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/*
* Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (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
*/
#ifndef OPENSSL_COMP_H
# define OPENSSL_COMP_H
# pragma once
# include <openssl/macros.h>
# ifndef OPENSSL_NO_DEPRECATED_3_0
# define HEADER_COMP_H
# endif
# include <openssl/opensslconf.h>
# ifndef OPENSSL_NO_COMP
# include <openssl/crypto.h>
# include <openssl/comperr.h>
# ifdef __cplusplus
extern "C" {
# endif
COMP_CTX *COMP_CTX_new(COMP_METHOD *meth);
const COMP_METHOD *COMP_CTX_get_method(const COMP_CTX *ctx);
int COMP_CTX_get_type(const COMP_CTX* comp);
int COMP_get_type(const COMP_METHOD *meth);
const char *COMP_get_name(const COMP_METHOD *meth);
void COMP_CTX_free(COMP_CTX *ctx);
int COMP_compress_block(COMP_CTX *ctx, unsigned char *out, int olen,
unsigned char *in, int ilen);
int COMP_expand_block(COMP_CTX *ctx, unsigned char *out, int olen,
unsigned char *in, int ilen);
COMP_METHOD *COMP_zlib(void);
COMP_METHOD *COMP_zlib_oneshot(void);
COMP_METHOD *COMP_brotli(void);
COMP_METHOD *COMP_brotli_oneshot(void);
COMP_METHOD *COMP_zstd(void);
COMP_METHOD *COMP_zstd_oneshot(void);
#ifndef OPENSSL_NO_DEPRECATED_1_1_0
# define COMP_zlib_cleanup() while(0) continue
#endif
# ifdef OPENSSL_BIO_H
const BIO_METHOD *BIO_f_zlib(void);
const BIO_METHOD *BIO_f_brotli(void);
const BIO_METHOD *BIO_f_zstd(void);
# endif
# ifdef __cplusplus
}
# endif
# endif
#endif
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