/*

 * Copyright 2016-2018 The OpenSSL Project Authors. All Rights Reserved.

 *

 * Licensed under the OpenSSL license (the "License").  You may not use

 * this file except in compliance with the License.  You can obtain a copy

 * in the file LICENSE in the source distribution or at

 * https://www.openssl.org/source/license.html

 */

#include <openssl/bio.h>

struct bio_method_st {

    int type;

    char *name;

    int (*bwrite) (BIO *, const char *, size_t, size_t *);

    int (*bwrite_old) (BIO *, const char *, int);

    int (*bread) (BIO *, char *, size_t, size_t *);

    int (*bread_old) (BIO *, char *, int);

    int (*bputs) (BIO *, const char *);

    int (*bgets) (BIO *, char *, int);

    long (*ctrl) (BIO *, int, long, void *);

    int (*create) (BIO *);

    int (*destroy) (BIO *);

    long (*callback_ctrl) (BIO *, int, BIO_info_cb *);

};

void bio_free_ex_data(BIO *bio);

void bio_cleanup(void);

/* Old style to new style BIO_METHOD conversion functions */

int bwrite_conv(BIO *bio, const char *data, size_t datal, size_t *written);

int bread_conv(BIO *bio, char *data, size_t datal, size_t *read);