mruby/include/mruby/data.h at master · esskar/mruby · GitHub

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** mruby/data.h - Data class

** See Copyright Notice in mruby.h

#ifndef MRUBY_DATA_H

#define MRUBY_DATA_H 1

#if defined(__cplusplus)

extern "C" {

#endif

struct mrb_data_type {

const char *struct_name;

void (*dfree)(mrb_state *mrb, void*);

};

struct RData {

MRB_OBJECT_HEADER;

struct iv_tbl *iv;

struct mrb_data_type *type;

void *data;

};

struct RData *mrb_data_object_alloc(mrb_state *mrb, struct RClass* klass, void *datap, const struct mrb_data_type *type);

#define Data_Wrap_Struct(mrb,klass,type,ptr)\

mrb_data_object_alloc(mrb,klass,ptr,type)

#define Data_Make_Struct(mrb,klass,strct,type,sval) (\

sval = mrb_malloc(mrb, sizeof(strct)),\

memset(sval, 0, sizeof(strct)),\

Data_Wrap_Struct(mrb,klass,type,sval)\

)

#define RDATA(obj) ((struct RData *)((obj).value.p))

#define DATA_PTR(d) (RDATA(d)->data)

#define DATA_TYPE(d) (RDATA(d)->type)

void *mrb_get_datatype(mrb_state *mrb, mrb_value, const struct mrb_data_type*);

void *mrb_check_datatype(mrb_state *mrb, mrb_value, const struct mrb_data_type*);

#define Data_Get_Struct(mrb,obj,type,sval) do {\

sval = mrb_check_datatype(mrb, obj, type); \

} while (0)

#if defined(__cplusplus)

} /* extern "C" { */

#endif

#endif /* MRUBY_DATA_H */

mruby/include/mruby/data.h at master · esskar/mruby · GitHub

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