| /* |
| * Copyright 1995-2021 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_HMAC_H |
| # define OPENSSL_HMAC_H |
| # pragma once |
| |
| # include <openssl/macros.h> |
| # ifndef OPENSSL_NO_DEPRECATED_3_0 |
| # define HEADER_HMAC_H |
| # endif |
| |
| # include <openssl/opensslconf.h> |
| |
| # include <openssl/evp.h> |
| |
| # ifndef OPENSSL_NO_DEPRECATED_3_0 |
| # define HMAC_MAX_MD_CBLOCK 200 /* Deprecated */ |
| # endif |
| |
| # ifdef __cplusplus |
| extern "C" { |
| # endif |
| |
| # ifndef OPENSSL_NO_DEPRECATED_3_0 |
| OSSL_DEPRECATEDIN_3_0 size_t HMAC_size(const HMAC_CTX *e); |
| OSSL_DEPRECATEDIN_3_0 HMAC_CTX *HMAC_CTX_new(void); |
| OSSL_DEPRECATEDIN_3_0 int HMAC_CTX_reset(HMAC_CTX *ctx); |
| OSSL_DEPRECATEDIN_3_0 void HMAC_CTX_free(HMAC_CTX *ctx); |
| # endif |
| # ifndef OPENSSL_NO_DEPRECATED_1_1_0 |
| OSSL_DEPRECATEDIN_1_1_0 __owur int HMAC_Init(HMAC_CTX *ctx, |
| const void *key, int len, |
| const EVP_MD *md); |
| # endif |
| # ifndef OPENSSL_NO_DEPRECATED_3_0 |
| OSSL_DEPRECATEDIN_3_0 int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len, |
| const EVP_MD *md, ENGINE *impl); |
| OSSL_DEPRECATEDIN_3_0 int HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, |
| size_t len); |
| OSSL_DEPRECATEDIN_3_0 int HMAC_Final(HMAC_CTX *ctx, unsigned char *md, |
| unsigned int *len); |
| OSSL_DEPRECATEDIN_3_0 __owur int HMAC_CTX_copy(HMAC_CTX *dctx, HMAC_CTX *sctx); |
| OSSL_DEPRECATEDIN_3_0 void HMAC_CTX_set_flags(HMAC_CTX *ctx, unsigned long flags); |
| OSSL_DEPRECATEDIN_3_0 const EVP_MD *HMAC_CTX_get_md(const HMAC_CTX *ctx); |
| # endif |
| |
| unsigned char *HMAC(const EVP_MD *evp_md, const void *key, int key_len, |
| const unsigned char *data, size_t data_len, |
| unsigned char *md, unsigned int *md_len); |
| |
| # ifdef __cplusplus |
| } |
| # endif |
| |
| #endif |