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/*
* Ouroboros - Copyright (C) 2016 - 2024
*
* OpenSSL based cryptographic operations
* Elliptic curve Diffie-Hellman key exchange
* AES encryption
# Authentication
*
* Dimitri Staessens <dimitri@ouroboros.rocks>
* Sander Vrijders <sander@ouroboros.rocks>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* version 2.1 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., http://www.fsf.org/about/contact/.
*/
#ifndef OUROBOROS_LIB_CRYPT_OPENSSL_H
#define OUROBOROS_LIB_CRYPT_OPENSSL_H
ssize_t openssl_ecdh_pkp_create(void ** pkp,
uint8_t * pk);
void openssl_ecdh_pkp_destroy(void * pkp);
int openssl_ecdh_derive(void * pkp,
buffer_t pk,
uint8_t * s);
int openssl_encrypt(void * ctx,
uint8_t * key,
buffer_t in,
buffer_t * out);
int openssl_decrypt(void * ctx,
uint8_t * key,
buffer_t in,
buffer_t * out);
void * openssl_crypt_create_ctx(void);
void openssl_crypt_destroy_ctx(void * ctx);
/* AUTHENTICATION */
int openssl_load_crt_file(const char * path,
void ** crt);
int openssl_load_crt_str(const char * str,
void ** crt);
int openssl_get_pubkey_crt(void * crt,
void ** pk);
void openssl_free_crt(void * crt);
int openssl_load_privkey_file(const char * path,
void ** key);
int openssl_load_privkey_str(const char * str,
void ** key);
int openssl_load_pubkey_file(const char * path,
void ** key);
int openssl_load_pubkey_str(const char * str,
void ** key);
int openssl_cmp_key(const void * key1,
const void * key2);
void openssl_free_key(void * key);
int openssl_check_crt_name(void * crt,
const char * name);
int openssl_crt_str(void * crt,
char * str);
void * openssl_auth_create_store(void);
void openssl_auth_destroy_store(void * store);
int openssl_auth_add_crt_to_store(void * store,
void * crt);
int openssl_verify_crt(void * store,
void * crt);
int openssl_sign(void * pkp,
buffer_t msg,
buffer_t * sig);
int openssl_verify_sig(void * pk,
buffer_t msg,
buffer_t sig);
#endif /* OUROBOROS_LIB_CRYPT_OPENSSL_H */
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