2 * Core Definitions for QAPI Visitor Classes
4 * Copyright IBM, Corp. 2011
7 * Anthony Liguori <aliguori@us.ibm.com>
9 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
10 * See the COPYING.LIB file in the top-level directory.
13 #ifndef QAPI_VISITOR_CORE_H
14 #define QAPI_VISITOR_CORE_H
16 #include "qemu/typedefs.h"
17 #include "qapi/qmp/qobject.h"
18 #include "qapi/error.h"
21 typedef struct GenericList
27 struct GenericList
*next
;
30 void visit_start_struct(Visitor
*v
, void **obj
, const char *kind
,
31 const char *name
, size_t size
, Error
**errp
);
32 void visit_end_struct(Visitor
*v
, Error
**errp
);
33 void visit_start_implicit_struct(Visitor
*v
, void **obj
, size_t size
,
35 void visit_end_implicit_struct(Visitor
*v
, Error
**errp
);
36 void visit_start_list(Visitor
*v
, const char *name
, Error
**errp
);
37 GenericList
*visit_next_list(Visitor
*v
, GenericList
**list
, Error
**errp
);
38 void visit_end_list(Visitor
*v
, Error
**errp
);
41 * Check if an optional member @name of an object needs visiting.
42 * For input visitors, set *@present according to whether the
43 * corresponding visit_type_*() needs calling; for other visitors,
44 * leave *@present unchanged. Return *@present for convenience.
46 bool visit_optional(Visitor
*v
, bool *present
, const char *name
);
49 * Determine the qtype of the item @name in the current object visit.
50 * For input visitors, set *@type to the correct qtype of a qapi
51 * alternate type; for other visitors, leave *@type unchanged.
52 * If @promote_int, treat integers as QTYPE_FLOAT.
54 void visit_get_next_type(Visitor
*v
, QType
*type
, bool promote_int
,
55 const char *name
, Error
**errp
);
56 void visit_type_enum(Visitor
*v
, int *obj
, const char * const strings
[],
57 const char *kind
, const char *name
, Error
**errp
);
58 void visit_type_int(Visitor
*v
, int64_t *obj
, const char *name
, Error
**errp
);
59 void visit_type_uint8(Visitor
*v
, uint8_t *obj
, const char *name
, Error
**errp
);
60 void visit_type_uint16(Visitor
*v
, uint16_t *obj
, const char *name
, Error
**errp
);
61 void visit_type_uint32(Visitor
*v
, uint32_t *obj
, const char *name
, Error
**errp
);
62 void visit_type_uint64(Visitor
*v
, uint64_t *obj
, const char *name
, Error
**errp
);
63 void visit_type_int8(Visitor
*v
, int8_t *obj
, const char *name
, Error
**errp
);
64 void visit_type_int16(Visitor
*v
, int16_t *obj
, const char *name
, Error
**errp
);
65 void visit_type_int32(Visitor
*v
, int32_t *obj
, const char *name
, Error
**errp
);
66 void visit_type_int64(Visitor
*v
, int64_t *obj
, const char *name
, Error
**errp
);
67 void visit_type_size(Visitor
*v
, uint64_t *obj
, const char *name
, Error
**errp
);
68 void visit_type_bool(Visitor
*v
, bool *obj
, const char *name
, Error
**errp
);
69 void visit_type_str(Visitor
*v
, char **obj
, const char *name
, Error
**errp
);
70 void visit_type_number(Visitor
*v
, double *obj
, const char *name
, Error
**errp
);
71 void visit_type_any(Visitor
*v
, QObject
**obj
, const char *name
, Error
**errp
);
72 bool visit_start_union(Visitor
*v
, bool data_present
, Error
**errp
);
73 void visit_end_union(Visitor
*v
, bool data_present
, Error
**errp
);