ocaml/byterun/custom.h

65 lines
2.4 KiB
C

/***********************************************************************/
/* */
/* OCaml */
/* */
/* Manuel Serrano and Xavier Leroy, INRIA Rocquencourt */
/* */
/* Copyright 2000 Institut National de Recherche en Informatique et */
/* en Automatique. All rights reserved. This file is distributed */
/* under the terms of the GNU Library General Public License, with */
/* the special exception on linking described in file ../LICENSE. */
/* */
/***********************************************************************/
/* $Id$ */
#ifndef CAML_CUSTOM_H
#define CAML_CUSTOM_H
#ifndef CAML_NAME_SPACE
#include "compatibility.h"
#endif
#include "mlvalues.h"
struct custom_operations {
char *identifier;
void (*finalize)(value v);
int (*compare)(value v1, value v2);
intnat (*hash)(value v);
void (*serialize)(value v,
/*out*/ uintnat * wsize_32 /*size in bytes*/,
/*out*/ uintnat * wsize_64 /*size in bytes*/);
uintnat (*deserialize)(void * dst);
int (*compare_ext)(value v1, value v2);
};
#define custom_finalize_default NULL
#define custom_compare_default NULL
#define custom_hash_default NULL
#define custom_serialize_default NULL
#define custom_deserialize_default NULL
#define custom_compare_ext_default NULL
#define Custom_ops_val(v) (*((struct custom_operations **) (v)))
CAMLextern value caml_alloc_custom(struct custom_operations * ops,
uintnat size, /*size in bytes*/
mlsize_t mem, /*resources consumed*/
mlsize_t max /*max resources*/);
CAMLextern void caml_register_custom_operations(struct custom_operations * ops);
CAMLextern int caml_compare_unordered;
/* Used by custom comparison to report unordered NaN-like cases. */
/* <private> */
extern struct custom_operations * caml_find_custom_operations(char * ident);
extern struct custom_operations *
caml_final_custom_operations(void (*fn)(value));
extern void caml_init_custom_operations(void);
/* </private> */
#endif /* CAML_CUSTOM_H */