70 lines
2.5 KiB
C
70 lines
2.5 KiB
C
/*
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* Core Definitions for QAPI Visitor implementations
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*
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* Copyright (C) 2012-2016 Red Hat, Inc.
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*
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* Author: Paolo Bonizni <pbonzini@redhat.com>
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*
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* This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
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* See the COPYING.LIB file in the top-level directory.
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*
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*/
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#ifndef QAPI_VISITOR_IMPL_H
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#define QAPI_VISITOR_IMPL_H
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#include "qapi/error.h"
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#include "qapi/visitor.h"
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struct Visitor
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{
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/* Must be set */
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void (*start_struct)(Visitor *v, const char *name, void **obj,
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size_t size, Error **errp);
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void (*end_struct)(Visitor *v, Error **errp);
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void (*start_list)(Visitor *v, const char *name, Error **errp);
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/* Must be set */
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GenericList *(*next_list)(Visitor *v, GenericList **list, size_t size);
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/* Must be set */
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void (*end_list)(Visitor *v);
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/* Optional, needed for input and dealloc visitors. */
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void (*start_alternate)(Visitor *v, const char *name,
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GenericAlternate **obj, size_t size,
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bool promote_int, Error **errp);
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/* Optional, needed for dealloc visitor. */
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void (*end_alternate)(Visitor *v);
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/* Must be set. */
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void (*type_enum)(Visitor *v, const char *name, int *obj,
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const char *const strings[], Error **errp);
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/* Must be set. */
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void (*type_int64)(Visitor *v, const char *name, int64_t *obj,
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Error **errp);
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/* Must be set. */
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void (*type_uint64)(Visitor *v, const char *name, uint64_t *obj,
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Error **errp);
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/* Optional; fallback is type_uint64(). */
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void (*type_size)(Visitor *v, const char *name, uint64_t *obj,
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Error **errp);
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/* Must be set. */
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void (*type_bool)(Visitor *v, const char *name, bool *obj, Error **errp);
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void (*type_str)(Visitor *v, const char *name, char **obj, Error **errp);
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void (*type_number)(Visitor *v, const char *name, double *obj,
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Error **errp);
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void (*type_any)(Visitor *v, const char *name, QObject **obj,
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Error **errp);
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/* May be NULL; most useful for input visitors. */
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void (*optional)(Visitor *v, const char *name, bool *present);
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};
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void input_type_enum(Visitor *v, const char *name, int *obj,
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const char *const strings[], Error **errp);
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void output_type_enum(Visitor *v, const char *name, int *obj,
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const char *const strings[], Error **errp);
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#endif
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