
1441 static var_list_t *append_var(var_list_t *list, var_t *var)
1442 {
1443 if (!var) return list;
1444 if (!list)
1445 {
1446 list = xmalloc( sizeof(*list) );
1447 list_init( list );
1448 }
1449 list_add_tail( list, &var->entry );
1450 return list;
1451 }
1452
1453 static var_t *make_var(char *name)
1454 {
1455 var_t *v = xmalloc(sizeof(var_t));
1456 v->name = name;
1457 v->type = NULL;
1458 v->args = NULL;
1459 v->attrs = NULL;
1460 v->eval = NULL;
1461 return v;
1462 }
1463
1464 static pident_list_t *append_pident(pident_list_t *list, pident_t *p)
1465 {
1466 if (!p) return list;
1467 if (!list) {
1468 list = xmalloc(sizeof(*list));
1469 list_init(list);
1470 }
1471 list_add_tail(list, &p->entry);
1472 return list;
1473 }
1474
1475 static pident_t *make_pident(var_t *var)
1476 {
1477 pident_t *p = xmalloc(sizeof(*p));
1478 p->var = var;
1479 p->ptr_level = 0;
1480 return p;
1481 }
1482
1483 static func_list_t *append_func(func_list_t *list, func_t *func)
1484 {
1485 if (!func) return list;
1486 if (!list)
1487 {
1488 list = xmalloc( sizeof(*list) );
1489 list_init( list );
1490 }
1491 list_add_tail( list, &func->entry );
1492 return list;
1493 }
1494
1495 static func_t *make_func(var_t *def, var_list_t *args)
1496 {
1497 func_t *f = xmalloc(sizeof(func_t));
1498 f->def = def;
1499 f->args = args;
1500 f->ignore = parse_only;
1501 f->idx = -1;
1502 return f;
1503 }
1504
1505 static type_t *make_class(char *name)
1506 {
1507 type_t *c = make_type(0, NULL);
1508 c->name = name;
1509 c->kind = TKIND_COCLASS;
1510 return c;
1511 }
1512
1513 static type_t *make_safearray(type_t *type)
1514 {
1515 type_t *sa = duptype(find_type("SAFEARRAY", 0), 1);
1516 sa->ref = type;
1517 return make_type(pointer_default, sa);
1518 }
1519
1520 #define HASHMAX 64
1521
1522 static int hash_ident(const char *name)
1523 {
1524 const char *p = name;
1525 int sum = 0;
1526 /* a simple sum hash is probably good enough */
1527 while (*p) {
1528 sum += *p;
1529 p++;
1530 }
1531 return sum & (HASHMAX-1);
1532 }
1533
1534 /***** type repository *****/
1535
1536 struct rtype {
1537 const char *name;
1538 type_t *type;
1539 int t;
1540 struct rtype *next;
1541 };
1542
1543 struct rtype *type_hash[HASHMAX];
1544
1545 static type_t *reg_type(type_t *type, const char *name, int t)
1546 {
1547 struct rtype *nt;
1548 int hash;
1549 if (!name) {
1550 yyerror("registering named type without name");
1551 return type;
1552 }
1553 hash = hash_ident(name);
1554 nt = xmalloc(sizeof(struct rtype));
1555 nt->name = name;
1556 nt->type = type;
1557 nt->t = t;
1558 nt->next = type_hash[hash];
1559 type_hash[hash] = nt;
1560 return type;
1561 }
1562
1563 static int is_incomplete(const type_t *t)
1564 {
1565 return !t->defined && (is_struct(t->type) || is_union(t->type));
1566 }
1567
1568 static void add_incomplete(type_t *t)
1569 {
1570 struct typenode *tn = xmalloc(sizeof *tn);
1571 tn->type = t;
1572 list_add_tail(&incomplete_types, &tn->entry);
1573 }
1574
1575 static void fix_type(type_t *t)
1576 {
1577 if (t->kind == TKIND_ALIAS && is_incomplete(t)) {
1578 type_t *ot = t->orig;
1579 fix_type(ot);
1580 t->fields = ot->fields;
1581 t->defined = ot->defined;
1582 }
1583 }
1584
1585 static void fix_incomplete(void)
1586 {
1587 struct typenode *tn, *next;
1588
1589 LIST_FOR_EACH_ENTRY_SAFE(tn, next, &incomplete_types, struct typenode, entry) {
1590 fix_type(tn->type);
1591 free(tn);
1592 }
1593 }
1594
1595 static type_t *reg_typedefs(type_t *type, pident_list_t *pidents, attr_list_t *attrs)
1596 {
1597 type_t *ptr = type;
1598 const pident_t *pident;
1599 int ptrc = 0;
1600 int is_str = is_attr(attrs, ATTR_STRING);
1601 unsigned char ptr_type = get_attrv(attrs, ATTR_POINTERTYPE);
1602
1603 if (is_str)
1604 {
1605 type_t *t = type;
1606 unsigned char c;
1607
1608 while (is_ptr(t))
1609 t = t->ref;
1610
1611 c = t->type;
1612 if (c != RPC_FC_CHAR && c != RPC_FC_BYTE && c != RPC_FC_WCHAR)
1613 {
1614 pident = LIST_ENTRY( list_head( pidents ), const pident_t, entry );
1615 yyerror("'%s': [string] attribute is only valid on 'char', 'byte', or 'wchar_t' pointers and arrays",
1616 pident->var->name);
1617 }
1618 }
1619
1620 /* We must generate names for tagless enum, struct or union.
1621 Typedef-ing a tagless enum, struct or union means we want the typedef
1622 to be included in a library whether it has other attributes or not,
1623 hence the public attribute. */
1624 if ((type->kind == TKIND_ENUM || type->kind == TKIND_RECORD
1625 || type->kind == TKIND_UNION) && ! type->name && ! parse_only)
1626 {
1627 if (! is_attr(attrs, ATTR_PUBLIC))
1628 attrs = append_attr( attrs, make_attr(ATTR_PUBLIC) );
1629 type->name = gen_name();
1630 }
1631
1632 LIST_FOR_EACH_ENTRY( pident, pidents, const pident_t, entry )
1633 {
1634 var_t *name = pident->var;
1635
1636 if (name->name) {
1637 type_t *cur = ptr;
1638 int cptr = pident->ptr_level;
1639 if (cptr > ptrc) {
1640 while (cptr > ptrc) {
1641 cur = ptr = make_type(pointer_default, cur);
1642 ptrc++;
1643 }
1644 } else {
1645 while (cptr < ptrc) {
1646 cur = cur->ref;
1647 cptr++;
1648 }
1649 }
1650 cur = alias(cur, name->name);
1651 cur->attrs = attrs;
1652 if (ptr_type)
1653 {
1654 if (is_ptr(cur))
1655 cur->type = ptr_type;
1656 else
1657 yyerror("'%s': pointer attribute applied to non-pointer type",
1658 cur->name);
1659 }
1660 else if (is_str && ! is_ptr(cur))
1661 yyerror("'%s': [string] attribute applied to non-pointer type",
1662 cur->name);
1663
1664 if (is_incomplete(cur))
1665 add_incomplete(cur);
1666 reg_type(cur, cur->name, 0);
1667 }
1668 }
1669 return type;
1670 }
1671
1672 static type_t *find_type(const char *name, int t)
1673 {
1674 struct rtype *cur = type_hash[hash_ident(name)];
1675 while (cur && (cur->t != t || strcmp(cur->name, name)))
1676 cur = cur->next;
1677 if (!cur) {
1678 yyerror("type '%s' not found", name);
1679 return NULL;
1680 }
1681 return cur->type;
1682 }
1683
1684 static type_t *find_type2(char *name, int t)
1685 {
1686 type_t *tp = find_type(name, t);
1687 free(name);
1688 return tp;
1689 }
1690
1691 int is_type(const char *name)
1692 {
1693 struct rtype *cur = type_hash[hash_ident(name)];
1694 while (cur && (cur->t || strcmp(cur->name, name)))
1695 cur = cur->next;
1696 if (cur) return TRUE;
1697 return FALSE;
1698 }
1699
1700 static type_t *get_type(unsigned char type, char *name, int t)
1701 {
1702 struct rtype *cur = NULL;
1703 type_t *tp;
1704 if (name) {
1705 cur = type_hash[hash_ident(name)];
1706 while (cur && (cur->t != t || strcmp(cur->name, name)))
1707 cur = cur->next;
1708 }
1709 if (cur) {
1710 free(name);
1711 return cur->type;
1712 }
1713 tp = make_type(type, NULL);
1714 tp->name = name;
1715 if (!name) return tp;
1716 return reg_type(tp, name, t);
1717 }
1718
1719 static type_t *get_typev(unsigned char type, var_t *name, int t)
1720 {
1721 char *sname = NULL;
1722 if (name) {
1723 sname = name->name;
1724 free(name);
1725 }
1726 return get_type(type, sname, t);
1727 }
1728
1729 static int get_struct_type(var_list_t *fields)
1730 {
1731 int has_pointer = 0;
1732 int has_conformance = 0;
1733 int has_variance = 0;
1734 var_t *field;
1735
1736 if (get_padding(fields))
1737 return RPC_FC_BOGUS_STRUCT;
1738
1739 if (fields) LIST_FOR_EACH_ENTRY( field, fields, var_t, entry )
1740 {
1741 type_t *t = field->type;
1742
1743 if (is_user_type(t))
1744 return RPC_FC_BOGUS_STRUCT;
1745
1746 if (is_ptr(t))
1747 {
1748 do
1749 t = t->ref;
1750 while (is_ptr(t));
1751
1752 switch (t->type)
1753 {
1754 case RPC_FC_IP:
1755 case RPC_FC_ENCAPSULATED_UNION:
1756 case RPC_FC_NON_ENCAPSULATED_UNION:
1757 case RPC_FC_BOGUS_STRUCT:
1758 return RPC_FC_BOGUS_STRUCT;
1759 }
1760
1761 has_pointer = 1;
1762 continue;
1763 }
1764
1765 if (field->type->declarray)
1766 {
1767 if (is_string_type(field->attrs, field->type))
1768 {
1769 if (is_conformant_array(field->type))
1770 has_conformance = 1;
1771 has_variance = 1;
1772 continue;
1773 }
1774
1775 if (is_array(field->type->ref))
1776 return RPC_FC_BOGUS_STRUCT;
1777
1778 if (is_conformant_array(field->type))
1779 {
1780 has_conformance = 1;
1781 if (field->type->declarray && list_next(fields, &field->entry))
1782 yyerror("field '%s' deriving from a conformant array must be the last field in the structure",
1783 field->name);
1784 }
1785 if (field->type->length_is)
1786 has_variance = 1;
1787
1788 t = field->type->ref;
1789 }
1790
1791 switch (t->type)
1792 {
1793 /*
1794 * RPC_FC_BYTE, RPC_FC_STRUCT, etc
1795 * Simple types don't effect the type of struct.
1796 * A struct containing a simple struct is still a simple struct.
1797 * So long as we can block copy the data, we return RPC_FC_STRUCT.
1798 */
1799 case 0: /* void pointer */
1800 case RPC_FC_BYTE:
1801 case RPC_FC_CHAR:
1802 case RPC_FC_SMALL:
1803 case RPC_FC_USMALL:
1804 case RPC_FC_WCHAR:
1805 case RPC_FC_SHORT:
1806 case RPC_FC_USHORT:
1807 case RPC_FC_LONG:
1808 case RPC_FC_ULONG:
1809 case RPC_FC_INT3264:
1810 case RPC_FC_UINT3264:
1811 case RPC_FC_HYPER:
1812 case RPC_FC_FLOAT:
1813 case RPC_FC_DOUBLE:
1814 case RPC_FC_STRUCT:
1815 case RPC_FC_ENUM16:
1816 case RPC_FC_ENUM32:
1817 break;
1818
1819 case RPC_FC_RP:
1820 case RPC_FC_UP:
1821 case RPC_FC_FP:
1822 case RPC_FC_OP:
1823 case RPC_FC_CARRAY:
1824 case RPC_FC_CVARRAY:
1825 has_pointer = 1;
1826 break;
1827
1828 /*
1829 * Propagate member attributes
1830 * a struct should be at least as complex as its member
1831 */
1832 case RPC_FC_CVSTRUCT:
1833 has_conformance = 1;
1834 has_variance = 1;
1835 has_pointer = 1;
1836 break;
1837
1838 case RPC_FC_CPSTRUCT:
1839 has_conformance = 1;
1840 if (list_next( fields, &field->entry ))
1841 yyerror("field '%s' deriving from a conformant array must be the last field in the structure",
1842 field->name);
1843 has_pointer = 1;
1844 break;
1845
1846 case RPC_FC_CSTRUCT:
1847 has_conformance = 1;
1848 if (list_next( fields, &field->entry ))
1849 yyerror("field '%s' deriving from a conformant array must be the last field in the structure",
1850 field->name);
1851 break;
1852
1853 case RPC_FC_PSTRUCT:
1854 has_pointer = 1;
1855 break;
1856
1857 default:
1858 fprintf(stderr,"Unknown struct member %s with type (0x%02x)\n",
1859 field->name, t->type);
1860 /* fallthru - treat it as complex */
1861
1862 /* as soon as we see one of these these members, it's bogus... */
1863 case RPC_FC_IP:
1864 case RPC_FC_ENCAPSULATED_UNION:
1865 case RPC_FC_NON_ENCAPSULATED_UNION:
1866 case RPC_FC_TRANSMIT_AS:
1867 case RPC_FC_REPRESENT_AS:
1868 case RPC_FC_PAD:
1869 case RPC_FC_EMBEDDED_COMPLEX:
1870 case RPC_FC_BOGUS_STRUCT:
1871 case RPC_FC_BOGUS_ARRAY:
1872 return RPC_FC_BOGUS_STRUCT;
1873 }
1874 }
1875
1876 if( has_variance )
1877 {
1878 if ( has_conformance )
1879 return RPC_FC_CVSTRUCT;
1880 else
1881 return RPC_FC_BOGUS_STRUCT;
1882 }
1883 if( has_conformance && has_pointer )
1884 return RPC_FC_CPSTRUCT;
1885 if( has_conformance )
1886 return RPC_FC_CSTRUCT;
1887 if( has_pointer )
1888 return RPC_FC_PSTRUCT;
1889 return RPC_FC_STRUCT;
1890 }
1891
1892 /***** constant repository *****/
1893
1894 struct rconst {
1895 char *name;
1896 var_t *var;
1897 struct rconst *next;
1898 };
1899
1900 struct rconst *const_hash[HASHMAX];
1901
1902 static var_t *reg_const(var_t *var)
1903 {
1904 struct rconst *nc;
1905 int hash;
1906 if (!var->name) {
1907 yyerror("registering constant without name");
1908 return var;
1909 }
1910 hash = hash_ident(var->name);
1911 nc = xmalloc(sizeof(struct rconst));
1912 nc->name = var->name;
1913 nc->var = var;
1914 nc->next = const_hash[hash];
1915 const_hash[hash] = nc;
1916 return var;
1917 }
1918
1919 static var_t *find_const(char *name, int f)
1920 {
1921 struct rconst *cur = const_hash[hash_ident(name)];
1922 while (cur && strcmp(cur->name, name))
1923 cur = cur->next;
1924 if (!cur) {
1925 if (f) yyerror("constant '%s' not found", name);
1926 return NULL;
1927 }
1928 return cur->var;
1929 }
1930
1931 static void write_libid(const char *name, const attr_list_t *attr)
1932 {
1933 const UUID *uuid = get_attrp(attr, ATTR_UUID);
1934 write_guid(idfile, "LIBID", name, uuid);
1935 }
1936
1937 static void write_clsid(type_t *cls)
1938 {
1939 const UUID *uuid = get_attrp(cls->attrs, ATTR_UUID);
1940 write_guid(idfile, "CLSID", cls->name, uuid);
1941 }
1942
1943 static void write_diid(type_t *iface)
1944 {
1945 const UUID *uuid = get_attrp(iface->attrs, ATTR_UUID);
1946 write_guid(idfile, "DIID", iface->name, uuid);
1947 }
1948
1949 static void write_iid(type_t *iface)
1950 {
1951 const UUID *uuid = get_attrp(iface->attrs, ATTR_UUID);
1952 write_guid(idfile, "IID", iface->name, uuid);
1953 }
1954
1955 static int compute_method_indexes(type_t *iface)
1956 {
1957 int idx;
1958 func_t *f;
1959
1960 if (iface->ref)
1961 idx = compute_method_indexes(iface->ref);
1962 else
1963 idx = 0;
1964
1965 if (!iface->funcs)
1966 return idx;
1967
1968 LIST_FOR_EACH_ENTRY( f, iface->funcs, func_t, entry )
1969 if (! is_callas(f->def->attrs))
1970 f->idx = idx++;
1971
1972 return idx;
1973 }
1974
1975 static char *gen_name(void)
1976 {
1977 static const char format[] = "__WIDL_%s_generated_name_%08lX";
1978 static unsigned long n = 0;
1979 static const char *file_id;
1980 static size_t size;
1981 char *name;
1982
1983 if (! file_id)
1984 {
1985 char *dst = dup_basename(input_name, ".idl");
1986 file_id = dst;
1987
1988 for (; *dst; ++dst)
1989 if (! isalnum((unsigned char) *dst))
1990 *dst = '_';
1991
1992 size = sizeof format - 7 + strlen(file_id) + 8;
1993 }
1994
1995 name = xmalloc(size);
1996 sprintf(name, format, file_id, n++);
1997 return name;
1998 }
1999
2000 static void process_typedefs(pident_list_t *pidents)
2001 {
2002 pident_t *pident, *next;
2003
2004 if (!pidents) return;
2005 LIST_FOR_EACH_ENTRY_SAFE( pident, next, pidents, pident_t, entry )
2006 {
2007 var_t *var = pident->var;
2008 type_t *type = find_type(var->name, 0);
2009
2010 if (! parse_only && do_header)
2011 write_typedef(type);
2012 if (in_typelib && type->attrs)
2013 add_typelib_entry(type);
2014
2015 free(pident);
2016 free(var);
2017 }
2018 }
2019
2020 static void check_arg(var_t *arg)
2021 {
2022 type_t *t = arg->type;
2023
2024 if (t->type == 0 && ! is_var_ptr(arg))
2025 yyerror("argument '%s' has void type", arg->name);
2026 }
2027
2028 static void check_all_user_types(ifref_list_t *ifrefs)
2029 {
2030 const ifref_t *ifref;
2031 const func_t *f;
2032
2033 if (ifrefs) LIST_FOR_EACH_ENTRY(ifref, ifrefs, const ifref_t, entry)
2034 {
2035 const func_list_t *fs = ifref->iface->funcs;
2036 if (fs) LIST_FOR_EACH_ENTRY(f, fs, const func_t, entry)
2037 check_for_user_types_and_context_handles(f->args);
2038 }
2039 }
Quick hack tree for wine patches julliard doesn't want to commit