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/*
* Copyright (c) 2021 Eivind Næss. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The name(s) of the authors of this software must not be used to
* endorse or promote products derived from this software without
* prior written permission.
*
* THE AUTHORS OF THIS SOFTWARE DISCLAIM ALL WARRANTIES WITH REGARD TO
* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS, IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef TLS_H
#define TLS_H
/**
* Structure used in verifying the peer certificate
*/
struct tls_info;
/**
* Initialize the SSL library
*/
int tls_init();
/**
* Get the SSL_METHOD
*/
const SSL_METHOD* tls_method();
/**
* Configure the SSL options
*/
int tls_set_opts(SSL_CTX *ctx);
/**
* Configure the SSL context's max TLS version
*/
int tls_set_version(SSL_CTX *ctx, const char *max_version);
/**
* Configure the SSL context's verify callback
*/
int tls_set_verify(SSL_CTX *ctx, int depth);
/**
* Configure the SSL verify information
*/
int tls_set_verify_info(SSL *ssl, const char *peer_name, const char *peer_cert_file,
bool client, struct tls_info **out);
/**
* Free the tls_info structure and it's members
*/
void tls_free_verify_info(struct tls_info **in);
/**
* Configure the SSL context's CRL details
*/
int tls_set_crl(SSL_CTX *ctx, const char *crl_dir, const char *crl_file);
/**
* Configure the SSL context's CA verify locations
*/
int tls_set_ca(SSL_CTX *ctx, const char *ca_dir, const char *ca_file);
/**
* Log all errors from ssl library
*/
void tls_log_sslerr( void );
#endif /* TLS_H */
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