4 * Copyright 2002 Ove Kaaven
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
39 static int indentation = 0;
41 static void indent(FILE *h, int delta)
44 if (delta < 0) indentation += delta;
45 for (c=0; c<indentation; c++) fprintf(h, " ");
46 if (delta > 0) indentation += delta;
49 int is_attr(const attr_t *a, enum attr_type t)
52 if (a->type == t) return 1;
58 void *get_attrp(const attr_t *a, enum attr_type t)
61 if (a->type == t) return a->u.pval;
67 unsigned long get_attrv(const attr_t *a, enum attr_type t)
70 if (a->type == t) return a->u.ival;
76 int is_void(const type_t *t, const var_t *v)
78 if (v && v->ptr_level) return 0;
79 if (!t->type && !t->ref) return 1;
83 static void write_guid(const char *guid_prefix, const char *name, UUID *uuid)
86 fprintf(header, "DEFINE_GUID(%s_%s, 0x%08lx, 0x%04x, 0x%04x, 0x%02x,0x%02x, 0x%02x,"
87 "0x%02x,0x%02x,0x%02x,0x%02x,0x%02x);\n",
88 guid_prefix, name, uuid->Data1, uuid->Data2, uuid->Data3, uuid->Data4[0],
89 uuid->Data4[1], uuid->Data4[2], uuid->Data4[3], uuid->Data4[4], uuid->Data4[5],
90 uuid->Data4[6], uuid->Data4[7]);
93 static void write_pident(FILE *h, const var_t *v)
96 for (c=0; c<v->ptr_level; c++) {
99 if (v->name) fprintf(h, "%s", v->name);
102 void write_name(FILE *h, const var_t *v)
104 if (is_attr( v->attrs, ATTR_PROPGET ))
106 else if (is_attr( v->attrs, ATTR_PROPPUT ))
108 else if (is_attr( v->attrs, ATTR_PROPPUTREF ))
109 fprintf(h, "putref_" );
110 fprintf(h, "%s", v->name);
113 const char* get_name(const var_t *v)
118 void write_array(FILE *h, const expr_t *v, int field)
121 while (NEXT_LINK(v)) v = NEXT_LINK(v);
125 fprintf(h, "%ld", v->cval); /* statically sized array */
127 if (field) fprintf(h, "1"); /* dynamically sized array */
135 static void write_field(FILE *h, var_t *v)
140 write_type(h, v->type, NULL, v->tname);
146 /* not all C/C++ compilers support anonymous structs and unions */
147 switch (v->type->type) {
149 case RPC_FC_CVSTRUCT:
150 case RPC_FC_CPSTRUCT:
153 case RPC_FC_BOGUS_STRUCT:
154 case RPC_FC_ENCAPSULATED_UNION:
155 fprintf(h, " DUMMYSTRUCTNAME");
157 case RPC_FC_NON_ENCAPSULATED_UNION:
158 fprintf(h, " DUMMYUNIONNAME");
165 write_array(h, v->array, 1);
170 static void write_fields(FILE *h, var_t *v)
174 while (NEXT_LINK(v)) v = NEXT_LINK(v);
177 if (v == first) break;
182 static void write_enums(FILE *h, var_t *v)
185 while (NEXT_LINK(v)) v = NEXT_LINK(v);
192 write_expr(h, v->eval, 0);
202 void write_type(FILE *h, type_t *t, const var_t *v, const char *n)
206 if (n) fprintf(h, "%s", n);
208 if (t->is_const) fprintf(h, "const ");
210 if (t->sign > 0) fprintf(h, "signed ");
211 else if (t->sign < 0) fprintf(h, "unsigned ");
214 if (t->ref) fprintf(h, t->ref->name);
215 else fprintf(h, "byte");
218 if (t->ref) fprintf(h, t->ref->name);
219 else fprintf(h, "char");
226 if (t->ref) fprintf(h, t->ref->name);
227 else fprintf(h, "small");
231 if (t->ref) fprintf(h, t->ref->name);
232 else fprintf(h, "short");
236 if (t->ref) fprintf(h, t->ref->name);
237 else fprintf(h, "long");
240 if (t->ref) fprintf(h, t->ref->name);
241 else fprintf(h, "hyper");
247 fprintf(h, "double");
251 if (t->defined && !t->written) {
252 if (t->name) fprintf(h, "enum %s {\n", t->name);
253 else fprintf(h, "enum {\n");
256 write_enums(h, t->fields);
260 else fprintf(h, "enum %s", t->name);
262 case RPC_FC_ERROR_STATUS_T:
263 if (t->ref) fprintf(h, t->ref->name);
264 else fprintf(h, "error_status_t");
266 case RPC_FC_BIND_PRIMITIVE:
267 if (t->ref) fprintf(h, t->ref->name);
268 else fprintf(h, "handle_t");
271 case RPC_FC_CVSTRUCT:
272 case RPC_FC_CPSTRUCT:
275 case RPC_FC_BOGUS_STRUCT:
276 case RPC_FC_ENCAPSULATED_UNION:
277 if (t->defined && !t->written) {
278 if (t->name) fprintf(h, "struct %s {\n", t->name);
279 else fprintf(h, "struct {\n");
282 write_fields(h, t->fields);
286 else fprintf(h, "struct %s", t->name);
288 case RPC_FC_NON_ENCAPSULATED_UNION:
289 if (t->defined && !t->written) {
290 if (t->name) fprintf(h, "union %s {\n", t->name);
291 else fprintf(h, "union {\n");
294 write_fields(h, t->fields);
298 else fprintf(h, "union %s", t->name);
301 fprintf(h, "(unknown-type:%d)", t->type);
306 write_type(h, t->ref, NULL, t->name);
308 else fprintf(h, "void");
312 for (c=0; c<v->ptr_level; c++) {
321 struct user_type *next;
325 static struct user_type *user_type_list;
327 static int user_type_registered(const char *name)
329 struct user_type *ut;
330 for (ut = user_type_list; ut; ut = ut->next)
331 if (!strcmp(name, ut->name))
336 static void check_for_user_types(var_t *v)
339 type_t *type = v->type;
340 const char *name = v->tname;
341 for (type = v->type; type; type = type->ref) {
342 if (type->user_types_registered) continue;
343 type->user_types_registered = 1;
344 if (is_attr(type->attrs, ATTR_WIREMARSHAL)) {
345 if (!user_type_registered(name))
347 struct user_type *ut = xmalloc(sizeof(struct user_type) + strlen(name));
348 strcpy(ut->name, name);
349 ut->next = user_type_list;
352 /* don't carry on parsing fields within this type as we are already
353 * using a wire marshaled type */
356 else if (type->fields)
358 var_t *fields = type->fields;
359 while (NEXT_LINK(fields)) fields = NEXT_LINK(fields);
360 check_for_user_types(fields);
362 /* the wire_marshal attribute is always at least one reference away
363 * from the name of the type, so update it after the rest of the
364 * processing above */
365 if (type->name) name = type->name;
371 void write_user_types(void)
373 struct user_type *ut;
374 for (ut = user_type_list; ut; ut = ut->next)
376 const char *name = ut->name;
377 fprintf(header, "unsigned long __RPC_USER %s_UserSize (unsigned long *, unsigned long, %s *);\n", name, name);
378 fprintf(header, "unsigned char * __RPC_USER %s_UserMarshal (unsigned long *, unsigned char *, %s *);\n", name, name);
379 fprintf(header, "unsigned char * __RPC_USER %s_UserUnmarshal(unsigned long *, unsigned char *, %s *);\n", name, name);
380 fprintf(header, "void __RPC_USER %s_UserFree (unsigned long *, %s *);\n", name, name);
384 void write_typedef(type_t *type, const var_t *names)
386 char *tname = names->tname;
388 while (NEXT_LINK(names)) names = NEXT_LINK(names);
390 fprintf(header, "typedef ");
391 write_type(header, type, NULL, tname);
392 fprintf(header, " ");
394 write_pident(header, names);
395 if (PREV_LINK(names))
396 fprintf(header, ", ");
397 names = PREV_LINK(names);
399 fprintf(header, ";\n");
402 void write_expr(FILE *h, const expr_t *e, int brackets)
408 fprintf(h, "%ld", e->u.lval);
411 fprintf(h, "0x%lx", e->u.lval);
413 case EXPR_IDENTIFIER:
414 fprintf(h, "%s", e->u.sval);
418 write_expr(h, e->ref, 1);
422 write_expr(h, e->ref, 1);
426 write_expr(h, e->ref, 1);
430 write_type(h, e->u.tref->ref, NULL, e->u.tref->name);
432 write_expr(h, e->ref, 1);
435 fprintf(h, "sizeof(");
436 write_type(h, e->u.tref->ref, NULL, e->u.tref->name);
447 if (brackets) fprintf(h, "(");
448 write_expr(h, e->ref, 1);
450 case EXPR_SHL: fprintf(h, " << "); break;
451 case EXPR_SHR: fprintf(h, " >> "); break;
452 case EXPR_MUL: fprintf(h, " * "); break;
453 case EXPR_DIV: fprintf(h, " / "); break;
454 case EXPR_ADD: fprintf(h, " + "); break;
455 case EXPR_SUB: fprintf(h, " - "); break;
456 case EXPR_AND: fprintf(h, " & "); break;
457 case EXPR_OR: fprintf(h, " | "); break;
460 write_expr(h, e->u.ext, 1);
461 if (brackets) fprintf(h, ")");
464 if (brackets) fprintf(h, "(");
465 write_expr(h, e->ref, 1);
467 write_expr(h, e->u.ext, 1);
469 write_expr(h, e->ext2, 1);
470 if (brackets) fprintf(h, ")");
475 void write_constdef(const var_t *v)
477 fprintf(header, "#define %s (", get_name(v));
478 write_expr(header, v->eval, 0);
479 fprintf(header, ")\n\n");
482 void write_externdef(const var_t *v)
484 fprintf(header, "extern const ");
485 write_type(header, v->type, NULL, v->tname);
487 fprintf(header, " ");
488 write_pident(header, v);
490 fprintf(header, ";\n\n");
493 void write_library(const char *name, attr_t *attr) {
494 UUID *uuid = get_attrp(attr, ATTR_UUID);
495 fprintf(header, "\n");
496 write_guid("LIBID", name, uuid);
497 fprintf(header, "\n");
501 var_t* get_explicit_handle_var(func_t* func)
509 while (NEXT_LINK(var)) var = NEXT_LINK(var);
512 if (var->type->type == RPC_FC_BIND_PRIMITIVE)
515 var = PREV_LINK(var);
522 /********** INTERFACES **********/
524 int is_object(attr_t *a)
527 if (a->type == ATTR_OBJECT || a->type == ATTR_ODL) return 1;
533 int is_local(attr_t *a)
535 return is_attr(a, ATTR_LOCAL);
538 var_t *is_callas(attr_t *a)
540 return get_attrp(a, ATTR_CALLAS);
543 static int write_method_macro(const type_t *iface, const char *name)
546 func_t *cur = iface->funcs;
548 if (iface->ref) idx = write_method_macro(iface->ref, name);
551 if (!cur) return idx;
552 while (NEXT_LINK(cur)) cur = NEXT_LINK(cur);
554 fprintf(header, "/*** %s methods ***/\n", iface->name);
556 var_t *def = cur->def;
557 if (!is_callas(def->attrs)) {
558 var_t *arg = cur->args;
562 arg = NEXT_LINK(arg);
566 fprintf(header, "#define %s_", name);
567 write_name(header,def);
568 fprintf(header, "(p");
569 for (c=0; c<argc; c++)
570 fprintf(header, ",%c", c+'a');
571 fprintf(header, ") ");
573 fprintf(header, "(p)->lpVtbl->");
574 write_name(header, def);
575 fprintf(header, "(p");
576 for (c=0; c<argc; c++)
577 fprintf(header, ",%c", c+'a');
578 fprintf(header, ")\n");
579 if (cur->idx == -1) cur->idx = idx;
580 else if (cur->idx != idx) yyerror("BUG: method index mismatch in write_method_macro");
583 cur = PREV_LINK(cur);
588 void write_args(FILE *h, var_t *arg, const char *name, int method, int do_indent)
592 while (NEXT_LINK(arg))
593 arg = NEXT_LINK(arg);
601 fprintf(h, "%s* This", name);
611 else fprintf(h, ",");
613 write_type(h, arg->type, arg, arg->tname);
616 fprintf(h, " (STDMETHODCALLTYPE *");
619 write_args(h, arg->args, NULL, 0, FALSE);
627 write_array(h, arg->array, 0);
628 arg = PREV_LINK(arg);
631 if (do_indent) indentation--;
634 static void write_cpp_method_def(const type_t *iface)
636 func_t *cur = iface->funcs;
639 while (NEXT_LINK(cur)) cur = NEXT_LINK(cur);
641 var_t *def = cur->def;
642 if (!is_callas(def->attrs)) {
644 fprintf(header, "virtual ");
645 write_type(header, def->type, def, def->tname);
646 fprintf(header, " STDMETHODCALLTYPE ");
647 write_name(header, def);
648 fprintf(header, "(\n");
649 write_args(header, cur->args, iface->name, 2, TRUE);
650 fprintf(header, ") = 0;\n");
651 fprintf(header, "\n");
653 cur = PREV_LINK(cur);
657 static void do_write_c_method_def(const type_t *iface, char *name)
659 func_t *cur = iface->funcs;
661 if (iface->ref) do_write_c_method_def(iface->ref, name);
664 while (NEXT_LINK(cur)) cur = NEXT_LINK(cur);
666 fprintf(header, "/*** %s methods ***/\n", iface->name);
668 var_t *def = cur->def;
669 if (!is_callas(def->attrs)) {
671 write_type(header, def->type, def, def->tname);
672 fprintf(header, " (STDMETHODCALLTYPE *");
673 write_name(header, def);
674 fprintf(header, ")(\n");
675 write_args(header, cur->args, name, 1, TRUE);
676 fprintf(header, ");\n");
677 fprintf(header, "\n");
679 cur = PREV_LINK(cur);
683 static void write_c_method_def(const type_t *iface)
685 do_write_c_method_def(iface, iface->name);
688 static void write_c_disp_method_def(const type_t *iface)
690 do_write_c_method_def(iface->ref, iface->name);
693 static void write_method_proto(const type_t *iface)
695 func_t *cur = iface->funcs;
698 while (NEXT_LINK(cur)) cur = NEXT_LINK(cur);
700 var_t *def = cur->def;
701 var_t *cas = is_callas(def->attrs);
703 if (!is_local(def->attrs)) {
704 /* proxy prototype */
705 write_type(header, def->type, def, def->tname);
706 fprintf(header, " CALLBACK %s_", iface->name);
707 write_name(header, def);
708 fprintf(header, "_Proxy(\n");
709 write_args(header, cur->args, iface->name, 1, TRUE);
710 fprintf(header, ");\n");
712 fprintf(header, "void __RPC_STUB %s_", iface->name);
713 write_name(header,def);
714 fprintf(header, "_Stub(\n");
715 fprintf(header, " IRpcStubBuffer* This,\n");
716 fprintf(header, " IRpcChannelBuffer* pRpcChannelBuffer,\n");
717 fprintf(header, " PRPC_MESSAGE pRpcMessage,\n");
718 fprintf(header, " DWORD* pdwStubPhase);\n");
722 while (NEXT_LINK(args))
723 args = NEXT_LINK(args);
725 check_for_user_types(args);
728 func_t *m = iface->funcs;
729 while (m && strcmp(get_name(m->def), cas->name))
732 var_t *mdef = m->def;
733 /* proxy prototype - use local prototype */
734 write_type(header, mdef->type, mdef, mdef->tname);
735 fprintf(header, " CALLBACK %s_", iface->name);
736 write_name(header, mdef);
737 fprintf(header, "_Proxy(\n");
738 write_args(header, m->args, iface->name, 1, TRUE);
739 fprintf(header, ");\n");
740 /* stub prototype - use remotable prototype */
741 write_type(header, def->type, def, def->tname);
742 fprintf(header, " __RPC_STUB %s_", iface->name);
743 write_name(header, mdef);
744 fprintf(header, "_Stub(\n");
745 write_args(header, cur->args, iface->name, 1, TRUE);
746 fprintf(header, ");\n");
749 yywarning("invalid call_as attribute (%s -> %s)\n", get_name(def), cas->name);
753 cur = PREV_LINK(cur);
757 static void write_function_proto(const type_t *iface)
759 char *implicit_handle = get_attrp(iface->attrs, ATTR_IMPLICIT_HANDLE);
760 int explicit_handle = is_attr(iface->attrs, ATTR_EXPLICIT_HANDLE);
761 var_t* explicit_handle_var;
763 func_t *cur = iface->funcs;
764 while (NEXT_LINK(cur)) cur = NEXT_LINK(cur);
766 var_t *def = cur->def;
768 /* check for a defined binding handle */
769 explicit_handle_var = get_explicit_handle_var(cur);
770 if (explicit_handle) {
771 if (!explicit_handle_var) {
772 error("%s() does not define an explicit binding handle!\n", def->name);
775 } else if (implicit_handle) {
776 if (explicit_handle_var) {
777 error("%s() must not define a binding handle!\n", def->name);
782 /* FIXME: do we need to handle call_as? */
783 write_type(header, def->type, def, def->tname);
784 fprintf(header, " ");
785 write_name(header, def);
786 fprintf(header, "(\n");
788 write_args(header, cur->args, iface->name, 0, TRUE);
790 fprintf(header, " void");
791 fprintf(header, ");\n");
793 cur = PREV_LINK(cur);
797 void write_forward(type_t *iface)
799 /* C/C++ forwards should only be written for object interfaces, so if we
800 * have a full definition we only write one if we find [object] among the
801 * attributes - however, if we don't have a full definition at this point
802 * (i.e. this is an IDL forward), then we also assume that it is an object
803 * interface, since non-object interfaces shouldn't need forwards */
804 if ((!iface->defined || is_object(iface->attrs) || is_attr(iface->attrs, ATTR_DISPINTERFACE))
805 && !iface->written) {
806 fprintf(header, "#ifndef __%s_FWD_DEFINED__\n", iface->name);
807 fprintf(header, "#define __%s_FWD_DEFINED__\n", iface->name);
808 fprintf(header, "typedef interface %s %s;\n", iface->name, iface->name);
809 fprintf(header, "#endif\n\n" );
810 iface->written = TRUE;
814 static void write_iface_guid(const type_t *iface)
816 UUID *uuid = get_attrp(iface->attrs, ATTR_UUID);
817 write_guid("IID", iface->name, uuid);
820 static void write_dispiface_guid(const type_t *iface)
822 UUID *uuid = get_attrp(iface->attrs, ATTR_UUID);
823 write_guid("DIID", iface->name, uuid);
826 static void write_coclass_guid(class_t *cocl)
828 UUID *uuid = get_attrp(cocl->attrs, ATTR_UUID);
829 write_guid("CLSID", cocl->name, uuid);
832 static void write_com_interface(type_t *iface)
834 if (!iface->funcs && !iface->ref) {
835 yywarning("%s has no methods", iface->name);
839 fprintf(header, "/*****************************************************************************\n");
840 fprintf(header, " * %s interface\n", iface->name);
841 fprintf(header, " */\n");
842 fprintf(header,"#ifndef __%s_INTERFACE_DEFINED__\n", iface->name);
843 fprintf(header,"#define __%s_INTERFACE_DEFINED__\n\n", iface->name);
844 write_iface_guid(iface);
845 write_forward(iface);
847 fprintf(header, "#if defined(__cplusplus) && !defined(CINTERFACE)\n");
850 fprintf(header, "interface %s : public %s\n", iface->name, iface->ref->name);
851 fprintf(header, "{\n");
853 write_cpp_method_def(iface);
855 fprintf(header, "};\n");
859 fprintf(header, "interface %s\n", iface->name);
860 fprintf(header, "{\n");
861 fprintf(header, " BEGIN_INTERFACE\n");
862 fprintf(header, "\n");
864 write_cpp_method_def(iface);
866 fprintf(header, " END_INTERFACE\n");
867 fprintf(header, "};\n");
869 fprintf(header, "#else\n");
871 fprintf(header, "typedef struct %sVtbl {\n", iface->name);
873 fprintf(header, " BEGIN_INTERFACE\n");
874 fprintf(header, "\n");
875 write_c_method_def(iface);
877 fprintf(header, " END_INTERFACE\n");
878 fprintf(header, "} %sVtbl;\n", iface->name);
879 fprintf(header, "interface %s {\n", iface->name);
880 fprintf(header, " const %sVtbl* lpVtbl;\n", iface->name);
881 fprintf(header, "};\n");
882 fprintf(header, "\n");
883 fprintf(header, "#ifdef COBJMACROS\n");
884 write_method_macro(iface, iface->name);
885 fprintf(header, "#endif\n");
886 fprintf(header, "\n");
887 fprintf(header, "#endif\n");
888 fprintf(header, "\n");
889 write_method_proto(iface);
890 fprintf(header,"\n#endif /* __%s_INTERFACE_DEFINED__ */\n\n", iface->name);
893 static void write_rpc_interface(const type_t *iface)
895 unsigned long ver = get_attrv(iface->attrs, ATTR_VERSION);
896 char *var = get_attrp(iface->attrs, ATTR_IMPLICIT_HANDLE);
898 if (!iface->funcs) return;
900 fprintf(header, "/*****************************************************************************\n");
901 fprintf(header, " * %s interface (v%d.%d)\n", iface->name, LOWORD(ver), HIWORD(ver));
902 fprintf(header, " */\n");
903 write_iface_guid(iface);
904 if (var) fprintf(header, "extern handle_t %s;\n", var);
905 fprintf(header, "extern RPC_IF_HANDLE %s_v%d_%d_c_ifspec;\n", iface->name, LOWORD(ver), HIWORD(ver));
906 fprintf(header, "extern RPC_IF_HANDLE %s_v%d_%d_s_ifspec;\n", iface->name, LOWORD(ver), HIWORD(ver));
907 write_function_proto(iface);
908 fprintf(header, "\n");
910 /* FIXME: server/client code */
913 void write_interface(type_t *iface)
915 if (is_object(iface->attrs))
916 write_com_interface(iface);
918 write_rpc_interface(iface);
921 void write_dispinterface(type_t *iface)
923 fprintf(header, "/*****************************************************************************\n");
924 fprintf(header, " * %s dispinterface\n", iface->name);
925 fprintf(header, " */\n");
926 fprintf(header,"#ifndef __%s_DISPINTERFACE_DEFINED__\n", iface->name);
927 fprintf(header,"#define __%s_DISPINTERFACE_DEFINED__\n\n", iface->name);
928 write_dispiface_guid(iface);
929 write_forward(iface);
931 fprintf(header, "#if defined(__cplusplus) && !defined(CINTERFACE)\n");
932 fprintf(header, "interface %s : public %s\n", iface->name, iface->ref->name);
933 fprintf(header, "{\n");
934 fprintf(header, "};\n");
935 fprintf(header, "#else\n");
937 fprintf(header, "typedef struct %sVtbl {\n", iface->name);
939 fprintf(header, " BEGIN_INTERFACE\n");
940 fprintf(header, "\n");
941 write_c_disp_method_def(iface);
943 fprintf(header, " END_INTERFACE\n");
944 fprintf(header, "} %sVtbl;\n", iface->name);
945 fprintf(header, "interface %s {\n", iface->name);
946 fprintf(header, " const %sVtbl* lpVtbl;\n", iface->name);
947 fprintf(header, "};\n");
948 fprintf(header, "\n");
949 fprintf(header, "#ifdef COBJMACROS\n");
950 write_method_macro(iface->ref, iface->name);
951 fprintf(header, "#endif\n");
952 fprintf(header, "\n");
953 fprintf(header, "#endif\n");
954 fprintf(header, "\n");
955 fprintf(header,"#endif /* __%s_DISPINTERFACE_DEFINED__ */\n\n", iface->name);
958 void write_coclass(class_t *cocl)
960 fprintf(header, "/*****************************************************************************\n");
961 fprintf(header, " * %s coclass\n", cocl->name);
962 fprintf(header, " */\n\n");
963 write_coclass_guid(cocl);
964 fprintf(header, "\n");