LXR qemu/include/qapi/visitor-impl.h

   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 (*optional)(Visitor *v, bool *present, const char *name,
  46                     Error **errp);
  47
  48    void (*type_uint8)(Visitor *v, uint8_t *obj, const char *name, Error **errp);
  49    void (*type_uint16)(Visitor *v, uint16_t *obj, const char *name, Error **errp);
  50    void (*type_uint32)(Visitor *v, uint32_t *obj, const char *name, Error **errp);
  51    void (*type_uint64)(Visitor *v, uint64_t *obj, const char *name, Error **errp);
  52    void (*type_int8)(Visitor *v, int8_t *obj, const char *name, Error **errp);
  53    void (*type_int16)(Visitor *v, int16_t *obj, const char *name, Error **errp);
  54    void (*type_int32)(Visitor *v, int32_t *obj, const char *name, Error **errp);
  55    void (*type_int64)(Visitor *v, int64_t *obj, const char *name, Error **errp);
  56    /* visit_type_size() falls back to (*type_uint64)() if type_size is unset */
  57    void (*type_size)(Visitor *v, uint64_t *obj, const char *name, Error **errp);
  58    bool (*start_union)(Visitor *v, bool data_present, Error **errp);
  59    void (*end_union)(Visitor *v, bool data_present, Error **errp);
  60};
  61
  62void input_type_enum(Visitor *v, int *obj, const char *strings[],
  63                     const char *kind, const char *name, Error **errp);
  64void output_type_enum(Visitor *v, int *obj, const char *strings[],
  65                      const char *kind, const char *name, Error **errp);
  66
  67#endif
  68