1 /*
2 * IDL Compiler
3 *
4 * Copyright 2002 Ove Kaaven
5 *
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.
10 *
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.
15 *
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20
21 #ifndef __WIDL_HEADER_H
22 #define __WIDL_HEADER_H
23
24 #include "typetree.h"
25
26 extern int is_ptrchain_attr(const var_t *var, enum attr_type t);
27 extern int is_aliaschain_attr(const type_t *var, enum attr_type t);
28 extern int is_attr(const attr_list_t *list, enum attr_type t);
29 extern void *get_attrp(const attr_list_t *list, enum attr_type t);
30 extern unsigned int get_attrv(const attr_list_t *list, enum attr_type t);
31 extern const char* get_name(const var_t *v);
32 extern void write_type_left(FILE *h, type_t *t, enum name_type name_type, int declonly);
33 extern void write_type_right(FILE *h, type_t *t, int is_field);
34 extern void write_type_decl(FILE *f, type_t *t, const char *name);
35 extern void write_type_decl_left(FILE *f, type_t *t);
36 extern unsigned int get_context_handle_offset( const type_t *type );
37 extern unsigned int get_generic_handle_offset( const type_t *type );
38 extern int needs_space_after(type_t *t);
39 extern int is_object(const type_t *iface);
40 extern int is_local(const attr_list_t *list);
41 extern int count_methods(const type_t *iface);
42 extern int need_stub(const type_t *iface);
43 extern int need_proxy(const type_t *iface);
44 extern int need_inline_stubs(const type_t *iface);
45 extern int need_stub_files(const statement_list_t *stmts);
46 extern int need_proxy_file(const statement_list_t *stmts);
47 extern int need_proxy_delegation(const statement_list_t *stmts);
48 extern int need_inline_stubs_file(const statement_list_t *stmts);
49 extern const var_t *is_callas(const attr_list_t *list);
50 extern void write_args(FILE *h, const var_list_t *arg, const char *name, int obj, int do_indent);
51 extern const type_t* get_explicit_generic_handle_type(const var_t* var);
52 extern const var_t *get_func_handle_var( const type_t *iface, const var_t *func,
53 unsigned char *explicit_fc, unsigned char *implicit_fc );
54 extern int has_out_arg_or_return(const var_t *func);
55 extern int is_const_decl(const var_t *var);
56
57 extern void write_serialize_functions(FILE *file, const type_t *type, const type_t *iface);
58
is_ptr(const type_t * t)59 static inline int is_ptr(const type_t *t)
60 {
61 return type_get_type(t) == TYPE_POINTER;
62 }
63
is_array(const type_t * t)64 static inline int is_array(const type_t *t)
65 {
66 return type_get_type(t) == TYPE_ARRAY;
67 }
68
is_void(const type_t * t)69 static inline int is_void(const type_t *t)
70 {
71 return type_get_type(t) == TYPE_VOID;
72 }
73
is_declptr(const type_t * t)74 static inline int is_declptr(const type_t *t)
75 {
76 return is_ptr(t) || (type_get_type(t) == TYPE_ARRAY && type_array_is_decl_as_ptr(t));
77 }
78
is_conformant_array(const type_t * t)79 static inline int is_conformant_array(const type_t *t)
80 {
81 return is_array(t) && type_array_has_conformance(t);
82 }
83
last_ptr(const type_t * type)84 static inline int last_ptr(const type_t *type)
85 {
86 return is_ptr(type) && !is_declptr(type_pointer_get_ref(type));
87 }
88
last_array(const type_t * type)89 static inline int last_array(const type_t *type)
90 {
91 return is_array(type) && !is_array(type_array_get_element(type));
92 }
93
is_string_type(const attr_list_t * attrs,const type_t * type)94 static inline int is_string_type(const attr_list_t *attrs, const type_t *type)
95 {
96 return ((is_attr(attrs, ATTR_STRING) || is_aliaschain_attr(type, ATTR_STRING))
97 && (last_ptr(type) || last_array(type)));
98 }
99
is_context_handle(const type_t * type)100 static inline int is_context_handle(const type_t *type)
101 {
102 const type_t *t;
103 for (t = type;
104 is_ptr(t) || type_is_alias(t);
105 t = type_is_alias(t) ? type_alias_get_aliasee(t) : type_pointer_get_ref(t))
106 if (is_attr(t->attrs, ATTR_CONTEXTHANDLE))
107 return 1;
108 return 0;
109 }
110
111 #endif
112