1/*
2 * Core Definitions for QAPI Visitor implementations
3 *
4 * Copyright (C) 2012 Red Hat, Inc.
5 *
6 * Author: Paolo Bonizni <pbonzini@redhat.com>
7 *
8 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
9 * See the COPYING.LIB file in the top-level directory.
10 *
11 */
12#ifndef QAPI_VISITOR_IMPL_H
13#define QAPI_VISITOR_IMPL_H
14
15#include "qapi/error.h"
16#include "qapi/visitor.h"
17
18struct Visitor
19{
20    /* Must be set */
21    void (*start_struct)(Visitor *v, void **obj, const char *kind,
22                         const char *name, size_t size, Error **errp);
23    void (*end_struct)(Visitor *v, Error **errp);
24
25    void (*start_implicit_struct)(Visitor *v, void **obj, size_t size,
26                                  Error **errp);
27    void (*end_implicit_struct)(Visitor *v, Error **errp);
28
29    void (*start_list)(Visitor *v, const char *name, Error **errp);
30    GenericList *(*next_list)(Visitor *v, GenericList **list, Error **errp);
31    void (*end_list)(Visitor *v, Error **errp);
32
33    void (*type_enum)(Visitor *v, int *obj, const char *strings[],
34                      const char *kind, const char *name, Error **errp);
35    void (*get_next_type)(Visitor *v, int *kind, const int *qobjects,
36                          const char *name, Error **errp);
37
38    void (*type_int)(Visitor *v, int64_t *obj, const char *name, Error **errp);
39    void (*type_bool)(Visitor *v, bool *obj, const char *name, Error **errp);
40    void (*type_str)(Visitor *v, char **obj, const char *name, Error **errp);
41    void (*type_number)(Visitor *v, double *obj, const char *name,
42                        Error **errp);
43
44    /* May be NULL */
45    void (*start_optional)(Visitor *v, bool *present, const char *name,
46                           Error **errp);
47    void (*end_optional)(Visitor *v, Error **errp);
48
49    void (*start_handle)(Visitor *v, void **obj, const char *kind,
50                         const char *name, Error **errp);
51    void (*end_handle)(Visitor *v, Error **errp);
52    void (*type_uint8)(Visitor *v, uint8_t *obj, const char *name, Error **errp);
53    void (*type_uint16)(Visitor *v, uint16_t *obj, const char *name, Error **errp);
54    void (*type_uint32)(Visitor *v, uint32_t *obj, const char *name, Error **errp);
55    void (*type_uint64)(Visitor *v, uint64_t *obj, const char *name, Error **errp);
56    void (*type_int8)(Visitor *v, int8_t *obj, const char *name, Error **errp);
57    void (*type_int16)(Visitor *v, int16_t *obj, const char *name, Error **errp);
58    void (*type_int32)(Visitor *v, int32_t *obj, const char *name, Error **errp);
59    void (*type_int64)(Visitor *v, int64_t *obj, const char *name, Error **errp);
60    /* visit_type_size() falls back to (*type_uint64)() if type_size is unset */
61    void (*type_size)(Visitor *v, uint64_t *obj, const char *name, Error **errp);
62};
63
64void input_type_enum(Visitor *v, int *obj, const char *strings[],
65                     const char *kind, const char *name, Error **errp);
66void output_type_enum(Visitor *v, int *obj, const char *strings[],
67                      const char *kind, const char *name, Error **errp);
68
69#endif
70