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Don't bother loading the config file anymore.
[wine/testsucceed.git] / tools / widl / parser.y
blob32a95bf3407085364066dfc0474cd7944c029b0a
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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
42 #if defined(YYBYACC)
43 /* Berkeley yacc (byacc) doesn't seem to know about these */
44 /* Some *BSD supplied versions do define these though */
45 # ifndef YYEMPTY
46 # define YYEMPTY (-1) /* Empty lookahead value of yychar */
47 # endif
48 # ifndef YYLEX
49 # define YYLEX yylex()
50 # endif
51
52 #elif defined(YYBISON)
53 /* Bison was used for original development */
54 /* #define YYEMPTY -2 */
55 /* #define YYLEX yylex() */
56
57 #else
58 /* No yacc we know yet */
59 # if !defined(YYEMPTY) || !defined(YYLEX)
60 # error Yacc version/type unknown. This version needs to be verified for settings of YYEMPTY and YYLEX.
61 # elif defined(__GNUC__) /* gcc defines the #warning directive */
62 # warning Yacc version/type unknown. It defines YYEMPTY and YYLEX, but is not tested
63 /* #else we just take a chance that it works... */
64 # endif
65 #endif
66
67 static attr_t *make_attr(enum attr_type type);
68 static attr_t *make_attrv(enum attr_type type, unsigned long val);
69 static attr_t *make_attrp(enum attr_type type, void *val);
70 static expr_t *make_expr(enum expr_type type);
71 static expr_t *make_exprl(enum expr_type type, long val);
72 static expr_t *make_exprs(enum expr_type type, char *val);
73 static expr_t *make_exprt(enum expr_type type, typeref_t *tref, expr_t *expr);
74 static expr_t *make_expr1(enum expr_type type, expr_t *expr);
75 static expr_t *make_expr2(enum expr_type type, expr_t *exp1, expr_t *exp2);
76 static expr_t *make_expr3(enum expr_type type, expr_t *expr1, expr_t *expr2, expr_t *expr3);
77 static type_t *make_type(unsigned char type, type_t *ref);
78 static typeref_t *make_tref(char *name, type_t *ref);
79 static typeref_t *uniq_tref(typeref_t *ref);
80 static type_t *type_ref(typeref_t *ref);
81 static void set_type(var_t *v, typeref_t *ref, expr_t *arr);
82 static ifref_t *make_ifref(type_t *iface);
83 static var_t *make_var(char *name);
84 static func_t *make_func(var_t *def, var_t *args);
85 static class_t *make_class(char *name);
86
87 static type_t *reg_type(type_t *type, char *name, int t);
88 static type_t *reg_types(type_t *type, var_t *names, int t);
89 static type_t *find_type(char *name, int t);
90 static type_t *find_type2(char *name, int t);
91 static type_t *get_type(unsigned char type, char *name, int t);
92 static type_t *get_typev(unsigned char type, var_t *name, int t);
93 static int get_struct_type(var_t *fields);
94
95 static var_t *reg_const(var_t *var);
96 static var_t *find_const(char *name, int f);
97
98 #define tsENUM 1
99 #define tsSTRUCT 2
100 #define tsUNION 3
101
102 static type_t std_bool = { "boolean" };
103 static type_t std_int = { "int" };
104 static type_t std_int64 = { "__int64" };
105 static type_t std_uhyper = { "MIDL_uhyper" };
106
107 %}
108 %union {
109 attr_t *attr;
110 expr_t *expr;
111 type_t *type;
112 typeref_t *tref;
113 var_t *var;
114 func_t *func;
115 ifref_t *ifref;
116 class_t *clas;
117 char *str;
118 UUID *uuid;
119 unsigned int num;
120 }
121
122 %token <str> aIDENTIFIER
123 %token <str> aKNOWNTYPE
124 %token <num> aNUM aHEXNUM
125 %token <str> aSTRING
126 %token <uuid> aUUID
127 %token aEOF
128 %token SHL SHR
129 %token tAGGREGATABLE tALLOCATE tAPPOBJECT tARRAYS tASYNC tASYNCUUID
130 %token tAUTOHANDLE tBINDABLE tBOOLEAN tBROADCAST tBYTE tBYTECOUNT
131 %token tCALLAS tCALLBACK tCASE tCDECL tCHAR tCOCLASS tCODE tCOMMSTATUS
132 %token tCONST tCONTEXTHANDLE tCONTEXTHANDLENOSERIALIZE
133 %token tCONTEXTHANDLESERIALIZE tCONTROL tCPPQUOTE
134 %token tDEFAULT
135 %token tDEFAULTVALUE
136 %token tDISPINTERFACE
137 %token tDLLNAME tDOUBLE tDUAL
138 %token tENDPOINT
139 %token tENTRY tENUM tERRORSTATUST
140 %token tEXPLICITHANDLE tEXTERN
141 %token tFLOAT
142 %token tHANDLE
143 %token tHANDLET
144 %token tHELPCONTEXT tHELPFILE
145 %token tHELPSTRING tHELPSTRINGCONTEXT tHELPSTRINGDLL
146 %token tHIDDEN
147 %token tHYPER tID tIDEMPOTENT
148 %token tIIDIS
149 %token tIMPLICITHANDLE
150 %token tIMPORT tIMPORTLIB
151 %token tIN tINCLUDE tINLINE
152 %token tINPUTSYNC
153 %token tINT tINT64
154 %token tINTERFACE
155 %token tLENGTHIS tLIBRARY
156 %token tLOCAL
157 %token tLONG
158 %token tMETHODS
159 %token tMODULE
160 %token tNONCREATABLE
161 %token tOBJECT tODL tOLEAUTOMATION
162 %token tOPTIONAL
163 %token tOUT
164 %token tPOINTERDEFAULT
165 %token tPROPERTIES
166 %token tPROPGET tPROPPUT tPROPPUTREF
167 %token tPUBLIC
168 %token tREADONLY tREF
169 %token tRESTRICTED
170 %token tRETVAL
171 %token tSHORT
172 %token tSIGNED
173 %token tSINGLE
174 %token tSIZEIS tSIZEOF
175 %token tSOURCE
176 %token tSTDCALL
177 %token tSTRING tSTRUCT
178 %token tSWITCH tSWITCHIS tSWITCHTYPE
179 %token tTRANSMITAS
180 %token tTYPEDEF
181 %token tUNION
182 %token tUNIQUE
183 %token tUNSIGNED
184 %token tUUID
185 %token tV1ENUM
186 %token tVARARG
187 %token tVERSION
188 %token tVOID
189 %token tWCHAR tWIREMARSHAL
190
191 /* used in attr_t */
192 %token tPOINTERTYPE
193
194 %type <attr> m_attributes attributes attrib_list attribute
195 %type <expr> m_exprs /* exprs expr_list */ m_expr expr expr_list_const expr_const
196 %type <expr> array array_list
197 %type <type> inherit interface interfacehdr interfacedef interfacedec
198 %type <type> dispinterface dispinterfacehdr dispinterfacedef
199 %type <type> module modulehdr moduledef
200 %type <type> base_type int_std
201 %type <type> enumdef structdef typedef uniondef
202 %type <ifref> gbl_statements coclass_ints coclass_int
203 %type <tref> type
204 %type <var> m_args no_args args arg
205 %type <var> fields field s_field cases case enums enum_list enum constdef externdef
206 %type <var> m_ident t_ident ident p_ident pident pident_list
207 %type <var> dispint_props
208 %type <func> funcdef int_statements
209 %type <func> dispint_meths
210 %type <clas> coclass coclasshdr coclassdef
211 %type <num> pointer_type version
212 %type <str> libraryhdr
213
214 %left ','
215 %right COND
216 %left '|'
217 %left '&'
218 %left '-' '+'
219 %left '*' '/'
220 %left SHL SHR
221 %right '~'
222 %right CAST
223 %right PPTR
224 %right NEG
225
226 %%
227
228 input: gbl_statements { write_proxies($1); write_client($1); write_server($1); }
229 ;
230
231 gbl_statements: { $$ = NULL; }
232 | gbl_statements interfacedec { $$ = $1; }
233 | gbl_statements interfacedef { $$ = make_ifref($2); LINK($$, $1); }
234 | gbl_statements coclassdef { $$ = $1; add_coclass($2); }
235 | gbl_statements moduledef { $$ = $1; add_module($2); }
236 | gbl_statements librarydef { $$ = $1; }
237 | gbl_statements statement { $$ = $1; }
238 ;
239
240 imp_statements: {}
241 | imp_statements interfacedec { if (!parse_only) add_interface($2); }
242 | imp_statements interfacedef { if (!parse_only) add_interface($2); }
243 | imp_statements coclassdef { if (!parse_only) add_coclass($2); }
244 | imp_statements moduledef { if (!parse_only) add_module($2); }
245 | imp_statements statement {}
246 ;
247
248 int_statements: { $$ = NULL; }
249 | int_statements funcdef ';' { $$ = $2; LINK($$, $1); }
250 | int_statements statement { $$ = $1; }
251 ;
252
253 statement: ';' {}
254 | constdef ';' { if (!parse_only && do_header) { write_constdef($1); } }
255 | cppquote {}
256 | enumdef ';' { if (!parse_only && do_header) { write_type(header, $1, NULL, NULL); fprintf(header, ";\n\n"); } }
257 | externdef ';' { if (!parse_only && do_header) { write_externdef($1); } }
258 | import {}
259 | structdef ';' { if (!parse_only && do_header) { write_type(header, $1, NULL, NULL); fprintf(header, ";\n\n"); } }
260 | typedef ';' {}
261 | uniondef ';' { if (!parse_only && do_header) { write_type(header, $1, NULL, NULL); fprintf(header, ";\n\n"); } }
262 ;
263
264 cppquote: tCPPQUOTE '(' aSTRING ')' { if (!parse_only && do_header) fprintf(header, "%s\n", $3); }
265 ;
266 import_start: tIMPORT aSTRING ';' { assert(yychar == YYEMPTY);
267 if (!do_import($2)) yychar = aEOF; }
268 ;
269 import: import_start imp_statements aEOF {}
270 ;
271
272 libraryhdr: tLIBRARY aIDENTIFIER { $$ = $2; }
273 ;
274 library_start: attributes libraryhdr '{' { start_typelib($2, $1);
275 if (!parse_only && do_header) write_library($2, $1); }
276 ;
277 librarydef: library_start imp_statements '}' { end_typelib(); }
278 ;
279
280 m_args: { $$ = NULL; }
281 | args
282 ;
283
284 no_args: tVOID { $$ = NULL; }
285 ;
286
287 args: arg
288 | args ',' arg { LINK($3, $1); $$ = $3; }
289 | no_args
290 ;
291
292 /* split into two rules to get bison to resolve a tVOID conflict */
293 arg: attributes type pident array { $$ = $3;
294 set_type($$, $2, $4);
295 $$->attrs = $1;
296 }
297 | type pident array { $$ = $2;
298 set_type($$, $1, $3);
299 }
300 | attributes type pident '(' m_args ')' { $$ = $3;
301 $$->ptr_level--;
302 set_type($$, $2, NULL);
303 $$->attrs = $1;
304 $$->args = $5;
305 }
306 | type pident '(' m_args ')' { $$ = $2;
307 $$->ptr_level--;
308 set_type($$, $1, NULL);
309 $$->args = $4;
310 }
311 ;
312
313 array: { $$ = NULL; }
314 | '[' array_list ']' { $$ = $2; }
315 | '[' '*' ']' { $$ = make_expr(EXPR_VOID); }
316 ;
317
318 array_list: m_expr /* size of first dimension is optional */
319 | array_list ',' expr { LINK($3, $1); $$ = $3; }
320 | array_list ']' '[' expr { LINK($4, $1); $$ = $4; }
321 ;
322
323 m_attributes: { $$ = NULL; }
324 | attributes
325 ;
326
327 attributes:
328 '[' attrib_list ']' { $$ = $2; }
329 ;
330
331 attrib_list: attribute
332 | attrib_list ',' attribute { LINK($3, $1); $$ = $3; }
333 | attrib_list ']' '[' attribute { LINK($4, $1); $$ = $4; }
334 ;
335
336 attribute:
337 tASYNC { $$ = make_attr(ATTR_ASYNC); }
338 | tAUTOHANDLE { $$ = make_attr(ATTR_AUTO_HANDLE); }
339 | tCALLAS '(' ident ')' { $$ = make_attrp(ATTR_CALLAS, $3); }
340 | tCASE '(' expr_list_const ')' { $$ = make_attrp(ATTR_CASE, $3); }
341 | tCONTEXTHANDLE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); }
342 | tCONTEXTHANDLENOSERIALIZE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); /* RPC_CONTEXT_HANDLE_DONT_SERIALIZE */ }
343 | tCONTEXTHANDLESERIALIZE { $$ = make_attrv(ATTR_CONTEXTHANDLE, 0); /* RPC_CONTEXT_HANDLE_SERIALIZE */ }
344 | tCONTROL { $$ = make_attr(ATTR_CONTROL); }
345 | tDEFAULT { $$ = make_attr(ATTR_DEFAULT); }
346 | tDEFAULTVALUE '(' expr_const ')' { $$ = make_attrp(ATTR_DEFAULTVALUE_EXPR, $3); }
347 | tDEFAULTVALUE '(' aSTRING ')' { $$ = make_attrp(ATTR_DEFAULTVALUE_STRING, $3); }
348 | tDLLNAME '(' aSTRING ')' { $$ = make_attrp(ATTR_DLLNAME, $3); }
349 | tDUAL { $$ = make_attr(ATTR_DUAL); }
350 | tENDPOINT '(' aSTRING ')' { $$ = make_attrp(ATTR_ENDPOINT, $3); }
351 | tENTRY '(' aSTRING ')' { $$ = make_attrp(ATTR_ENTRY_STRING, $3); }
352 | tENTRY '(' expr_const ')' { $$ = make_attrp(ATTR_ENTRY_ORDINAL, $3); }
353 | tEXPLICITHANDLE { $$ = make_attr(ATTR_EXPLICIT_HANDLE); }
354 | tHANDLE { $$ = make_attr(ATTR_HANDLE); }
355 | tHELPCONTEXT '(' expr_const ')' { $$ = make_attrp(ATTR_HELPCONTEXT, $3); }
356 | tHELPFILE '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPFILE, $3); }
357 | tHELPSTRING '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPSTRING, $3); }
358 | tHELPSTRINGCONTEXT '(' expr_const ')' { $$ = make_attrp(ATTR_HELPSTRINGCONTEXT, $3); }
359 | tHELPSTRINGDLL '(' aSTRING ')' { $$ = make_attrp(ATTR_HELPSTRINGDLL, $3); }
360 | tHIDDEN { $$ = make_attr(ATTR_HIDDEN); }
361 | tID '(' expr_const ')' { $$ = make_attrp(ATTR_ID, $3); }
362 | tIDEMPOTENT { $$ = make_attr(ATTR_IDEMPOTENT); }
363 | tIIDIS '(' ident ')' { $$ = make_attrp(ATTR_IIDIS, $3); }
364 | tIMPLICITHANDLE '(' tHANDLET aIDENTIFIER ')' { $$ = make_attrp(ATTR_IMPLICIT_HANDLE, $4); }
365 | tIN { $$ = make_attr(ATTR_IN); }
366 | tINPUTSYNC { $$ = make_attr(ATTR_INPUTSYNC); }
367 | tLENGTHIS '(' m_exprs ')' { $$ = make_attrp(ATTR_LENGTHIS, $3); }
368 | tLOCAL { $$ = make_attr(ATTR_LOCAL); }
369 | tNONCREATABLE { $$ = make_attr(ATTR_NONCREATABLE); }
370 | tOBJECT { $$ = make_attr(ATTR_OBJECT); }
371 | tODL { $$ = make_attr(ATTR_ODL); }
372 | tOLEAUTOMATION { $$ = make_attr(ATTR_OLEAUTOMATION); }
373 | tOPTIONAL { $$ = make_attr(ATTR_OPTIONAL); }
374 | tOUT { $$ = make_attr(ATTR_OUT); }
375 | tPOINTERDEFAULT '(' pointer_type ')' { $$ = make_attrv(ATTR_POINTERDEFAULT, $3); }
376 | tPROPGET { $$ = make_attr(ATTR_PROPGET); }
377 | tPROPPUT { $$ = make_attr(ATTR_PROPPUT); }
378 | tPROPPUTREF { $$ = make_attr(ATTR_PROPPUTREF); }
379 | tPUBLIC { $$ = make_attr(ATTR_PUBLIC); }
380 | tREADONLY { $$ = make_attr(ATTR_READONLY); }
381 | tRESTRICTED { $$ = make_attr(ATTR_RESTRICTED); }
382 | tRETVAL { $$ = make_attr(ATTR_RETVAL); }
383 | tSIZEIS '(' m_exprs ')' { $$ = make_attrp(ATTR_SIZEIS, $3); }
384 | tSOURCE { $$ = make_attr(ATTR_SOURCE); }
385 | tSTRING { $$ = make_attr(ATTR_STRING); }
386 | tSWITCHIS '(' expr ')' { $$ = make_attrp(ATTR_SWITCHIS, $3); }
387 | tSWITCHTYPE '(' type ')' { $$ = make_attrp(ATTR_SWITCHTYPE, type_ref($3)); }
388 | tTRANSMITAS '(' type ')' { $$ = make_attrp(ATTR_TRANSMITAS, type_ref($3)); }
389 | tUUID '(' aUUID ')' { $$ = make_attrp(ATTR_UUID, $3); }
390 | tV1ENUM { $$ = make_attr(ATTR_V1ENUM); }
391 | tVARARG { $$ = make_attr(ATTR_VARARG); }
392 | tVERSION '(' version ')' { $$ = make_attrv(ATTR_VERSION, $3); }
393 | tWIREMARSHAL '(' type ')' { $$ = make_attrp(ATTR_WIREMARSHAL, type_ref($3)); }
394 | pointer_type { $$ = make_attrv(ATTR_POINTERTYPE, $1); }
395 ;
396
397 callconv:
398 | tSTDCALL
399 ;
400
401 cases: { $$ = NULL; }
402 | cases case { if ($2) { LINK($2, $1); $$ = $2; }
403 else { $$ = $1; }
404 }
405 ;
406
407 case: tCASE expr ':' field { attr_t *a = make_attrp(ATTR_CASE, $2);
408 $$ = $4; if (!$$) $$ = make_var(NULL);
409 LINK(a, $$->attrs); $$->attrs = a;
410 }
411 | tDEFAULT ':' field { attr_t *a = make_attr(ATTR_DEFAULT);
412 $$ = $3; if (!$$) $$ = make_var(NULL);
413 LINK(a, $$->attrs); $$->attrs = a;
414 }
415 ;
416
417 constdef: tCONST type ident '=' expr_const { $$ = reg_const($3);
418 set_type($$, $2, NULL);
419 $$->eval = $5;
420 $$->lval = $5->cval;
421 }
422 ;
423
424 enums: { $$ = NULL; }
425 | enum_list ',' { $$ = $1; }
426 | enum_list
427 ;
428
429 enum_list: enum
430 | enum_list ',' enum { LINK($3, $1); $$ = $3;
431 if ($1 && !$3->eval)
432 $3->lval = $1->lval + 1;
433 }
434 ;
435
436 enum: ident '=' expr_const { $$ = reg_const($1);
437 $$->eval = $3;
438 $$->lval = $3->cval;
439 $$->type = make_type(RPC_FC_LONG, &std_int);
440 }
441 | ident { $$ = reg_const($1);
442 $$->lval = 0; /* default for first enum entry */
443 $$->type = make_type(RPC_FC_LONG, &std_int);
444 }
445 ;
446
447 enumdef: tENUM t_ident '{' enums '}' { $$ = get_typev(RPC_FC_ENUM16, $2, tsENUM);
448 $$->fields = $4;
449 $$->defined = TRUE;
450 if(in_typelib)
451 add_enum($$);
452 }
453 ;
454
455 m_exprs: m_expr
456 | m_exprs ',' m_expr { LINK($3, $1); $$ = $3; }
457 ;
458
459 /*
460 exprs: { $$ = make_expr(EXPR_VOID); }
461 | expr_list
462 ;
463
464 expr_list: expr
465 | expr_list ',' expr { LINK($3, $1); $$ = $3; }
466 ;
467 */
468
469 m_expr: { $$ = make_expr(EXPR_VOID); }
470 | expr
471 ;
472
473 expr: aNUM { $$ = make_exprl(EXPR_NUM, $1); }
474 | aHEXNUM { $$ = make_exprl(EXPR_HEXNUM, $1); }
475 | aIDENTIFIER { $$ = make_exprs(EXPR_IDENTIFIER, $1); }
476 | expr '?' expr ':' expr %prec COND { $$ = make_expr3(EXPR_COND, $1, $3, $5); }
477 | expr '|' expr { $$ = make_expr2(EXPR_OR , $1, $3); }
478 | expr '&' expr { $$ = make_expr2(EXPR_AND, $1, $3); }
479 | expr '+' expr { $$ = make_expr2(EXPR_ADD, $1, $3); }
480 | expr '-' expr { $$ = make_expr2(EXPR_SUB, $1, $3); }
481 | expr '*' expr { $$ = make_expr2(EXPR_MUL, $1, $3); }
482 | expr '/' expr { $$ = make_expr2(EXPR_DIV, $1, $3); }
483 | expr SHL expr { $$ = make_expr2(EXPR_SHL, $1, $3); }
484 | expr SHR expr { $$ = make_expr2(EXPR_SHR, $1, $3); }
485 | '~' expr { $$ = make_expr1(EXPR_NOT, $2); }
486 | '-' expr %prec NEG { $$ = make_expr1(EXPR_NEG, $2); }
487 | '*' expr %prec PPTR { $$ = make_expr1(EXPR_PPTR, $2); }
488 | '(' type ')' expr %prec CAST { $$ = make_exprt(EXPR_CAST, $2, $4); }
489 | tSIZEOF '(' type ')' { $$ = make_exprt(EXPR_SIZEOF, $3, NULL); }
490 | '(' expr ')' { $$ = $2; }
491 ;
492
493 expr_list_const: expr_const
494 | expr_list_const ',' expr_const { LINK($3, $1); $$ = $3; }
495 ;
496
497 expr_const: expr { $$ = $1;
498 if (!$$->is_const)
499 yyerror("expression is not constant\n");
500 }
501 ;
502
503 externdef: tEXTERN tCONST type ident { $$ = $4;
504 set_type($$, $3, NULL);
505 }
506 ;
507
508 fields: { $$ = NULL; }
509 | fields field { if ($2) { LINK($2, $1); $$ = $2; }
510 else { $$ = $1; }
511 }
512 ;
513
514 field: s_field ';' { $$ = $1; }
515 | m_attributes uniondef ';' { $$ = make_var(NULL); $$->type = $2; $$->attrs = $1; }
516 | attributes ';' { $$ = make_var(NULL); $$->attrs = $1; }
517 | ';' { $$ = NULL; }
518 ;
519
520 s_field: m_attributes type pident array { $$ = $3; set_type($$, $2, $4); $$->attrs = $1; }
521 ;
522
523 funcdef:
524 m_attributes type callconv pident
525 '(' m_args ')' { set_type($4, $2, NULL);
526 $4->attrs = $1;
527 $$ = make_func($4, $6);
528 if (is_attr($4->attrs, ATTR_IN)) {
529 yyerror("Inapplicable attribute");
530 }
531 }
532 ;
533
534 m_ident: { $$ = NULL; }
535 | ident
536 ;
537
538 t_ident: { $$ = NULL; }
539 | aIDENTIFIER { $$ = make_var($1); }
540 | aKNOWNTYPE { $$ = make_var($1); }
541 ;
542
543 ident: aIDENTIFIER { $$ = make_var($1); }
544 /* some "reserved words" used in attributes are also used as field names in some MS IDL files */
545 | aKNOWNTYPE { $$ = make_var($<str>1); }
546 | tASYNC { $$ = make_var($<str>1); }
547 | tID { $$ = make_var($<str>1); }
548 | tRETVAL { $$ = make_var($<str>1); }
549 | tVERSION { $$ = make_var($<str>1); }
550 ;
551
552 base_type: tBYTE { $$ = make_type(RPC_FC_BYTE, NULL); }
553 | tWCHAR { $$ = make_type(RPC_FC_WCHAR, NULL); }
554 | int_std
555 | tSIGNED int_std { $$ = $2; $$->sign = 1; }
556 | tUNSIGNED int_std { $$ = $2; $$->sign = -1;
557 switch ($$->type) {
558 case RPC_FC_CHAR: $$->type = RPC_FC_BYTE; $$->sign = 0; break;
559 case RPC_FC_SMALL: $$->type = RPC_FC_USMALL; break;
560 case RPC_FC_SHORT: $$->type = RPC_FC_USHORT; break;
561 case RPC_FC_LONG: $$->type = RPC_FC_ULONG; break;
562 case RPC_FC_HYPER:
563 if (!$$->ref) { $$->ref = &std_uhyper; $$->sign = 0; }
564 break;
565 default: break;
566 }
567 }
568 | tUNSIGNED { $$ = make_type(RPC_FC_ULONG, &std_int); $$->sign = -1; }
569 | tFLOAT { $$ = make_type(RPC_FC_FLOAT, NULL); }
570 | tSINGLE { $$ = make_type(RPC_FC_FLOAT, NULL); }
571 | tDOUBLE { $$ = make_type(RPC_FC_DOUBLE, NULL); }
572 | tBOOLEAN { $$ = make_type(RPC_FC_BYTE, &std_bool); /* ? */ }
573 | tERRORSTATUST { $$ = make_type(RPC_FC_ERROR_STATUS_T, NULL); }
574 | tHANDLET { $$ = make_type(RPC_FC_BIND_PRIMITIVE, NULL); /* ? */ }
575 ;
576
577 m_int:
578 | tINT
579 ;
580
581 int_std: tINT { $$ = make_type(RPC_FC_LONG, &std_int); } /* win32 only */
582 | tSHORT m_int { $$ = make_type(RPC_FC_SHORT, NULL); }
583 | tLONG m_int { $$ = make_type(RPC_FC_LONG, NULL); }
584 | tHYPER m_int { $$ = make_type(RPC_FC_HYPER, NULL); }
585 | tINT64 { $$ = make_type(RPC_FC_HYPER, &std_int64); }
586 | tCHAR { $$ = make_type(RPC_FC_CHAR, NULL); }
587 ;
588
589 coclass: tCOCLASS aIDENTIFIER { $$ = make_class($2); }
590 | tCOCLASS aKNOWNTYPE { $$ = make_class($2); }
591 ;
592
593 coclasshdr: attributes coclass { $$ = $2;
594 $$->attrs = $1;
595 if (!parse_only && do_header) write_coclass($$);
596 }
597 ;
598
599 coclassdef: coclasshdr '{' coclass_ints '}' { $$ = $1;
600 $$->ifaces = $3;
601 }
602 ;
603
604 coclass_ints: { $$ = NULL; }
605 | coclass_ints coclass_int { LINK($2, $1); $$ = $2; }
606 ;
607
608 coclass_int:
609 m_attributes interfacedec { $$ = make_ifref($2); $$->attrs = $1; }
610 ;
611
612 dispinterface: tDISPINTERFACE aIDENTIFIER { $$ = get_type(0, $2, 0); }
613 | tDISPINTERFACE aKNOWNTYPE { $$ = get_type(0, $2, 0); }
614 ;
615
616 dispinterfacehdr: attributes dispinterface { $$ = $2;
617 if ($$->defined) yyerror("multiple definition error\n");
618 $$->attrs = $1;
619 $$->attrs = make_attr(ATTR_DISPINTERFACE);
620 LINK($$->attrs, $1);
621 $$->ref = find_type("IDispatch", 0);
622 if (!$$->ref) yyerror("IDispatch is undefined\n");
623 $$->defined = TRUE;
624 if (!parse_only && do_header) write_forward($$);
625 }
626 ;
627
628 dispint_props: tPROPERTIES ':' { $$ = NULL; }
629 | dispint_props s_field ';' { LINK($2, $1); $$ = $2; }
630 ;
631
632 dispint_meths: tMETHODS ':' { $$ = NULL; }
633 | dispint_meths funcdef ';' { LINK($2, $1); $$ = $2; }
634 ;
635
636 dispinterfacedef: dispinterfacehdr '{'
637 dispint_props
638 dispint_meths
639 '}' { $$ = $1;
640 $$->fields = $3;
641 $$->funcs = $4;
642 if (!parse_only && do_header) write_dispinterface($$);
643 }
644 /* FIXME: not sure how to handle this yet
645 | dispinterfacehdr '{' interface '}' { $$ = $1;
646 if (!parse_only && do_header) write_interface($$);
647 }
648 */
649 ;
650
651 inherit: { $$ = NULL; }
652 | ':' aKNOWNTYPE { $$ = find_type2($2, 0); }
653 ;
654
655 interface: tINTERFACE aIDENTIFIER { $$ = get_type(RPC_FC_IP, $2, 0); }
656 | tINTERFACE aKNOWNTYPE { $$ = get_type(RPC_FC_IP, $2, 0); }
657 ;
658
659 interfacehdr: attributes interface { $$ = $2;
660 if ($$->defined) yyerror("multiple definition error\n");
661 $$->attrs = $1;
662 $$->defined = TRUE;
663 if (!parse_only && do_header) write_forward($$);
664 }
665 ;
666
667 interfacedef: interfacehdr inherit
668 '{' int_statements '}' { $$ = $1;
669 $$->ref = $2;
670 $$->funcs = $4;
671 if (!parse_only && do_header) write_interface($$);
672 }
673 /* MIDL is able to import the definition of a base class from inside the
674 * definition of a derived class, I'll try to support it with this rule */
675 | interfacehdr ':' aIDENTIFIER
676 '{' import int_statements '}' { $$ = $1;
677 $$->ref = find_type2($3, 0);
678 if (!$$->ref) yyerror("base class %s not found in import\n", $3);
679 $$->funcs = $6;
680 if (!parse_only && do_header) write_interface($$);
681 }
682 | dispinterfacedef { $$ = $1; }
683 ;
684
685 interfacedec:
686 interface ';' { $$ = $1; if (!parse_only && do_header) write_forward($$); }
687 | dispinterface ';' { $$ = $1; if (!parse_only && do_header) write_forward($$); }
688 ;
689
690 module: tMODULE aIDENTIFIER { $$ = make_type(0, NULL); $$->name = $2; }
691 | tMODULE aKNOWNTYPE { $$ = make_type(0, NULL); $$->name = $2; }
692 ;
693
694 modulehdr: attributes module { $$ = $2;
695 $$->attrs = $1;
696 }
697 ;
698
699 moduledef: modulehdr '{' int_statements '}' { $$ = $1;
700 $$->funcs = $3;
701 /* FIXME: if (!parse_only && do_header) write_module($$); */
702 }
703 ;
704
705 p_ident: '*' pident %prec PPTR { $$ = $2; $$->ptr_level++; }
706 | tCONST p_ident { $$ = $2; /* FIXME */ }
707 ;
708
709 pident: ident
710 | p_ident
711 | '(' pident ')' { $$ = $2; }
712 ;
713
714 pident_list:
715 pident
716 | pident_list ',' pident { LINK($3, $1); $$ = $3; }
717 ;
718
719 pointer_type:
720 tREF { $$ = RPC_FC_RP; }
721 | tUNIQUE { $$ = RPC_FC_UP; }
722 ;
723
724 structdef: tSTRUCT t_ident '{' fields '}' { $$ = get_typev(RPC_FC_STRUCT, $2, tsSTRUCT);
725 /* overwrite RPC_FC_STRUCT with a more exact type */
726 $$->type = get_struct_type( $4 );
727 $$->fields = $4;
728 $$->defined = TRUE;
729 if(in_typelib)
730 add_struct($$);
731 }
732 ;
733
734 type: tVOID { $$ = make_tref(NULL, make_type(0, NULL)); }
735 | aKNOWNTYPE { $$ = make_tref($1, find_type($1, 0)); }
736 | base_type { $$ = make_tref(NULL, $1); }
737 | tCONST type { $$ = uniq_tref($2); $$->ref->is_const = TRUE; }
738 | enumdef { $$ = make_tref(NULL, $1); }
739 | tENUM aIDENTIFIER { $$ = make_tref(NULL, find_type2($2, tsENUM)); }
740 | structdef { $$ = make_tref(NULL, $1); }
741 | tSTRUCT aIDENTIFIER { $$ = make_tref(NULL, get_type(RPC_FC_STRUCT, $2, tsSTRUCT)); }
742 | uniondef { $$ = make_tref(NULL, $1); }
743 | tUNION aIDENTIFIER { $$ = make_tref(NULL, find_type2($2, tsUNION)); }
744 ;
745
746 typedef: tTYPEDEF m_attributes type pident_list { typeref_t *tref = uniq_tref($3);
747 $4->tname = tref->name;
748 tref->name = NULL;
749 $$ = type_ref(tref);
750 $$->attrs = $2;
751 if (!parse_only && do_header) write_typedef($$, $4);
752 if (in_typelib && $$->attrs)
753 add_typedef($$, $4);
754 reg_types($$, $4, 0);
755 }
756 ;
757
758 uniondef: tUNION t_ident '{' fields '}' { $$ = get_typev(RPC_FC_NON_ENCAPSULATED_UNION, $2, tsUNION);
759 $$->fields = $4;
760 $$->defined = TRUE;
761 }
762 | tUNION t_ident
763 tSWITCH '(' s_field ')'
764 m_ident '{' cases '}' { var_t *u = $7;
765 $$ = get_typev(RPC_FC_ENCAPSULATED_UNION, $2, tsUNION);
766 if (!u) u = make_var("tagged_union");
767 u->type = make_type(RPC_FC_NON_ENCAPSULATED_UNION, NULL);
768 u->type->fields = $9;
769 u->type->defined = TRUE;
770 LINK(u, $5); $$->fields = u;
771 $$->defined = TRUE;
772 }
773 ;
774
775 version:
776 aNUM { $$ = MAKELONG($1, 0); }
777 | aNUM '.' aNUM { $$ = MAKELONG($1, $3); }
778 ;
779
780 %%
781
782 static attr_t *make_attr(enum attr_type type)
783 {
784 attr_t *a = xmalloc(sizeof(attr_t));
785 a->type = type;
786 a->u.ival = 0;
787 INIT_LINK(a);
788 return a;
789 }
790
791 static attr_t *make_attrv(enum attr_type type, unsigned long val)
792 {
793 attr_t *a = xmalloc(sizeof(attr_t));
794 a->type = type;
795 a->u.ival = val;
796 INIT_LINK(a);
797 return a;
798 }
799
800 static attr_t *make_attrp(enum attr_type type, void *val)
801 {
802 attr_t *a = xmalloc(sizeof(attr_t));
803 a->type = type;
804 a->u.pval = val;
805 INIT_LINK(a);
806 return a;
807 }
808
809 static expr_t *make_expr(enum expr_type type)
810 {
811 expr_t *e = xmalloc(sizeof(expr_t));
812 e->type = type;
813 e->ref = NULL;
814 e->u.lval = 0;
815 e->is_const = FALSE;
816 INIT_LINK(e);
817 return e;
818 }
819
820 static expr_t *make_exprl(enum expr_type type, long val)
821 {
822 expr_t *e = xmalloc(sizeof(expr_t));
823 e->type = type;
824 e->ref = NULL;
825 e->u.lval = val;
826 e->is_const = FALSE;
827 INIT_LINK(e);
828 /* check for numeric constant */
829 if (type == EXPR_NUM || type == EXPR_HEXNUM) {
830 e->is_const = TRUE;
831 e->cval = val;
832 }
833 return e;
834 }
835
836 static expr_t *make_exprs(enum expr_type type, char *val)
837 {
838 expr_t *e;
839 e = xmalloc(sizeof(expr_t));
840 e->type = type;
841 e->ref = NULL;
842 e->u.sval = val;
843 e->is_const = FALSE;
844 INIT_LINK(e);
845 /* check for predefined constants */
846 if (type == EXPR_IDENTIFIER) {
847 var_t *c = find_const(val, 0);
848 if (c) {
849 e->u.sval = c->name;
850 free(val);
851 e->is_const = TRUE;
852 e->cval = c->lval;
853 }
854 }
855 return e;
856 }
857
858 static expr_t *make_exprt(enum expr_type type, typeref_t *tref, expr_t *expr)
859 {
860 expr_t *e;
861 e = xmalloc(sizeof(expr_t));
862 e->type = type;
863 e->ref = expr;
864 e->u.tref = tref;
865 e->is_const = FALSE;
866 INIT_LINK(e);
867 /* check for cast of constant expression */
868 if (type == EXPR_CAST && expr->is_const) {
869 e->is_const = TRUE;
870 e->cval = expr->cval;
871 }
872 return e;
873 }
874
875 static expr_t *make_expr1(enum expr_type type, expr_t *expr)
876 {
877 expr_t *e;
878 e = xmalloc(sizeof(expr_t));
879 e->type = type;
880 e->ref = expr;
881 e->u.lval = 0;
882 e->is_const = FALSE;
883 INIT_LINK(e);
884 /* check for compile-time optimization */
885 if (expr->is_const) {
886 e->is_const = TRUE;
887 switch (type) {
888 case EXPR_NEG:
889 e->cval = -expr->cval;
890 break;
891 case EXPR_NOT:
892 e->cval = ~expr->cval;
893 break;
894 default:
895 e->is_const = FALSE;
896 break;
897 }
898 }
899 return e;
900 }
901
902 static expr_t *make_expr2(enum expr_type type, expr_t *expr1, expr_t *expr2)
903 {
904 expr_t *e;
905 e = xmalloc(sizeof(expr_t));
906 e->type = type;
907 e->ref = expr1;
908 e->u.ext = expr2;
909 e->is_const = FALSE;
910 INIT_LINK(e);
911 /* check for compile-time optimization */
912 if (expr1->is_const && expr2->is_const) {
913 e->is_const = TRUE;
914 switch (type) {
915 case EXPR_ADD:
916 e->cval = expr1->cval + expr2->cval;
917 break;
918 case EXPR_SUB:
919 e->cval = expr1->cval - expr2->cval;
920 break;
921 case EXPR_MUL:
922 e->cval = expr1->cval * expr2->cval;
923 break;
924 case EXPR_DIV:
925 e->cval = expr1->cval / expr2->cval;
926 break;
927 case EXPR_OR:
928 e->cval = expr1->cval | expr2->cval;
929 break;
930 case EXPR_AND:
931 e->cval = expr1->cval & expr2->cval;
932 break;
933 case EXPR_SHL:
934 e->cval = expr1->cval << expr2->cval;
935 break;
936 case EXPR_SHR:
937 e->cval = expr1->cval >> expr2->cval;
938 break;
939 default:
940 e->is_const = FALSE;
941 break;
942 }
943 }
944 return e;
945 }
946
947 static expr_t *make_expr3(enum expr_type type, expr_t *expr1, expr_t *expr2, expr_t *expr3)
948 {
949 expr_t *e;
950 e = xmalloc(sizeof(expr_t));
951 e->type = type;
952 e->ref = expr1;
953 e->u.ext = expr2;
954 e->ext2 = expr3;
955 e->is_const = FALSE;
956 INIT_LINK(e);
957 /* check for compile-time optimization */
958 if (expr1->is_const && expr2->is_const && expr3->is_const) {
959 e->is_const = TRUE;
960 switch (type) {
961 case EXPR_COND:
962 e->cval = expr1->cval ? expr2->cval : expr3->cval;
963 break;
964 default:
965 e->is_const = FALSE;
966 break;
967 }
968 }
969 return e;
970 }
971
972 static type_t *make_type(unsigned char type, type_t *ref)
973 {
974 type_t *t = xmalloc(sizeof(type_t));
975 t->name = NULL;
976 t->type = type;
977 t->ref = ref;
978 t->rname = NULL;
979 t->attrs = NULL;
980 t->funcs = NULL;
981 t->fields = NULL;
982 t->ignore = parse_only;
983 t->is_const = FALSE;
984 t->sign = 0;
985 t->defined = FALSE;
986 t->written = FALSE;
987 t->typelib_idx = -1;
988 INIT_LINK(t);
989 return t;
990 }
991
992 static typeref_t *make_tref(char *name, type_t *ref)
993 {
994 typeref_t *t = xmalloc(sizeof(typeref_t));
995 t->name = name;
996 t->ref = ref;
997 t->uniq = ref ? 0 : 1;
998 return t;
999 }
1000
1001 static typeref_t *uniq_tref(typeref_t *ref)
1002 {
1003 typeref_t *t = ref;
1004 type_t *tp;
1005 if (t->uniq) return t;
1006 tp = make_type(0, t->ref);
1007 tp->name = t->name;
1008 t->name = NULL;
1009 t->ref = tp;
1010 t->uniq = 1;
1011 return t;
1012 }
1013
1014 static type_t *type_ref(typeref_t *ref)
1015 {
1016 type_t *t = ref->ref;
1017 if (ref->name) free(ref->name);
1018 free(ref);
1019 return t;
1020 }
1021
1022 static void set_type(var_t *v, typeref_t *ref, expr_t *arr)
1023 {
1024 v->type = ref->ref;
1025 v->tname = ref->name;
1026 ref->name = NULL;
1027 free(ref);
1028 v->array = arr;
1029 }
1030
1031 static ifref_t *make_ifref(type_t *iface)
1032 {
1033 ifref_t *l = xmalloc(sizeof(ifref_t));
1034 l->iface = iface;
1035 l->attrs = NULL;
1036 INIT_LINK(l);
1037 return l;
1038 }
1039
1040 static var_t *make_var(char *name)
1041 {
1042 var_t *v = xmalloc(sizeof(var_t));
1043 v->name = name;
1044 v->ptr_level = 0;
1045 v->type = NULL;
1046 v->tname = NULL;
1047 v->attrs = NULL;
1048 v->array = NULL;
1049 v->eval = NULL;
1050 v->lval = 0;
1051 INIT_LINK(v);
1052 return v;
1053 }
1054
1055 static func_t *make_func(var_t *def, var_t *args)
1056 {
1057 func_t *f = xmalloc(sizeof(func_t));
1058 f->def = def;
1059 f->args = args;
1060 f->ignore = parse_only;
1061 f->idx = -1;
1062 INIT_LINK(f);
1063 return f;
1064 }
1065
1066 static class_t *make_class(char *name)
1067 {
1068 class_t *c = xmalloc(sizeof(class_t));
1069 c->name = name;
1070 c->attrs = NULL;
1071 c->ifaces = NULL;
1072 INIT_LINK(c);
1073 return c;
1074 }
1075
1076 #define HASHMAX 64
1077
1078 static int hash_ident(const char *name)
1079 {
1080 const char *p = name;
1081 int sum = 0;
1082 /* a simple sum hash is probably good enough */
1083 while (*p) {
1084 sum += *p;
1085 p++;
1086 }
1087 return sum & (HASHMAX-1);
1088 }
1089
1090 /***** type repository *****/
1091
1092 struct rtype {
1093 char *name;
1094 type_t *type;
1095 int t;
1096 struct rtype *next;
1097 };
1098
1099 struct rtype *type_hash[HASHMAX];
1100
1101 static type_t *reg_type(type_t *type, char *name, int t)
1102 {
1103 struct rtype *nt;
1104 int hash;
1105 if (!name) {
1106 yyerror("registering named type without name\n");
1107 return type;
1108 }
1109 hash = hash_ident(name);
1110 nt = xmalloc(sizeof(struct rtype));
1111 nt->name = name;
1112 nt->type = type;
1113 nt->t = t;
1114 nt->next = type_hash[hash];
1115 type_hash[hash] = nt;
1116 return type;
1117 }
1118
1119 /* determine pointer type from attrs */
1120 static unsigned char get_pointer_type( type_t *type )
1121 {
1122 int t;
1123 if (is_attr( type->attrs, ATTR_STRING ))
1124 {
1125 type_t *t = type;
1126 while( t->type == 0 && t->ref )
1127 t = t->ref;
1128 switch( t->type )
1129 {
1130 case RPC_FC_CHAR:
1131 return RPC_FC_C_CSTRING;
1132 case RPC_FC_WCHAR:
1133 return RPC_FC_C_WSTRING;
1134 }
1135 }
1136 t = get_attrv( type->attrs, ATTR_POINTERTYPE );
1137 if (t) return t;
1138 return RPC_FC_FP;
1139 }
1140
1141 static type_t *reg_types(type_t *type, var_t *names, int t)
1142 {
1143 type_t *ptr = type;
1144 int ptrc = 0;
1145
1146 while (names) {
1147 var_t *next = NEXT_LINK(names);
1148 if (names->name) {
1149 type_t *cur = ptr;
1150 int cptr = names->ptr_level;
1151 if (cptr > ptrc) {
1152 while (cptr > ptrc) {
1153 int t = get_pointer_type( cur );
1154 cur = ptr = make_type(t, cur);
1155 ptrc++;
1156 }
1157 } else {
1158 while (cptr < ptrc) {
1159 cur = cur->ref;
1160 cptr++;
1161 }
1162 }
1163 reg_type(cur, names->name, t);
1164 }
1165 free(names);
1166 names = next;
1167 }
1168 return type;
1169 }
1170
1171 static type_t *find_type(char *name, int t)
1172 {
1173 struct rtype *cur = type_hash[hash_ident(name)];
1174 while (cur && (cur->t != t || strcmp(cur->name, name)))
1175 cur = cur->next;
1176 if (!cur) {
1177 yyerror("type %s not found\n", name);
1178 return NULL;
1179 }
1180 return cur->type;
1181 }
1182
1183 static type_t *find_type2(char *name, int t)
1184 {
1185 type_t *tp = find_type(name, t);
1186 free(name);
1187 return tp;
1188 }
1189
1190 int is_type(const char *name)
1191 {
1192 struct rtype *cur = type_hash[hash_ident(name)];
1193 while (cur && (cur->t || strcmp(cur->name, name)))
1194 cur = cur->next;
1195 if (cur) return TRUE;
1196 return FALSE;
1197 }
1198
1199 static type_t *get_type(unsigned char type, char *name, int t)
1200 {
1201 struct rtype *cur = NULL;
1202 type_t *tp;
1203 if (name) {
1204 cur = type_hash[hash_ident(name)];
1205 while (cur && (cur->t != t || strcmp(cur->name, name)))
1206 cur = cur->next;
1207 }
1208 if (cur) {
1209 free(name);
1210 return cur->type;
1211 }
1212 tp = make_type(type, NULL);
1213 tp->name = name;
1214 if (!name) return tp;
1215 return reg_type(tp, name, t);
1216 }
1217
1218 static type_t *get_typev(unsigned char type, var_t *name, int t)
1219 {
1220 char *sname = NULL;
1221 if (name) {
1222 sname = name->name;
1223 free(name);
1224 }
1225 return get_type(type, sname, t);
1226 }
1227
1228 static int get_struct_type(var_t *field)
1229 {
1230 int has_pointer = 0;
1231 int has_conformant_array = 0;
1232 int has_conformant_string = 0;
1233
1234 while (field)
1235 {
1236 type_t *t = field->type;
1237
1238 /* get the base type */
1239 while( (t->type == 0) && t->ref )
1240 t = t->ref;
1241
1242 switch (t->type)
1243 {
1244 /*
1245 * RPC_FC_BYTE, RPC_FC_STRUCT, etc
1246 * Simple types don't effect the type of struct.
1247 * A struct containing a simple struct is still a simple struct.
1248 * So long as we can block copy the data, we return RPC_FC_STRUCT.
1249 */
1250 case 0: /* void pointer */
1251 case RPC_FC_BYTE:
1252 case RPC_FC_CHAR:
1253 case RPC_FC_SMALL:
1254 case RPC_FC_USMALL:
1255 case RPC_FC_WCHAR:
1256 case RPC_FC_SHORT:
1257 case RPC_FC_USHORT:
1258 case RPC_FC_LONG:
1259 case RPC_FC_ULONG:
1260 case RPC_FC_INT3264:
1261 case RPC_FC_UINT3264:
1262 case RPC_FC_HYPER:
1263 case RPC_FC_FLOAT:
1264 case RPC_FC_DOUBLE:
1265 case RPC_FC_STRUCT:
1266 case RPC_FC_ENUM16:
1267 case RPC_FC_ENUM32:
1268 break;
1269
1270 case RPC_FC_UP:
1271 case RPC_FC_FP:
1272 has_pointer = 1;
1273 break;
1274 case RPC_FC_CARRAY:
1275 has_conformant_array = 1;
1276 break;
1277 case RPC_FC_C_CSTRING:
1278 case RPC_FC_C_WSTRING:
1279 has_conformant_string = 1;
1280 break;
1281
1282 /*
1283 * Propagate member attributes
1284 * a struct should be at least as complex as its member
1285 */
1286 case RPC_FC_CVSTRUCT:
1287 has_conformant_string = 1;
1288 has_pointer = 1;
1289 break;
1290
1291 case RPC_FC_CPSTRUCT:
1292 has_conformant_array = 1;
1293 has_pointer = 1;
1294 break;
1295
1296 case RPC_FC_CSTRUCT:
1297 has_conformant_array = 1;
1298 break;
1299
1300 case RPC_FC_PSTRUCT:
1301 has_pointer = 1;
1302 break;
1303
1304 default:
1305 fprintf(stderr,"Unknown struct member %s with type (0x%02x)\n",
1306 field->name, t->type);
1307 /* fallthru - treat it as complex */
1308
1309 /* as soon as we see one of these these members, it's bogus... */
1310 case RPC_FC_IP:
1311 case RPC_FC_ENCAPSULATED_UNION:
1312 case RPC_FC_NON_ENCAPSULATED_UNION:
1313 case RPC_FC_TRANSMIT_AS:
1314 case RPC_FC_REPRESENT_AS:
1315 case RPC_FC_PAD:
1316 case RPC_FC_EMBEDDED_COMPLEX:
1317 case RPC_FC_BOGUS_STRUCT:
1318 return RPC_FC_BOGUS_STRUCT;
1319 }
1320 field = NEXT_LINK(field);
1321 }
1322
1323 if( has_conformant_string && has_pointer )
1324 return RPC_FC_CVSTRUCT;
1325 if( has_conformant_array && has_pointer )
1326 return RPC_FC_CPSTRUCT;
1327 if( has_conformant_array )
1328 return RPC_FC_CSTRUCT;
1329 if( has_pointer )
1330 return RPC_FC_PSTRUCT;
1331 return RPC_FC_STRUCT;
1332 }
1333
1334 /***** constant repository *****/
1335
1336 struct rconst {
1337 char *name;
1338 var_t *var;
1339 struct rconst *next;
1340 };
1341
1342 struct rconst *const_hash[HASHMAX];
1343
1344 static var_t *reg_const(var_t *var)
1345 {
1346 struct rconst *nc;
1347 int hash;
1348 if (!var->name) {
1349 yyerror("registering constant without name\n");
1350 return var;
1351 }
1352 hash = hash_ident(var->name);
1353 nc = xmalloc(sizeof(struct rconst));
1354 nc->name = var->name;
1355 nc->var = var;
1356 nc->next = const_hash[hash];
1357 const_hash[hash] = nc;
1358 return var;
1359 }
1360
1361 static var_t *find_const(char *name, int f)
1362 {
1363 struct rconst *cur = const_hash[hash_ident(name)];
1364 while (cur && strcmp(cur->name, name))
1365 cur = cur->next;
1366 if (!cur) {
1367 if (f) yyerror("constant %s not found\n", name);
1368 return NULL;
1369 }
1370 return cur->var;
1371 }
Quick hack tree for wine patches julliard doesn't want to commit