include/qapi/visitor.h

   1 /*
   2  * Core Definitions for QAPI Visitor Classes
   3  *
   4  * Copyright IBM, Corp. 2011
   5  *
   6  * Authors:
   7  *  Anthony Liguori   <aliguori@us.ibm.com>
   8  *
   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.
  11  *
  12  */
  13 #ifndef QAPI_VISITOR_CORE_H
  14 #define QAPI_VISITOR_CORE_H
  15
  16 #include "qapi/qmp/qobject.h"
  17 #include "qapi/error.h"
  18 #include <stdlib.h>
  19
  20 typedef struct GenericList
  21 {
  22     union {
  23         void *value;
  24         uint64_t padding;
  25     };
  26     struct GenericList *next;
  27 } GenericList;
  28
  29 typedef struct Visitor Visitor;
  30
  31 void visit_start_handle(Visitor *v, void **obj, const char *kind,
  32                         const char *name, Error **errp);
  33 void visit_end_handle(Visitor *v, Error **errp);
  34 void visit_start_struct(Visitor *v, void **obj, const char *kind,
  35                         const char *name, size_t size, Error **errp);
  36 void visit_end_struct(Visitor *v, Error **errp);
  37 void visit_start_implicit_struct(Visitor *v, void **obj, size_t size,
  38                                  Error **errp);
  39 void visit_end_implicit_struct(Visitor *v, Error **errp);
  40 void visit_start_list(Visitor *v, const char *name, Error **errp);
  41 GenericList *visit_next_list(Visitor *v, GenericList **list, Error **errp);
  42 void visit_end_list(Visitor *v, Error **errp);
  43 void visit_start_optional(Visitor *v, bool *present, const char *name,
  44                           Error **errp);
  45 void visit_end_optional(Visitor *v, Error **errp);
  46 void visit_get_next_type(Visitor *v, int *obj, const int *qtypes,
  47                          const char *name, Error **errp);
  48 void visit_type_enum(Visitor *v, int *obj, const char *strings[],
  49                      const char *kind, const char *name, Error **errp);
  50 void visit_type_int(Visitor *v, int64_t *obj, const char *name, Error **errp);
  51 void visit_type_uint8(Visitor *v, uint8_t *obj, const char *name, Error **errp);
  52 void visit_type_uint16(Visitor *v, uint16_t *obj, const char *name, Error **errp);
  53 void visit_type_uint32(Visitor *v, uint32_t *obj, const char *name, Error **errp);
  54 void visit_type_uint64(Visitor *v, uint64_t *obj, const char *name, Error **errp);
  55 void visit_type_int8(Visitor *v, int8_t *obj, const char *name, Error **errp);
  56 void visit_type_int16(Visitor *v, int16_t *obj, const char *name, Error **errp);
  57 void visit_type_int32(Visitor *v, int32_t *obj, const char *name, Error **errp);
  58 void visit_type_int64(Visitor *v, int64_t *obj, const char *name, Error **errp);
  59 void visit_type_size(Visitor *v, uint64_t *obj, const char *name, Error **errp);
  60 void visit_type_bool(Visitor *v, bool *obj, const char *name, Error **errp);
  61 void visit_type_str(Visitor *v, char **obj, const char *name, Error **errp);
  62 void visit_type_number(Visitor *v, double *obj, const char *name, Error **errp);
  63
  64 #endif