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/*
* SPDX-License-Identifier: ISC
*
* Copyright (c) 2021 Todd C. Miller <Todd.Miller@sudo.ws>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, 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 SUDO_TLS_COMMON_H
#define SUDO_TLS_COMMON_H
#include <config.h>
#if defined(HAVE_OPENSSL)
# if defined(HAVE_WOLFSSL)
# include <wolfssl/options.h>
# endif
# include <openssl/ssl.h>
# include <openssl/err.h>
struct tls_client_closure {
SSL *ssl;
void *parent_closure;
struct sudo_event_base *evbase; /* duplicated */
struct sudo_event *tls_connect_ev;
struct peer_info *peer_name;
struct timespec connect_timeout;
bool (*start_fn)(struct tls_client_closure *);
bool tls_connect_state;
};
/* tls_client.c */
void tls_connect_cb(int sock, int what, void *v);
bool tls_client_setup(int sock, const char *ca_bundle_file, const char *cert_file, const char *key_file, const char *dhparam_file, const char *ciphers_v12, const char *ciphers_v13, bool verify_server, bool check_peer, struct tls_client_closure *closure);
bool tls_ctx_client_setup(SSL_CTX *ssl_ctx, int sock, struct tls_client_closure *closure);
/* tls_init.c */
SSL_CTX *init_tls_context(const char *ca_bundle_file, const char *cert_file, const char *key_file, const char *dhparam_file, const char *ciphers_v12, const char *ciphers_v13, bool verify_cert);
#endif /* HAVE_OPENSSL */
#endif /* SUDO_TLS_COMMON_H */
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