/*
  *  Internal certificate utility methods and data structures.
  *
  *  Copyright (C) 2016-2019 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
  *
  *  Authors: Russ Kubik
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License version 2 as
  *  published by the Free Software Foundation.
  *
  *  This program 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 General Public License for more details.
  *
  *  You should have received a copy of the GNU General Public License
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  *  MA 02110-1301, USA.
  */
 
 #ifndef _CERT_UTIL_INT_H
 #define _CERT_UTIL_INT_H
 
 #include <pthread.h>
 #include <stdbool.h>
 #include <stdint.h>
 
 #include "clamav.h"
 
 typedef struct {
     X509 **certificates;
     size_t count;
 } cert_list_t;
 
 typedef struct {
     pthread_mutex_t mutex;
     bool loaded;
     cert_list_t system_certs;
     cert_list_t trusted_certs;
 } cert_store_t;
 
 /**
  * @brief Accessor method for cert store.
  *
  * @return Pointer to cert store
  */
 cert_store_t *cert_store_get_int(void);
 
 /**
  * @brief Free all certificates loaded by config_store_load.
  *
  * @details This method does not hold the cert store lock and should not be
  *          called outside of cert_util.
  */
 void cert_store_unload_int(void);
 
 /**
  * @brief Free memory allocated by a cert_list_t structure.
  *
  * @param[in] cert_list - Pointer to a cert_list_t structure
  */
 void cert_store_free_cert_list_int(cert_list_t *cert_list);
 
 /**
  * @brief Set trusted root certificates in the cert store. If trusted
  *        certificates already exist in the cert store then they are removed.
  *
  * @details This method does not hold the cert store lock and should not be
  *          called outside of cert_util.
  *
  * @param[in] trusted_certs - List of X509 trusted root certificates
  * @param[in] trusted_cert_count - Number of trusted root certificates
  *
  * @return 0 on success or -1 on error
  */
 cl_error_t cert_store_set_trusted_int(X509 **trusted_certs, size_t trusted_cert_count);
 

 /**
  * @brief Get the name from an X509 certificate.
  * Required if OPENSSL_VERSION_NUMBER >= 0x10100000L ( 1.1.0+ )
  * because the X509 structure is now opaque.
  *
  * The name must be free()'d by the caller.
  *
  * @param[in] cert - The cert in question.
  * @param[out] name - The NULL terminated name.
  * @return cl_error_t CL_SUCCESS on success.
  */
 cl_error_t x509_get_cert_name(X509 *cert, char **name);
 

 #endif