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