2 * Core Definitions for QAPI Visitor implementations
4 * Copyright (C) 2012-2016 Red Hat, Inc.
6 * Author: Paolo Bonizni <pbonzini@redhat.com>
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.
12 #ifndef QAPI_VISITOR_IMPL_H
13 #define QAPI_VISITOR_IMPL_H
15 #include "qapi/error.h"
16 #include "qapi/visitor.h"
21 void (*start_struct
)(Visitor
*v
, const char *name
, void **obj
,
22 size_t size
, Error
**errp
);
23 void (*end_struct
)(Visitor
*v
, Error
**errp
);
25 void (*start_list
)(Visitor
*v
, const char *name
, Error
**errp
);
27 GenericList
*(*next_list
)(Visitor
*v
, GenericList
**list
, size_t size
);
29 void (*end_list
)(Visitor
*v
);
31 /* Optional, needed for input and dealloc visitors. */
32 void (*start_alternate
)(Visitor
*v
, const char *name
,
33 GenericAlternate
**obj
, size_t size
,
34 bool promote_int
, Error
**errp
);
36 /* Optional, needed for dealloc visitor. */
37 void (*end_alternate
)(Visitor
*v
);
40 void (*type_enum
)(Visitor
*v
, const char *name
, int *obj
,
41 const char *const strings
[], Error
**errp
);
44 void (*type_int64
)(Visitor
*v
, const char *name
, int64_t *obj
,
47 void (*type_uint64
)(Visitor
*v
, const char *name
, uint64_t *obj
,
49 /* Optional; fallback is type_uint64(). */
50 void (*type_size
)(Visitor
*v
, const char *name
, uint64_t *obj
,
53 void (*type_bool
)(Visitor
*v
, const char *name
, bool *obj
, Error
**errp
);
54 void (*type_str
)(Visitor
*v
, const char *name
, char **obj
, Error
**errp
);
55 void (*type_number
)(Visitor
*v
, const char *name
, double *obj
,
57 void (*type_any
)(Visitor
*v
, const char *name
, QObject
**obj
,
60 /* May be NULL; most useful for input visitors. */
61 void (*optional
)(Visitor
*v
, const char *name
, bool *present
);
64 void input_type_enum(Visitor
*v
, const char *name
, int *obj
,
65 const char *const strings
[], Error
**errp
);
66 void output_type_enum(Visitor
*v
, const char *name
, int *obj
,
67 const char *const strings
[], Error
**errp
);